83 FR 25776 - Additional Air Quality Designations for the 2015 Ozone National Ambient Air Quality Standards

ENVIRONMENTAL PROTECTION AGENCY

Federal Register Volume 83, Issue 107 (June 4, 2018)

Page Range25776-25848
FR Document2018-11838

This rule establishes initial air quality designations for certain areas in the United States, including areas of Indian country, for the 2015 primary and secondary national ambient air quality standards (NAAQS) for ozone. On November 6, 2017, the Environmental Protection Agency (EPA) designated about 85 percent of the country as attainment/unclassifiable and three counties as unclassifiable. In this action, the EPA is designating all remaining areas, except for eight counties in the San Antonio, Texas metropolitan area. Areas are being designated as either nonattainment, attainment/unclassifiable, or unclassifiable. Areas designated as nonattainment are also being classified by operation of law according to the severity of their air quality problems. The classification categories are Marginal, Moderate, Serious, Severe, and Extreme. In addition, five nonattainment areas in California are being voluntarily reclassified to a higher classification.

Federal Register, Volume 83 Issue 107 (Monday, June 4, 2018)
[Federal Register Volume 83, Number 107 (Monday, June 4, 2018)]
[Rules and Regulations]
[Pages 25776-25848]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2018-11838]



[[Page 25775]]

Vol. 83

Monday,

No. 107

June 4, 2018

Part III





Environmental Protection Agency





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40 CFR Part 81





Additional Air Quality Designations for the 2015 Ozone National Ambient 
Air Quality Standards; Rule

Federal Register / Vol. 83 , No. 107 / Monday, June 4, 2018 / Rules 
and Regulations

[[Page 25776]]


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ENVIRONMENTAL PROTECTION AGENCY

40 CFR Part 81

[EPA-HQ-OAR-2017-0548; FRL-9977-72-OAR]
RIN 2060-AT94


Additional Air Quality Designations for the 2015 Ozone National 
Ambient Air Quality Standards

AGENCY: Environmental Protection Agency (EPA).

ACTION: Final rule.

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SUMMARY: This rule establishes initial air quality designations for 
certain areas in the United States, including areas of Indian country, 
for the 2015 primary and secondary national ambient air quality 
standards (NAAQS) for ozone. On November 6, 2017, the Environmental 
Protection Agency (EPA) designated about 85 percent of the country as 
attainment/unclassifiable and three counties as unclassifiable. In this 
action, the EPA is designating all remaining areas, except for eight 
counties in the San Antonio, Texas metropolitan area. Areas are being 
designated as either nonattainment, attainment/unclassifiable, or 
unclassifiable. Areas designated as nonattainment are also being 
classified by operation of law according to the severity of their air 
quality problems. The classification categories are Marginal, Moderate, 
Serious, Severe, and Extreme. In addition, five nonattainment areas in 
California are being voluntarily reclassified to a higher 
classification.

DATE:  The effective date of this rule is August 3, 2018.

ADDRESSES: The EPA has established a docket for this action under 
Docket ID NO. EPA-HQ-OAR-2017-0548. All documents in the docket are 
listed in the index at http://www.regulations.gov. Although listed in 
the index, some information is not publicly available, i.e., 
Confidential Business Information or other information whose disclosure 
is restricted by statute. Certain other material, such as copyrighted 
material, is not placed on the internet and will be publicly available 
only in hard copy form. Publicly available docket materials are 
available either electronically in the docket or in hard copy at the 
EPA Docket Center, EPA WJC West Building, Room 3334, 1301 Constitution 
Avenue NW, Washington, DC. The Public Reading Room is open from 8:30 
a.m. to 4:30 p.m., Monday through Friday, excluding legal holidays. The 
telephone number for the Public Reading Room is (202) 566-1744, and the 
telephone number for the Office of Air and Radiation Docket and 
Information Center is (202) 566-1742.
    In addition, the EPA has established a website for this rulemaking 
at https://www.epa.gov/ozone-designations. The website includes the 
EPA's final designations, as well as designation recommendation letters 
from states and tribes, the EPA's 120-letters notifying the states 
whether EPA intends to modify the state's recommendation, technical 
support documents, responses to comments and other related technical 
information.

FOR FURTHER INFORMATION CONTACT: Denise Scott, Office of Air Quality 
Planning and Standards, U.S. Environmental Protection Agency, Mail Code 
C539-01, Research Triangle Park, NC 27711, phone number (919) 541-4280 
or by email at: [email protected].

Regional Office Contacts

Region I--Richard Burkhart, telephone (617) 918-1664, email at 
[email protected].
Region II--Omar Hammad, telephone (212) 637-3347, email at 
[email protected].
Region III--Maria Pino, telephone (215) 814-2181, email at 
[email protected].
Region IV--Jane Spann, telephone (404) 562-9029, email at 
[email protected].
Region V--Kathleen D'Agostino, telephone (312) 886-1767, email at 
[email protected].
Region VI--Carrie Paige, telephone (214) 665-6521, email at 
[email protected].
Region VII--Lachala Kemp. telephone (913) 551-7214, email at 
[email protected].
Region VIII--Chris Dresser, telephone (303) 312-6385, email at 
[email protected].
Region IX--Ashley Graham, telephone (415) 972-3877, email at 
[email protected].
Region X--Karl Pepple, telephone (206) 553-1778, email at 
[email protected].

SUPPLEMENTARY INFORMATION: 
    The public may inspect the rule and state-specific technical 
support information at the following locations:

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                    Regional offices                                              States
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Dave Conroy, Chief, Air Programs Branch, EPA New         Connecticut, Maine, Massachusetts, New Hampshire, Rhode
 England, 5 Post Office Square, Suite 100, Boston, MA     Island, and Vermont.
 02109-3912, (617) 918-1661.
Richard Ruvo, Chief, Air Programs Branch, EPA Region     New Jersey, New York, Puerto Rico, and Virgin Islands.
 II, 290 Broadway, 25th Floor, New York, NY 10007-1866,
 (212) 637-4014.
Maria A. Pino, Acting Associate Director, Office of Air  Delaware, District of Columbia, Maryland, Pennsylvania,
 Program Planning, EPA Region III, 1650 Arch Street,      Virginia, and West Virginia.
 Philadelphia, PA 19103- 2187, (215) 814-2181.
R. Scott Davis, Chief, Air Planning and Implementation   Alabama, Florida, Georgia, Kentucky, Mississippi, North
 Branch, EPA Region IV, Sam Nunn Atlanta Federal          Carolina, South Carolina, and Tennessee.
 Center, 61 Forsyth, Street, SW, 12th Floor, Atlanta,
 GA 30303, (404) 562-9127.
John Mooney, Chief, Air Programs Branch, EPA Region V,   Illinois, Indiana, Michigan, Minnesota, Ohio, and
 77 West Jackson Street, Chicago, IL 60604, (312) 886-    Wisconsin.
 6043.
Mary Stanton, Chief, State Implementation Section B,     Arkansas, Louisiana, New Mexico, Oklahoma, and Texas.
 EPA Region VI, 1445 Ross Avenue, Dallas, TX 75202,
 (214) 665-8377.
Mike Jay, Chief, Air Programs Branch, EPA Region VII,    Iowa, Kansas, Missouri, and Nebraska.
 11201 Renner Blvd., Lenexa, KS 66129, (913) 551-7460.
Monica Morales, Air Program Director, EPA Region VIII,   Colorado, Montana, North Dakota, South Dakota, Utah,
 1595 Wynkoop Street, Denver, CO 80202-1129, (303) 312-   and Wyoming.
 6936.
Laura Lawrence, Acting Chief, Air Planning Office, EPA   American Samoa, Arizona, California, Guam, Hawaii,
 Region IX, 75 Hawthorne Street, San Francisco, CA        Nevada, and Northern Mariana Islands.
 94105, (415) 972-3407.
Debra Suzuki, Manager, State and Tribal Air Programs,    Alaska, Idaho, Oregon, and Washington.
 EPA Region X, Office of Air, Waste, and Toxics, Mail
 Code OAQ-107, 1200 Sixth Avenue, Seattle, WA 98101,
 (206) 553-0985.
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[[Page 25777]]

Table of Contents

    The following is an outline of the preamble.

I. Preamble Glossary of Terms and Acronyms
II. What is the purpose of this action?
III. What is ozone and how is it formed?
IV. What are the 2015 ozone NAAQS and the health and welfare 
concerns they address?
V. What are the CAA requirements for air quality designations?
VI. What is the chronology for this designations rule and what 
guidance did the EPA provide?
VII. What air quality data has the EPA used to designate areas for 
the 2015 ozone NAAQS?
VIII. What are the ozone air quality classifications?
IX. What action is EPA taking to reclassify five California 
nonattainment areas?
X. How can states request that an area within 5 percent of the upper 
or lower limit of a classification threshold be reclassified?
    A. Five Percent Reclassifications to a Lower Classification
    B. Five Percent Reclassifications to a Higher Classification
    C. Timing of the 5 Percent Reclassifications
XI. Determining Rural Transport Areas
XII. How do designations affect Indian country?
XIII. Where can I find information forming the basis for this rule 
and exchanges between the EPA, states, and tribes related to this 
rule?
XIV. Environmental Justice Concerns
XV. Statutory and Executive Order Reviews
    A. Executive Order 12866: Regulatory Planning and Review and 
Executive Order 13563: Improving Regulations and Regulatory Review
    B. Executive Order 13771: Reducing Regulations and Controlling 
Regulatory Costs
    C. Paperwork Reduction Act
    D. Regulatory Flexibility Act
    E. Unfunded Mandates Reform Act
    F. Executive Order 13132: Federalism
    G. Executive Order 13175: Consultation and Coordination With 
Indian Tribal Governments
    H. Executive Order 13045: Protection of Children From 
Environmental Health and Safety Risks
    I. Executive Order 13211: Actions That Significantly Affect 
Energy Supply, Distribution, or Use
    J. National Technology Transfer and Advancement Act (NTTAA)
    K. Executive Order 12898: Federal Actions To Address 
Environmental Justice in Minority Populations and Low-Income 
Populations
    L. Congressional Review Act
    M. Judicial Review

I. Preamble Glossary of Terms and Acronyms

    The following are abbreviations of terms used in the preamble.

APA Administrative Procedure Act
CAA Clean Air Act
CFR Code of Federal Regulations
DC District of Columbia
EPA Environmental Protection Agency
FR Federal Register
NAAQS National Ambient Air Quality Standards
NOX Nitrogen Oxides
NTTAA National Technology Transfer and Advancement Act
PPM Parts per million
RFA Regulatory Flexibility Act
RTA Rural Transport Area
UMRA Unfunded Mandate Reform Act of 1995
TAR Tribal Authority Rule
U.S. United States
U.S.C. United States Code
VCS Voluntary Consensus Standards
VOC Volatile Organic Compounds

II. What is the purpose of this action?

    The purpose of this action is to announce and promulgate initial 
area designations for certain areas of the country with respect to the 
2015 primary and secondary NAAQS for ozone, in accordance with the 
requirements of Clean Air Act (CAA) section 107(d). The EPA is 
designating areas as either nonattainment, attainment/unclassifiable, 
or unclassifiable. In addition, this action announces the 
classification for nonattainment areas, which occurs by operation of 
law at the time of designation and is based on the severity of each 
area's ozone air quality problems. This action also reclassifies five 
areas in California to a higher classification. The classification 
categories are Marginal, Moderate, Serious, Severe, and Extreme. The 
EPA established the air quality thresholds that define the 
classifications in a separate rule titled, ``Implementation of the 2015 
National Ambient Air Quality Standards for Ozone: Nonattainment Area 
Classifications Approach'' (Classifications Rule) (83 FR 10376; March 
9, 2018).
    The list of all areas being designated in this action appear in the 
regulatory tables included at the end of this final rule. These tables, 
which will amend 40 CFR part 81, identify the designation and the 
classification for each nonattainment area.
    In this action, the EPA is designating 51 areas as nonattainment. 
Consistent with the EPA's ``Policy for Establishing Separate Air 
Quality Designations for Areas of Indian Country'' (December 20, 2011), 
the EPA is designating certain lands of the Pechanga Tribe and the 
Morongo Tribe in Southern California as separate nonattainment 
areas.\1\ Seven of the nonattainment areas are multi-state areas. The 
EPA is also designating one area as unclassifiable. The EPA is 
designating all the other areas addressed in this final action, 
including both state and tribal areas, as attainment/unclassifiable. 
With this action, the EPA has issued final designations for all areas 
of the country with the exception of eight counties in the San Antonio, 
Texas, metropolitan area. The EPA intends to issue final designations 
for these eight counties by July 17, 2018.
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    \1\ Designation guidance for the 2015 ozone NAAQS is available 
at https://www.epa.gov/ozone-designations/epa-guidance-area-designations-2015-ozone-naaqs.
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    The EPA is basing the designations on the most recent 3 years of 
certified ozone air quality monitoring data and on an evaluation of 
factors to assess contributions to nonattainment in nearby areas. State 
areas designated as nonattainment are subject to planning and emission 
reduction requirements as specified in CAA part D. Requirements vary 
according to an area's classification. On November 17, 2016, the EPA 
proposed an implementation rule to assist states in the development of 
state implementation plans for attaining the ozone standards (81 FR 
81276). The EPA expects to finalize this rule as soon as possible after 
finalizing the nonattainment area designations for the 2015 ozone 
NAAQS.

III. What is ozone and how is it formed?

    Ground-level ozone is a gas that is formed by the reaction of 
volatile organic compounds (VOCs) and oxides of nitrogen 
(NOX) in the atmosphere in the presence of sunlight. These 
precursor emissions are emitted by many types of pollution sources, 
including power plants and industrial emissions sources, on-road and 
off-road motor vehicles and engines, and smaller sources, collectively 
referred to as area sources. Ozone is predominately a summertime air 
pollutant. However, high ozone concentrations have also been observed 
in cold months, where a few areas in the Western United States (U.S.) 
have experienced high levels of local VOC and NOX emissions 
that have formed ozone when snow is on the ground and temperatures are 
near or below freezing. Ozone and ozone precursors can be transported 
to an area from sources in nearby areas or from sources located 
hundreds of miles away. For purposes of determining ozone nonattainment 
area boundaries, the CAA requires the EPA to include areas that 
contribute to nearby violations of the NAAQS.

IV. What are the 2015 ozone NAAQS and the health and welfare concerns 
they address?

    On October 1, 2015, the EPA revised both the primary and secondary 
NAAQS for ozone to a level of 0.070 parts per

[[Page 25778]]

million (ppm) (annual fourth-highest daily maximum 8-hour average 
concentration, averaged over 3 years).\2\ The level of the ozone NAAQS 
previously set in 2008 is 0.75 ppm. The 2015 ozone NAAQS retain the 
same general form and averaging time as the 2008 ozone NAAQS.
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    \2\ See 80 FR 65296; October 26, 2015, for a detailed 
explanation of the calculation of the 3-year 8-hour average and 40 
CFR part 50, Appendix U.
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    The primary ozone standards provide protection for children, older 
adults, and people with asthma or other lung diseases, and other at-
risk populations against an array of adverse health effects that 
include reduced lung function, increased respiratory symptoms and 
pulmonary inflammation; effects that contribute to emergency department 
visits or hospital admissions; and mortality. The secondary ozone 
standards protect against adverse effects to the public welfare, 
including those related to impacts on sensitive vegetation and forested 
ecosystems.

V. What are the CAA requirements for air quality designations?

    When the EPA promulgates a new or revised NAAQS, the EPA is 
required to designate all areas in the country as nonattainment, 
attainment, or unclassifiable, pursuant to section 107(d)(1) of the 
CAA. Section 107(d)(1)(A)(i) of the CAA defines a nonattainment area 
as, ``any area that does not meet (or that contributes to ambient air 
quality in a nearby area that does not meet) the national primary or 
secondary ambient air quality standard for the pollutant.'' If an area 
meets either prong of this definition, states should recommend and the 
EPA is obligated to designate the area as ``nonattainment.'' CAA 
section 107(d)(1)(A)(ii) defines an attainment area as any area that 
does not meet the definition of nonattainment and that meets the NAAQS. 
CAA section 107(d)(1)(A)(iii) provides that any area that the EPA 
cannot designate on the basis of available information as meeting or 
not meeting the standards should be designated as ``unclassifiable.'' 
Historically for ozone, the EPA has designated most areas that do not 
meet the definition of nonattainment as ``unclassifiable/attainment.'' 
This category includes areas that have air quality monitoring data 
meeting the NAAQS and areas that do not have monitors but for which the 
EPA has no evidence that the areas may be violating the NAAQS or 
contributing to a nearby violation. In the designations for the 2015 
ozone NAAQS, the EPA has reversed the order of the label to be 
attainment/unclassifiable to better convey the definition of the 
designation category and so that the category is more easily 
distinguished from the separate unclassifiable category. In a few 
instances, based on circumstances where some monitoring data are 
available but are not sufficient for a determination that an area is or 
is not attaining the NAAQS, the EPA has designated an area as 
``unclassifiable.''
    Section 107(d)(1)(B) of the CAA requires the EPA to issue initial 
area designations within 2 years of promulgating a new or revised 
NAAQS. However, if the Administrator has insufficient information to 
make these designations within that time frame, the EPA has the 
authority to extend the deadline for designation decisions by up to 1 
additional year.
    By not later than 1 year after the promulgation of a new or revised 
NAAQS, each state governor is required to recommend air quality 
designations, including the appropriate boundaries for areas, to the 
EPA. (See CAA section 107(d)(1)(A).) The EPA reviews those state 
recommendations and is authorized to make any modifications the 
Administrator deems necessary. The statute does not define the term 
``necessary,'' but the EPA interprets this to authorize the 
Administrator to modify designation recommendations that are 
inconsistent with the statutory language, including modification of 
recommended boundaries for nonattainment areas that are not supported 
by the facts or analysis. If the EPA intends to modify a state's 
recommendation, section 107(d)(1)(B) of the CAA requires the EPA to 
notify the state of any such intended modifications not less than 120 
days prior to the EPA's promulgation of the final designation. These 
notifications are commonly known as the ``120-day letters.'' If the 
state does not agree with the EPA's intended modification, the 120-day 
period provides an opportunity for the state to demonstrate to the EPA 
why it believes any modification proposed by the EPA is inappropriate. 
If a state fails to provide any recommendation for an area, in whole or 
in part, the EPA must promulgate a designation that the Administrator 
deems appropriate.
    The terms ``contributes to'' and ``nearby'' in the definition of a 
nonattainment area are not defined in the statute and the EPA has 
discretion to interpret these ambiguous terms, based on considerations 
such as the nature of a specific pollutant, the types of sources that 
may contribute to violations, the form of the relevant NAAQS, and any 
other relevant information. The EPA does not interpret the statute to 
require the agency to establish bright line tests or thresholds for 
what constitutes ``contribution'' or ``nearby'' for purposes of 
designations.\3\
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    \3\ This view was confirmed in Catawba County v. EPA, 571 F.3d 
20 (D.C. Cir. 2009).
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    Section 301(d) of the CAA authorizes the EPA to approve eligible 
Indian tribes to implement provisions of the CAA on Indian reservations 
and other areas within the tribes' jurisdiction. The Tribal Authority 
Rule (TAR) (40 CFR part 49), which implements section 301(d) of the 
CAA, sets forth the criteria and process for tribes to apply to the EPA 
for eligibility to administer CAA programs. The designations process 
contained in section 107(d) of the CAA is included among those 
provisions determined to be appropriate by the EPA for treatment of 
tribes in the same manner as states. Under the TAR, tribes generally 
are not subject to the same submission schedules imposed by the CAA on 
states. As authorized by the TAR, tribes may seek eligibility to submit 
designation recommendations to the EPA.

VI. What is the chronology for this designations rule and what guidance 
did the EPA provide?

    On February 25, 2016, the EPA issued guidance for states and tribal 
agencies to use for purposes of making designation recommendations as 
required by CAA section 107(d)(1)(A). (See February 25, 2016, 
memorandum from Janet G. McCabe, Acting Assistant Administrator, to 
Regional Administrators, Regions 1-10, titled, ``Area Designations for 
the 2015 Ozone National Ambient Air Quality Standards'' (Designations 
Guidance)). The Designations Guidance provided the anticipated timeline 
for designations and identified important factors that the EPA 
recommended states and tribes consider in making their recommendations 
and that EPA intended to consider in promulgating designations. These 
factors include air quality data, emissions and emissions-related data, 
meteorological data, geography/topography, and jurisdictional 
boundaries. In the Designations Guidance, the EPA asked that states and 
tribes submit their designation recommendations, including appropriate 
area boundaries, to the EPA by October 1, 2016. The EPA had previously 
issued two guidance memoranda related to designating areas of Indian 
country that also apply for designations for the 2015 ozone NAAQS. (See 
December 20, 2011, memorandum from Stephen D. Page,

[[Page 25779]]

Director, Office of Air Quality Planning and Standards, to Regional Air 
Directors, Regions I-X, titled, ``Policy for Establishing Separate Air 
Quality Designations for Areas of Indian Country,'' and December 20, 
2011, memorandum from Stephen D. Page, Director, Office of Air Quality 
Planning and Standards, to Regional Air Directors, Regions I-X, titled, 
``Guidance to Regions for Working with Tribes during the National 
Ambient Air Quality Standards (NAAQS) Designations Process.'') In the 
Designation Guidance, the EPA indicated the agency expected to complete 
the initial designations for the 2015 ozone NAAQS on a 2-year schedule, 
by October 1, 2017, consistent with CAA 107(d)(1)(B)(i).
    On November 6, 2017, the EPA designated as attainment/
unclassifiable 2,646 counties,\4\ including tribal lands within those 
counties, for which the states recommended a designation of attainment 
or attainment/unclassifiable. This represents about 85 percent of the 
counties in the U.S. The EPA also designated a three-county area in 
Washington as unclassifiable as recommended by the state. Consistent 
with the EPA's Tribal Designation Guidance, the EPA designated two 
areas of Indian country (Fond du Lac Band of Lake Superior Chippewa 
Indians and Forest County Potawatomi Community) as separate attainment/
unclassifiable areas.
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    \4\ Any reference to ``counties'' in this action also includes 
non-county administrative or statistical areas that are comparable 
to counties. Louisiana parishes; the organized boroughs of Alaska; 
the District of Columbia; and the independent cities of the states 
of Virginia, Maryland, Missouri, and Nevada are equivalent to 
counties for administrative purposes. Alaska's Unorganized Borough 
is divided into 10 census areas that are statistically equivalent to 
counties. As of 2017, there are currently 3,142 counties and county-
equivalents in the U.S.
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    On December 4, 2017, a coalition of environmental and health 
organizations filed suit against the Administrator claiming that EPA 
failed to meet its mandatory obligation to designate all areas of the 
United States for the 2015 ozone NAAQS by October 1, 2017. American 
Lung Association, et al. v. Pruitt (N.D. Cal. No. 4:17-cv-06900). A 
coalition of 15n states also filed a similar suit on December 5, 2017. 
State of California v. Pruitt (N.D. Cal. No. 4:17-cv-06936). The United 
States District Court for the Northern District of California heard 
arguments on plaintiffs' motions for summary judgment in both cases on 
February 22, 2018. In a March 12, 2018, order, the court granted the 
motions in part and ordered the EPA ``to promulgate final designations 
for all areas of the country except for the eight undesignated counties 
composing the San Antonio area no later than April 30, 2018'' and ``to 
promulgate final designations for the San Antonio area no later than 
127 days from the date of this order.'' The designation deadline for 
eight-county San Antonio area is July 17, 2018.
    On or about December 22, 2017, the EPA sent 120-day letters to 
Governors and tribal leaders notifying them of the EPA's preliminary 
response to their designation recommendations for all areas of the 
country not designated in the November 2017 action, with the exception 
of eight counties in the San Antonio metropolitan area. For the areas 
addressed in the 120-day letters, the EPA requested that states and 
tribes submit any additional information that they wanted the EPA to 
consider in making final designation decisions by February 28, 2018, 
including any certified 2017 air quality monitoring data.
    Although not required by section 107(d)(2)(B) of the CAA, the EPA 
also provided a 30-day public comment period on the designation 
recommendations from states and tribes and the EPA's intended 
designations addressed in the 120-day letters to states and tribes. The 
EPA announced the public comment period in the Federal Register on 
January 5, 2018 (83 FR 651). In that notice, the EPA indicated that the 
agency intended to complete the designations for the areas addressed in 
the responses to states and tribes by April 30, 2018.
    State and tribal recommendations and the EPA's preliminary 
responses are posted on EPA's website at https://www.epa.gov/ozone-designations and are available in the docket for the designations 
action. Comments from the states, tribes and the public, and EPA's 
responses to significant comments, are also available in the docket in 
the individual technical support documents for specific areas and in a 
Response to Comments document.

VII. What air quality data has the EPA used to designate areas for the 
2015 ozone NAAQS?

    The final ozone designations in this action are based primarily on 
air quality monitoring data from the years 2014-2016, which were the 
most recent data that states were required to certify at the time the 
EPA notified the states of its intended modifications to their 
recommendations. Under 40 CFR 58.16, states are required to report all 
monitored ozone air quality data and associated quality assurance data 
within 90 days after the end of each quarterly reporting period, and 
under 40 CFR part 58.15(a)(2) states are required to submit annual 
summary reports and a data certification letter to the EPA by May 1 for 
ozone air quality data collected in the previous calendar year. Thus, 
at the time of the 120-day letters, the most recent certification 
obligation was for air quality data from 2016. In the 120-day 
notification letters to states, the EPA indicated that in order for the 
EPA to consider air quality data for the period 2015-2017 in the final 
designation decisions for any area, a state must submit certified, 
quality assured 2015-2017 air quality monitoring data for the area to 
the EPA by February 28, 2018. Several states chose to submit early 
certified air quality data for areas within their states. For those 
areas, the EPA is basing the final designation decisions on air quality 
data from 2015-2017.

VIII. What are the ozone air quality classifications?

    In accordance with CAA section 181(a)(1), each area designated as 
nonattainment for the ozone NAAQS is classified by operation of law at 
the same time as the area is designated by the EPA. Under Subpart 2 of 
part D of title I of the CAA, state planning and emissions control 
requirements for ozone are determined, in part, by a nonattainment 
area's classification. The ozone nonattainment areas are classified 
based on the severity of their ozone levels (as determined based on the 
area's ``design value,'' which represents air quality in the area for 
the most recent 3 years).\5\ The possible classifications are Marginal, 
Moderate, Serious, Severe, and Extreme. Nonattainment areas with a 
``lower'' classification have ozone levels that are closer to the 
standard than areas with a ``higher'' classification. Areas in the 
lower classification levels have fewer and/or less stringent mandatory 
air quality planning and control requirements than those in higher 
classifications. On March 9, 2018 (83 FR 10376), the EPA published the 
Classifications Rule that establishes how the statutory classifications 
will apply for the 2015 ozone NAAQS, including the air quality 
thresholds for each classification category. Each

[[Page 25780]]

nonattainment area's design value, based on the most recent 3 years of 
certified air quality monitoring data, is used to establish the 
classification for the area. See Table 1.
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    \5\ The air quality design value for the 8-hour ozone NAAQS is 
the 3-year average of the annual 4th highest daily maximum 8-hour 
average ozone concentration. See 40 CFR part 50, Appendix U.

       Table 1--Classification Thresholds for the 2015 Ozone NAAQS
                               [0.070 ppm]
------------------------------------------------------------------------
                                                           8-hour ozone
       Nonattainment area                                  design value
         classification                                       (ppm)
------------------------------------------------------------------------
Marginal.......................  from..................            0.071
                                 up to *...............            0.081
Moderate.......................  from..................            0.081
                                 up to *...............            0.093
Serious........................  from..................            0.093
                                 up to *...............            0.105
Severe-15......................  from..................            0.105
                                 up to *...............            0.111
Severe-17......................  from..................            0.111
                                 up to *...............            0.163
Extreme........................  equal to or above.....            0.163
------------------------------------------------------------------------
* but not including

The regulatory tables included at the end of this action provide the 
classification for each designated nonattainment area for the 2015 
ozone NAAQS based on the design value for the area and the 
classification thresholds established in the Classification Rule.

IX. What action is EPA taking to reclassify five California 
nonattainment areas?

    The CAA provides states with a mechanism for addressing 
nonattainment areas that may not be able to attain by the attainment 
date for their classification. Pursuant to CAA section 181(b)(3), a 
state may voluntarily request that the EPA reclassify a nonattainment 
area to a higher classification. The EPA may not deny and must approve 
any such voluntary reclassification requests. Once an area is 
reclassified to a higher classification, it becomes subject to the 
associated additional planning and control requirements for that higher 
classification, and must attain the standard no later than the maximum 
attainment date for that classification. Six nonattainment areas in 
California were granted voluntary reclassifications to a higher 
classification for both the 1997 and 2008 ozone NAAQS. For the 2008 
ozone NAAQS, the EPA proposed to interpret the voluntary 
reclassification requests for the 1997 ozone NAAQS to also apply for 
the more stringent 2008 ozone NAAQS, unless the state expressly 
requested otherwise. As part of the proposal for the Classifications 
Rule for the 2015 NAAQS, the EPA proposed to again apply previous 
voluntary reclassifications for potential nonattainment areas in 
California for the 2015 ozone NAAQS, unless the state of California 
explicitly requested otherwise in their comments on that proposal 
(November 17, 2016; 81 FR 81285).\6\ These areas included Los Angeles-
South Coast Air Basin, San Joaquin Valley, Riverside County (Coachella 
Valley), Sacramento Metro, Ventura County and Los Angeles-San 
Bernardino Counties (Western Mojave) areas. The EPA believes this is an 
appropriate mechanism to address attainment planning for these 
California areas that were voluntarily reclassified for the 1997 ozone 
NAAQS and previously used this mechanism for the 2008 ozone NAAQS. The 
reclassifications will ensure that these areas will have an attainment 
date for the 2015 ozone NAAQS that is no earlier than the areas' 
attainment date for the 2008 ozone NAAQS. The EPA proposed this 
approach in order to minimize the burden on the state of California to 
separately initiate the voluntary reclassification process again. Areas 
for which California declined voluntary reclassification would be 
classified at the time of designation for the 2015 ozone NAAQS based on 
the most recent 3 years of certified air quality monitoring data. In 
response to EPA's proposal, California declined reclassification only 
for the Sacramento Metro area.
---------------------------------------------------------------------------

    \6\ Proposed rule, ``Implementation of the 2015 National Ambient 
Air Quality Standards for Ozone: Nonattainment Area Classifications 
and State Implementation Plan Requirements.''
---------------------------------------------------------------------------

    Consistent with the comments received from the state of California 
on the November 2016 proposal, the EPA is applying previous voluntary 
reclassifications for five of the six California areas originally 
proposed. The following areas are voluntarily reclassified to a higher 
classification for the 2015 ozone NAAQS: Ventura County, CA--Serious; 
Riverside County (Coachella Valley), CA--Severe-15; Los Angeles-San 
Bernardino Counties (West Mojave Desert), CA--Severe-15; Los Angeles-
South Coast Air Basin, CA--Extreme; and San Joaquin Valley, CA--
Extreme. These classifications are reflected in the tables at the end 
of this final rule.

X. How can states request that an area within 5 percent of the upper or 
lower limit of a classification threshold be reclassified?

    Under CAA section 181(a)(4), an ozone nonattainment area may be 
reclassified to a higher or lower classification (also known as a 
classification bump up or a bump down) ``if an area classified under 
paragraph (1) (Table 1) would have been classified in another category 
if the design value in the area were 5 percent greater or 5 percent 
less than the level on which such classification was based.'' That 
section also states that, ``In making such adjustment, the 
Administrator may consider the number of exceedances of the national 
primary ambient air quality standard for ozone in the area, the level 
of pollution transport between the area and other affected areas, 
including both intrastate and interstate transport, and the mix of 
sources and air pollutants in the area.''
    As noted in the preamble to the rule designating and classifying 
areas following enactment of the CAA Amendments of 1990, the provisions 
of section 181(a)(4) grant the Administrator broad discretion in

[[Page 25781]]

making, or determining not to make, a reclassification. (See 56 FR 
56698; November 6, 1991.) In that designation action, the EPA provided 
criteria to evaluate in determining whether it is appropriate to 
reclassify a particular area. Because CAA section 181(b)(3) provides 
that the EPA must grant any state request to reclassify an area to a 
higher classification, the EPA focused these criteria primarily on how 
the EPA would assess requests for a lower classification. These 
criteria are:
    Request by state: The EPA does not intend to exercise its authority 
to reclassify areas on the EPA's own initiative. Rather, the EPA 
intends to rely on the state to submit a request for a 
reclassification. A tribe may also submit such a request and, in the 
case of a multi-state nonattainment area, all affected states must 
submit the same reclassification request.
    Discontinuity: A 5 percent reclassification must not result in an 
illogical or excessive discontinuity relative to surrounding areas. In 
particular, in light of the area-wide nature of ozone formation, a 
reclassification should not create a ``donut hole'' where an area of 
one classification is surrounded by areas of higher classification.
    Attainment: Evidence should be available that the proposed area 
would be able to attain by the earlier date specified by the lower 
classification in the case of a reclassification downward.
    Emissions reductions: Evidence should be available that the area 
would be very likely to achieve the appropriate total percent emission 
reduction necessary in order to attain in the shorter time period for a 
reclassification downward.
    Trends: Near- and long-term trends in emissions and air quality 
should support a reclassification. Historical air quality data should 
indicate substantial air quality improvement for a reclassification 
downward. Growth projections and emission trends should support a 
reclassification downward. In addition, the EPA will consider whether 
vehicle miles traveled and other indicators of emissions are increasing 
at higher than normal rates.
    Years of data: The same years of ozone air quality data used for 
the initial designation and classification should be used for 
reclassification requests.
    For ozone areas designated in 1991, the EPA approved 
reclassifications when the area met the first requirement (a request by 
the state to EPA) and at least some of the other criteria, and did not 
violate any of the criteria (emissions reductions, trends, etc.). The 
EPA established the same method and criteria for the purpose of 
evaluating any reclassification requests under CAA section 181(a)(4) 
for the 1997 and 2008 ozone NAAQS. The EPA intends to continue to use 
this same approach for purposes of evaluating any requests for a 
reclassification for the 2015 ozone NAAQS. For reclassifications 
downwards, states may only request a reclassification to the next lower 
classification, and air quality data from prior years cannot be used as 
justification to be reclassified to an even lower classification.

A. Five Percent Reclassifications to a Lower Classification

    For an area to be eligible to be reclassified to a lower 
classification under section 181(a)(4), the area's design value must be 
within 5 percent of the upper limit for the next lower classification. 
For example, an area with a Moderate design value of no more than 0.085 
ppm would be eligible to request a reclassification to Marginal because 
0.085 ppm is 5 percent more than the upper limit of 0.081 ppm for the 
Marginal classification. Accordingly, areas with the following design 
values may be eligible to request a reclassification to the next lower 
classification: Moderate areas with a design value of 0.085 ppm or 
less; Serious areas with a design value of 0.097 ppm or less; Severe 
areas with a design value of 0.110 ppm or less; and for Extreme areas 
with a design value of 0.171 ppm or less.

B. Five Percent Reclassifications to a Higher Classification

    An ozone nonattainment area may also be reclassified under section 
181(a)(4) to the next higher classification. As with 5 percent 
reclassifications to a lower classification, the EPA does not intend to 
exercise its authority to reclassify areas to a higher classification 
on the EPA's own initiative. Rather, the EPA intends to rely on the 
state to submit a request for such a reclassification. Under this CAA 
provision, areas with the following design values are eligible to 
request a reclassification to the next higher classification: Marginal 
areas with a design value of 0.076 ppm or more; Moderate areas with a 
design value of 0.088 ppm or more; and Serious areas with a design 
value of 0.099 ppm or more. Note, as discussed Section IX of this 
preamble, under a separate CAA provision, a state may voluntarily 
request that the EPA reclassify a nonattainment area to a higher 
classification at any time and the EPA must approve the request.

C. Timing of the Five Percent Reclassifications

    A Governor or eligible tribal governing body of any area who wishes 
to pursue a reclassification should submit all requests and supporting 
documentation to the EPA Regional Office by July 5, 2018. This 
relatively short time frame is necessary because CAA section 181(a)(4) 
only authorizes the Administrator to make such reclassifications within 
90 days after the initial classification. The EPA will make its 
decision by September 4, 2018.

XI. Determining Rural Transport Areas

    CAA section 182(h) sets out general criteria for determining 
whether an area qualifies as a Rural Transport Area (RTA). The statute 
defines a RTA as an area which is designated nonattainment and neither 
includes nor is adjacent to any part of a metropolitan statistical area 
or consolidated metropolitan statistical area as defined at the time of 
the 1990 CAA amendments. In such cases, the Administrator has 
discretion to treat the area as a RTA based on a finding that the 
emissions within the area do not make a significant contribution to the 
ozone concentrations measured in the area or in other areas. The EPA 
provided guidance on requesting RTA treatment in the February 25, 2016, 
memorandum ``Area Designations for the 2015 Ozone National Ambient Air 
Quality Standards.'' A RTA, regardless of its nonattainment 
classification, is treated as meeting the applicable requirements of 
CAA section 182 (generally relating to submissions required for ozone 
nonattainment areas) if the area meets the submission requirements of a 
Marginal area.
    Two states requested that the EPA find a nonattainment area in 
their state to meet the criteria for treatment as a RTA. In a letter 
dated October 3, 2016, California requested that the EPA make a RTA 
determination for the Tuscan Buttes nonattainment area. In a letter 
dated April 20, 2017, Wisconsin requested that the EPA make a RTA 
determination for the Door County nonattainment area. The EPA has 
determined that the final nonattainment areas for Tuscan Buttes, 
California and Door County, Wisconsin, meet the criteria for treatment 
as RTAs under CAA section 182(h). Documentation supporting these 
determinations are contained in the final TSDs for California (section 
20.0) and Wisconsin (section 3.4), which are available in the public 
docket for this final action. This determination is reflected in the

[[Page 25782]]

regulatory tables in 40 CFR part 81 for each state.

XII. How do designations affect Indian country?

    All state areas listed in the tables at the end of this document 
are designated as indicated, and include Indian country geographically 
located within such areas, except as otherwise noted. Information 
pertaining to areas of Indian country in these tables is intended for 
CAA planning purposes only and is not an EPA determination of Indian 
country land status or any Indian country boundary. The EPA lacks the 
authority to establish Indian country land status, and is making no 
determination of Indian country boundaries in the tables. Consistent 
with the EPA's Tribal Designation Guidance, and at the request of the 
tribes, the EPA is designating certain lands of the Pechanga Tribe and 
the Morongo Tribe in Southern California as separate nonattainment 
areas.\7\ For all other areas, the EPA is designating areas of Indian 
country along with the adjacent/surrounding state area(s). Where 
nonattainment areas include both Indian country and state land, 
coordinated planning will help ensure that the planning decisions made 
by the states and tribes complement each other and that the 
nonattainment area makes progress toward attainment and ultimately 
attains the 2015 ozone NAAQS.
---------------------------------------------------------------------------

    \7\ Designation guidance for the 2015 ozone NAAQS is available 
at https://www.epa.gov/ozone-designations/epa-guidance-area-designations-2015-ozone-naaqs.
---------------------------------------------------------------------------

XIII. Where can I find information forming the basis for this rule and 
exchanges between the EPA, states, and tribes related to this rule?

    Information providing the basis for this action is provided in the 
docket for this rulemaking. The applicable EPA guidance memoranda and 
copies of correspondence regarding this process between the EPA and the 
states, tribes, and other parties are available for review at the EPA 
Docket Center listed above in the addresses section of this document, 
and on the EPA's ozone designation website at https://www.epa.gov/ozone-designations. State-specific information is available from the 
EPA Regional Offices at the addresses at the top of this Preamble.

XIV. Environmental Justice Concerns

    When the EPA establishes a new or revised NAAQS, the CAA requires 
the EPA to designate all areas of the U.S. as either nonattainment, 
attainment, or unclassifiable. This final action addresses designation 
determinations for the 2015 ozone NAAQS. In addition, nonattainment 
areas are being classified according to the severity of their ozone air 
quality problems. Area designations address environmental justice 
concerns by ensuring that the public is properly informed about the air 
quality in an area. In locations where air quality does not meet the 
NAAQS, the CAA requires relevant state authorities to initiate 
appropriate air quality management actions to ensure that all those 
residing, working, attending school, or otherwise present in those 
areas are protected, regardless of minority and economic status.

XV. Statutory and Executive Order Reviews

A. Executive Order 12866: Regulatory Planning and Review and Executive 
Order 13563: Improving Regulation and Regulatory Review

    This action is exempt from review by the Office of Management and 
Budget because it responds to the CAA requirement to promulgate air 
quality designations after promulgation of a new or revised NAAQS.

B. Executive Order 13771: Reducing Regulations and Controlling 
Regulatory Costs

    This action is not an Executive Order 13771 regulatory action 
because actions such as air quality designations after promulgating a 
new revised NAAQS are exempt from review under Executive Order 12866.

C. Paperwork Reduction Act (PRA)

    This action does not impose an information collection burden under 
the PRA. This action fulfills the non-discretionary duty for the EPA to 
promulgate air quality designations after promulgation of a new or 
revised NAAQS and does not contain any information collection 
activities.

D. Regulatory Flexibility Act (RFA)

    This designation action under CAA section 107(d) is not subject to 
the RFA. The RFA applies only to rules subject to notice-and-comment 
rulemaking requirements under the APA, 5 U.S.C. 553, or any other 
statute. Section 107(d)(2)(B) of the CAA explicitly provides that 
designations are exempt from the notice-and-comment provisions of the 
APA. In addition, designations under CAA section 107(d) are not among 
the list of actions that are subject to the notice-and-comment 
rulemaking requirements of CAA section 307(d).

E. Unfunded Mandates Reform Act (UMRA)

    This action does not contain any unfunded mandate as described in 
UMRA, 2 U.S.C. 1531-1538 and does not significantly or uniquely affect 
small governments. The action imposes no enforceable duty on any state, 
local or tribal governments or the private sector.

F. Executive Order 13132: Federalism

    This action does not have federalism implications. It will not have 
substantial direct effects on the states, on the relationship between 
the national government and the states, or on the distribution of power 
and responsibilities among the various levels of government. The 
division of responsibility between the federal government and the 
states for purposes of implementing the NAAQS is established under the 
CAA.

G. Executive Order 13175: Consultation and Coordination With Indian 
Tribal Governments

    This action has tribal implications. However, it will neither 
impose substantial direct compliance costs on federally recognized 
tribal governments, nor preempt tribal law.
    The EPA consulted with tribal officials early in the process of 
developing this regulation to permit them to have meaningful and timely 
input into its development. At the beginning of the designations 
process, letters were sent to all tribes who were expected to be 
impacted by designations for the 2015 ozone NAAQS. These letters not 
only informed the tribes of the overall designations process, but also 
offered the tribes consultation to ensure early communication and 
coordination. Additionally, letters were sent to potentially affected 
tribes indicating the EPA's intended designations for their areas of 
Indian country. To the extent possible, the EPA included the tribes' 
input into the final decision-making process for designations of their 
areas of Indian country for the 2015 ozone NAAQS.

H. Executive Order 13045: Protection of Children From Environmental 
Health and Safety Risks

    The EPA interprets Executive Order 13045 as applying to those 
regulatory actions that concern environmental health or safety risks 
that the EPA has reason to believe may disproportionately affect 
children, per the definition of ``covered regulatory action'' in 
section 2-202 of the Executive Order. This action is not subject to 
Executive Order 13045 because it does not establish an

[[Page 25783]]

environmental standard intended to mitigate health or safety risks.

I. Executive Order 13211: Actions That Significantly Affect Energy 
Supply, Distribution or Use

    This action is not subject to Executive Order 13211 because it is 
not a significant regulatory action under Executive Order 12866.

J. National Technology Transfer and Advancement Act (NTTAA)

    This rulemaking does not involve technical standards.

K. Executive Order 12898: Federal Actions To Address Environmental 
Justice in Minority Populations and Low-Income Populations

    The EPA believes that this action does not have disproportionately 
high and adverse human health or environmental effects on minority 
populations, low-income populations and/or indigenous peoples, as 
specified in Executive Order 12898 (59 FR 7629, February 16, 1994). The 
documentation for this determination is contained in Section XIII of 
this preamble, ``Environmental Justice Concerns.''

L. Congressional Review Act (CRA)

    This action is subject to the CRA, and the EPA will submit a rule 
report to each House of the Congress and to the Comptroller General of 
the U.S. This action is not a ``major rule'' as defined by 5 U.S.C. 
804(2).

M. Judicial Review

    Section 307(b)(1) of the CAA indicates which Federal Courts of 
Appeal have venue for petitions for review of final actions by the EPA. 
This section provides, in part, that petitions for review must be filed 
in the Court of Appeals for the District of Columbia Circuit for: (i) 
``any nationally applicable regulations promulgated, or final actions 
taken, by the Administrator,'' or (ii) when such action is locally or 
regionally applicable, ``if such action is based on a determination of 
nationwide scope or effect and if in taking such action the 
Administrator finds and publishes that such action is based on such a 
determination.''
    This rule that designates areas for the 2015 ozone NAAQS is 
``nationally applicable'' within the meaning of CAA section 307(b)(1). 
This rule establishes designations for areas across the U.S. for the 
2015 ozone NAAQS. At the core of this rulemaking is the EPA's 
interpretation of the designation provisions in section 107(d)(1) of 
the CAA, and its application of that interpretation to areas across the 
country.
    For these reasons, the Administrator also is determining that the 
final designations are of nationwide scope and effect for the purposes 
of CAA section 307(b)(1). This is particularly appropriate because, in 
the report on the 1977 Amendments that revised section 307(b)(1) of the 
CAA, Congress noted that the Administrator's determination that an 
action is of ``nationwide scope or effect'' would be appropriate for 
any action that has a scope or effect beyond a single judicial circuit. 
H.R. Rep. No. 95-294 at 323, 324, reprinted in 1977 U.S.C.C.A.N. 1402-
03. Here, the scope and effect of this rulemaking extends to numerous 
judicial circuits since the designations apply to areas across the 
country. In these circumstances, CAA section 307(b)(1) and its 
legislative history calls for the Administrator to find the rule to be 
of ``nationwide scope or effect'' and for venue to be in the District 
of Columbia Circuit.
    Thus, any petitions for review of these final designations must be 
filed in the Court of Appeals for the District of Columbia Circuit 
within 60 days from the date of this final action is published in the 
Federal Register.

List of Subjects in 40 CFR Part 81

    Environmental protection, Air pollution control, National parks, 
Wilderness areas.

    Dated: April 30, 2018
E. Scott Pruitt,
Administrator.

    For the reasons set forth in the preamble, 40 CFR part 81 is 
amended as follows:

PART 81--DESIGNATIONS OF AREAS FOR AIR QUALITY PLANNING PURPOSES

0
1. The authority citation for part 81 continues to read as follows:

    Authority:  42 U.S.C. 7401, et seq.

Subpart C--Section 107 Attainment Status Designations

0
2. Section 81.302 is amended by revising the table titled ``Alaska--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.302  Alaska.

* * * * *

                                         Alaska--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type                Date               Type
----------------------------------------------------------------------------------------------------------------
Aleutians East Borough...........      1/16/18  Attainment/Unclassifiable
Aleutians West Census Area.......      1/16/18  Attainment/Unclassifiable
Anchorage Municipality...........  ...........  Attainment/Unclassifiable
Bethel Census Area...............      1/16/18  Attainment/Unclassifiable
Bristol Bay Borough..............      1/16/18  Attainment/Unclassifiable
Denali Borough...................      1/16/18  Attainment/Unclassifiable
Dillingham Census Area...........      1/16/18  Attainment/Unclassifiable
Fairbanks North Star Borough.....      1/16/18  Attainment/Unclassifiable
Haines Borough...................      1/16/18  Attainment/Unclassifiable
Hoonah-Angoon Census Area........      1/16/18  Attainment/Unclassifiable
Juneau City and Borough..........      1/16/18  Attainment/Unclassifiable

[[Page 25784]]

 
Kenai Peninsula Borough..........      1/16/18  Attainment/Unclassifiable
Ketchikan Gateway Borough........      1/16/18  Attainment/Unclassifiable
Kodiak Island Borough............      1/16/18  Attainment/Unclassifiable
Kusilvak Census Area.............      1/16/18  Attainment/Unclassifiable
Lake and Peninsula Borough.......      1/16/18  Attainment/Unclassifiable
Matanuska-Susitna Borough........  ...........  Attainment/Unclassifiable
Nome Census Area.................      1/16/18  Attainment/Unclassifiable
North Slope Borough..............      1/16/18  Attainment/Unclassifiable
Northwest Arctic Borough.........      1/16/18  Attainment/Unclassifiable
Petersburg Borough...............      1/16/18  Attainment/Unclassifiable
Prince of Wales-Hyder Census Area      1/16/18  Attainment/Unclassifiable
Sitka City and Borough...........      1/16/18  Attainment/Unclassifiable
Skagway Municipality.............      1/16/18  Attainment/Unclassifiable
Southeast Fairbanks Census Area..      1/16/18  Attainment/Unclassifiable
Valdez-Cordova Census Area.......      1/16/18  Attainment/Unclassifiable
Wrangell City and Borough........      1/16/18  Attainment/Unclassifiable
Yakutat City and Borough.........      1/16/18  Attainment/Unclassifiable
Yukon-Koyukuk Census Area........      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
3. Section 81. 303 is amended by revising the table titled ``Arizona--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.303  Arizona.

* * * * *

                                        Arizona--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Phoenix-Mesa, AZ.................  ...........  Nonattainment............  ...........  Marginal.
    Gila County (part):
        T2N, R12E (except that
         portion in Maricopa
         County); T3N, R12E
         (except that portion in
         Maricopa County); T4N,
         R12E (Sections 25
         through 29 (except those
         portions in Maricopa
         County) and 33 through
         36 (except those
         portions in Maricopa
         County)).
    Maricopa County (part):

[[Page 25785]]

 
        T1N, R1E (except that
         portion in Indian
         Country); T1N, R2E; T1N,
         R3E; T1N, R4E (except
         that portion in Indian
         Country); T1N, R5E
         (except that portion in
         Indian Country); T1N,
         R6E; T1N, R7E; T1N, R1W;
         T1N, R2W; T1N, R3W; T1N,
         R4W; T1N, R5W; T1N, R6W;
         T1N, R7W; T1N, R8W; T2N,
         R1E; T2N, R2E; T2N, R3E;
         T2N, R4E; T2N, R6E
         (except that portion in
         Indian Country); T2N,
         R7E (except that portion
         in Indian Country); T2N,
         R8E; T2N, R9E; T2N,
         R10E; T2N, R11E; T2N,
         R12E (except that
         portion in Gila County);
         T2N, R13E (except that
         portion in Gila County);
         T2N, R1W; T2N, R2W; T2N,
         R3W; T2N, R4W; T2N, R5W;
         T2N, R6W; T2N, R7W; T2N,
         R8W; T3N, R1E; T3N, R2E;
         T3N, R3E; T3N, R4E; T3N,
         R5E (except that portion
         in Indian Country); T3N,
         R6E (except that portion
         in Indian Country); T3N,
         R7E (except that portion
         in Indian Country); T3N,
         R8E; T3N, R9E; T3N, R10E
         (except that portion in
         Gila County); T3N, R11E
         (except that portion in
         Gila County); T3N, R12E
         (except that portion in
         Gila County); T3N, R1W;
         T3N, R2W T3N, R3W; T3N,
         R4W; T3N, R5W; T3N, R6W;
         T4N, R1E; T4N, R2E; T4N,
         R3E; T4N, R4E; T4N, R5E;
         T4N, R6E (except that
         portion in Indian
         Country); T4N, R7E
         (except that portion in
         Indian Country); T4N,
         R8E T4N, R9E; T4N, R10E
         (except that portion in
         Gila County); T4N, R11E
         (except that portion in
         Gila County); T4N, R12E
         (except that portion in
         Gila County); T4N, R1W;
         T4N, R2W; T4N, R3W; T4N,
         R4W; T4N, R5W; T4N, R6W;
         T5N, R1E; T5N, R2E; T5N,
         R3E; T5N, R4E; T5N, R5E;
         T5N, R6E; T5N, R7E; T5N,
         R8E; T5N, R9E (except
         that portion in Gila
         County); T5N, R10E
         (except that portion in
         Gila County); T5N, R1W;
         T5N, R2W; T5N, R3W; T5N,
         R4W; T5N, R5W; T6N, R1E
         (except that portion in
         Yavapai County); T6N,
         R2E; T6N, R3E; T6N, R4E;
         T6N, R5E; T6N, R6E; T6N,
         R7E; T6N, R8E; T6N, R9E
         (except that portion in
         Gila County); T6N, R10E
         (except that portion in
         Gila County); T6N, R1W
         (except that portion in
         Yavapai County); T6N,
         R2W; T6N, R3W; T6N, R4W;
         T6N, R5W; T7N, R1E
         (except that portion in
         Yavapai County); T7N,
         R2E (except that portion
         in Yavapai County); T7N,
         R3E; T7N, R4E; T7N, R5E;
         T7N, R6E; T7N, R7E; T7N,
         R8E; T7N, R9E (except
         that portion in Gila
         County); T7N, R1W
         (except that portion in
         Yavapai County); T7N,
         R2W (except that portion
         in Yavapai County); T8N,
         R2E (except that portion
         in Yavapai County); T8N,
         R3E (except that portion
         in Yavapai County); T8N,
         R4E (except that portion
         in Yavapai County); T8N,
         R5E (except that portion
         in Yavapai County); T8N,
         R6E (except that portion
         in Yavapai County); T8N,
         R7E (except that portion
         in Yavapai County); T8N,
         R8E (except that portion
         in Yavapai and Gila
         Counties); T8N, R9E
         (except that portion in
         Yavapai and Gila
         Counties); T1S, R1E
         (except that portion in
         Indian Country); T1S,
         R2E (except that portion
         in Pinal County and in
         Indian Country); T1S,
         R3E; T1S, R4E; T1S, R5E;
         T1S, R6E; T1S, R7E; T1S,
         R1W; T1S, R2W; T1S, R3W;
         T1S, R4W; T1S, R5W; T1S,
         R6W; T2S, R1E (except
         that portion in Indian
         Country); T2S, R5E; T2S,
         R6E; T2S, R7E; T2S, R1W;
         T2S, R2W; T2S, R3W; T2S,
         R4W; T2S, R5W; T3S, R1E;
         T3S, R1W; T3S, R2W; T3S,
         R3W; T3S, R4W; T3S, R5W;
         T4S, R1E; T4S, R1W; T4S,
         R2W; T4S, R3W; T4S, R4W;
         T4S, R5W; T5S, R4W
         (Sections 1 through 22
         and 27 through 34).
    Pinal County (part):
        T1N, R8E; T1N, R9E; T1N,
         R10E; T1S, R8E; T1S,
         R9E; T1S, R10E; T2S, R8E
         (Sections 1 through 10,
         15 through 22, and 27
         through 34); T2S, R9E
         (Sections 1 through 6);
         T2S, R10E (Sections 1
         through 6); T3S, R7E
         (Sections 1 through 6,
         11 through 14, 23
         through 26, and 35
         through 36); T3S, R8E
         (Sections 3 through 10,
         15 through 22, and 27
         through 34).
    Fort McDowell Yavapai Nation:
        Gila River Indian
         Community of the Gila
         River Indian
         Reservation, Arizona.
        Includes only non-
         contiguous areas of
         Indian country known as
         ``parcels M & N''.\3\
    Tohono O'odham Nation of
     Arizona:
        Salt River Pima-Maricopa
         Indian Community of the
         Salt River Reservation.
Yuma, AZ.........................  ...........  Nonattainment............  ...........  Marginal.
    Yuma County (part):
        That portion within Yuma
         County of the area
         described by the
         following:
        1. Bounded on the north
         and west by the Arizona
         state line.
        2. Bounded on the south
         by the line of latitude
         at 32[deg]39'20'' N.
        3. Bounded on the east by
         the line of longitude
         114[deg]33'50'' W.
        4. And excluding the
         sections 10, 11, and 12
         of township T9S, R23W
         and any portion in
         Indian Country.
    Cocopah Tribe of Arizona.
    Quechan Tribe of the Fort
     Yuma Indian Reservation.
Gila River Indian Community of     ...........  Attainment/Unclassifiable
 the Gila River Indian
 Reservation, Arizona.
    Includes the contiguous main
     body of the reservation,
     excluding non-contiguous
     areas of Indian country
     known as ``parcels M &
     N''.\3\
Rest of State....................  ...........  Attainment/Unclassifiable
        Apache County............      1/16/18
        Cochise County...........      1/16/18
        Coconino County.
        Gila County (part)
         remainder.
        Graham County.
        Greenlee County..........
        La Paz County.
        Maricopa County (part)
         remainder.

[[Page 25786]]

 
        Mohave County.
        Navajo County.
        Pima County.
        Pinal County (part)
         remainder.
        Santa Cruz County........      1/16/18
        Yavapai County.
        Yuma County (part)
         remainder.
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.
\3\ See Section 3.0 of the EPA's technical support document for Arizona, titled ``Arizona Final Area
  Designations for the 2015 Ozone National Ambient Air Quality Standards Technical Support Document (TSD),'' for
  more information and a map showing the locations of ``parcels M & N'' (available in Docket ID: EPA-HQ-OAR-2017-
  0548).

* * * * *

0
4. Section 81.305 is amended by revising the table titled 
``California--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read 
as follows:


Sec.  81.305  California.

* * * * *

                                       California--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Amador County, CA................  ...........  Nonattainment............  ...........  Marginal.
    Amador County:
        Buena Vista Rancheria of
         Me-Wuk Indians of
         California.
        Jackson Band of Miwuk
         Indians.
Calaveras County, CA.............  ...........  Nonattainment............  ...........  Marginal.
    Calaveras County:
        California Valley Miwok
         Tribe.
Butte County, CA.................  ...........  Nonattainment............  ...........  Marginal.
    Butte County:
        Berry Creek Rancheria of
         Maidu Indians of
         California.
        Enterprise Rancheria of
         Maidu Indians of
         California.
        Mechoopda Indian Tribe of
         Chico Rancheria.
        Mooretown Rancheria of
         Maidu Indians of
         California.
Imperial County, CA..............  ...........  Nonattainment............  ...........  Marginal.
    Imperial County:
        Quechan Tribe of the Fort
         Yuma Indian Reservation.
        Torres Martinez Desert
         Cahuilla Indians.
Kern County (Eastern Kern), CA...  ...........  Nonattainment............  ...........  Moderate.
    Kern County (part):
        That portion of Kern
         County (with the
         exception of that
         portion in Hydrologic
         Unit Number 18090205--
         the Indian Wells Valley)
         east and south of a line
         described as follows:
         Beginning at the Kern-
         Los Angeles County
         boundary and running
         north and east along the
         northwest boundary of
         the Rancho La Liebre
         Land Grant to the point
         of intersection with the
         range line common to
         Range 16 West and Range
         17 West, San Bernardino
         Base and Meridian; north
         along the range line to
         the point of
         intersection with the
         Rancho El Tejon Land
         Grant boundary; then
         southeast, northeast,
         and northwest along the
         boundary of the Rancho
         El Tejon Grant to the
         northwest corner of
         Section 3, Township 11
         North, Range 17 West;
         then west 1.2 miles;
         then north to the Rancho
         El Tejon Land Grant
         boundary; then northwest
         along the Rancho El
         Tejon line to the
         southeast corner of
         Section 34, Township 32
         South, Range 30 East,
         Mount Diablo Base and
         Meridian; then north to
         the northwest corner of
         Section 35, Township 31
         South, Range 30 East;
         then northeast along the
         boundary of the Rancho
         El Tejon Land Grant to
         the southwest corner of
         Section 18, Township 31
         South, Range 31 East;
         then east to the
         southeast corner of
         Section 13, Township 31
         South, Range 31 East;
         then north along the
         range line common to
         Range 31 East and Range
         32 East, Mount Diablo
         Base and Meridian, to
         the northwest corner of
         Section 6, Township 29
         South, Range 32 East;
         then east to the
         southwest corner of
         Section 31, Township 28
         South, Range 32 East;
         then north along the
         range line common to
         Range 31 East and Range
         32 East to the northwest
         corner of Section 6,
         Township 28 South, Range
         32 East, then west to
         the southeast corner of
         Section 36, Township 27
         South, Range 31 East,
         then north along the
         range line common to
         Range 31 East and Range
         32 East to the Kern-
         Tulare County boundary.
Los Angeles-San Bernardino         ...........  Nonattainment............  ...........  Severe-15.
 Counties (West Mojave Desert),
 CA.
    Los Angeles County (part):

[[Page 25787]]

 
        That portion of Los
         Angeles County which
         lies north and east of a
         line described as
         follows: Beginning at
         the Los Angeles-San
         Bernardino County
         boundary and running
         west along the Township
         line common to Township
         3 North and Township 2
         North, San Bernardino
         Base and Meridian; then
         north along the range
         line common to Range 8
         West and Range 9 West;
         then west along the
         Township line common to
         Township 4 North and
         Township 3 North; then
         north along the range
         line common to Range 12
         West and Range 13 West
         to the southeast corner
         of Section 12, Township
         5 North and Range 13
         West; then west along
         the south boundaries of
         Sections 12, 11, 10, 9,
         8, and 7, Township 5
         North and Range 13 West
         to the boundary of the
         Angeles National Forest
         which is collinear with
         the range line common to
         Range 13 West and Range
         14 West; then north and
         west along the Angeles
         National Forest boundary
         to the point of
         intersection with the
         Township line common to
         Township 7 North and
         Township 6 North (point
         is at the northwest
         corner of Section 4 in
         Township 6 North and
         Range 14 West); then
         west along the Township
         line common to Township
         7 North and Township 6
         North; then north along
         the range line common to
         Range 15 West and Range
         16 West to the southeast
         corner of Section 13,
         Township 7 North and
         Range 16 West; then
         along the south
         boundaries of Sections
         13, 14, 15, 16, 17, and
         18, Township 7 North and
         Range 16 West; then
         north along the range
         line common to Range 16
         West and Range 17 West
         to the north boundary of
         the Angeles National
         Forest (collinear with
         the Township line common
         to Township 8 North and
         Township 7 North); then
         west and north along the
         Angeles National Forest
         boundary to the point of
         intersection with the
         south boundary of the
         Rancho La Liebre Land
         Grant; then west and
         north along this land
         grant boundary to the
         Los Angeles-Kern County
         boundary.
    San Bernardino County (part):
        That portion of San
         Bernardino County which
         lies north and east of a
         line described as
         follows: Beginning at
         the San Bernardino-
         Riverside County
         boundary and running
         north along the range
         line common to Range 3
         East and Range 2 East,
         San Bernardino Base and
         Meridian; then west
         along the Township line
         common to Township 3
         North and Township 2
         North to the San
         Bernardino-Los Angeles
         County boundary; and
         that portion of San
         Bernardino County which
         lies south and west of a
         line described as
         follows: Latitude 35
         degrees, 10 minutes
         north and longitude 115
         degrees, 45 minutes
         west.
    Twenty-Nine Palms Band of
     Mission Indians of
     California.
Los Angeles-South Coast Air        ...........  Nonattainment............  ...........  Extreme.
 Basin, CA.
    Los Angeles County (part):
        That portion of Los
         Angeles County which
         lies south and west of a
         line described as
         follows: Beginning at
         the Los Angeles-San
         Bernardino County
         boundary and running
         west along the Township
         line common to Township
         3 North and Township 2
         North San Bernardino
         Base and Meridian; then
         north along the range
         line common to Range 8
         West and Range 9 West;
         then west along the
         Township line common to
         Township 4 North and
         Township 3 North; then
         north along the range
         line common to Range 12
         West and Range 13 West
         to the southeast corner
         of Section 12, Township
         5 North and Range 13
         West; then west along
         the south boundaries of
         Sections 12, 11, 10, 9,
         8, and 7, Township 5
         North and Range 13 West
         to the boundary of the
         Angeles National Forest
         which is collinear with
         the range line common to
         Range 13 West and Range
         14 West; then north and
         west along the Angeles
         National Forest boundary
         to the point of
         intersection with the
         Township line common to
         Township 7 North and
         Township 6 North (point
         is at the northwest
         corner of Section 4 in
         Township 6 North and
         Range 14 West); then
         west along the Township
         line common to Township
         7 North and Township 6
         North; then north along
         the range line common to
         Range 15 West and Range
         16 West to the southeast
         corner of Section 13,
         Township 7 North and
         Range 16 West; then
         along the south
         boundaries of Sections
         13, 14, 15, 16, 17, and
         18, Township 7 North and
         Range 16 West; then
         north along the range
         line common to Range 16
         West and Range 17 West
         to the north boundary of
         the Angeles National
         Forest (collinear with
         the Township line common
         to Township 8 North and
         Township 7 North); then
         west and north along the
         Angeles National Forest
         boundary to the point of
         intersection with the
         south boundary of the
         Rancho La Liebre Land
         Grant; then west and
         north along this land
         grant boundary to the
         Los Angeles-Kern County
         boundary.
    Orange County.
    Riverside County (part):

[[Page 25788]]

 
        That portion of Riverside
         County which lies to the
         west of a line described
         as follows: Beginning at
         the Riverside-San Diego
         County boundary and
         running north along the
         range line common to
         Range 4 East and Range 3
         East, San Bernardino
         Base and Meridian; then
         east along the Township
         line common to Township
         8 South and Township 7
         South; then north along
         the range line common to
         Range 5 East and Range 4
         East; then west along
         the southern boundaries
         of Sections 25, 26, and
         27, Township 7 South,
         Range 4 East, then North
         along the west
         boundaries of Sections
         27, 22, 15, 10, and 3
         Township 7 South, Range
         4 East, then East along
         the Township line common
         to Township 6 South and
         Township 7 South to the
         southwest corner of
         Section 34, Township 6
         South, Range 4 East;
         then north along the
         west boundaries of
         Sections 34, 27, 22, 15,
         10, and 3, Township 6
         South, Range 4 East;
         then west along the
         Township line common to
         Township 5 South and
         Township 6 South; then
         north along the range
         line common to Range 4
         East and Range 3 East;
         then west along the
         south boundaries of
         Sections 13, 14, 15, 16,
         17, and 18, Township 5
         South, Range 3 East;
         then north along the
         range line common to
         Range 2 East and Range 3
         East; to the Riverside-
         San Bernardino County
         line.
    San Bernardino County (part):
        That portion of San
         Bernardino County which
         lies south and west of a
         line described as
         follows: Beginning at
         the San Bernardino-
         Riverside County
         boundary and running
         north along the range
         line common to Range 3
         East and Range 2 East,
         San Bernardino Base and
         Meridian; then west
         along the Township line
         common to Township 3
         North and Township 2
         North to the San
         Bernardino-Los Angeles
         County boundary.
    Cahuilla Band of Indians.
    Pechanga Band of
     Luise[ntilde]o Mission
     Indians of the Pechanga
     Reservation:
        Includes only non-
         contiguous tribal lands
         known as the Meadowbrook
         parcel.\3\
    Ramona Band of Cahuilla.
    San Manuel Band of Mission
     Indians.
    Soboba Band of Luise[ntilde]o
     Indians.
Mariposa County, CA..............  ...........  Nonattainment............  ...........  Marginal.
    Mariposa County.
Nevada County (Western part), CA.  ...........  Nonattainment............  ...........  Moderate.
    Nevada County (part):
        That portion of Nevada
         County, which lies west
         of a line, described as
         follows: Beginning at
         the Nevada-Placer County
         boundary and running
         north along the western
         boundaries of Sections
         24, 13, 12, 1, Township
         17 North, Range 14 East,
         Mount Diablo Base and
         Meridian, and Sections
         36, 25, 24, 13, 12,
         Township 18 North, Range
         14 East to the Nevada-
         Sierra County boundary.
Riverside County (Coachella        ...........  Nonattainment............  ...........  Severe-15.
 Valley), CA.
    Riverside County (part):
        That portion of Riverside
         County which lies to the
         east of a line described
         as follows: Beginning at
         the Riverside-San Diego
         County boundary and
         running north along the
         range line common to
         Range 4 East and Range 3
         East, San Bernardino
         Base and Meridian; then
         east along the Township
         line common to Township
         8 South and Township 7
         South; then north along
         the range line common to
         Range 5 East and Range 4
         East; then west along
         the Township line common
         to Township 6 South and
         Township 7 South to the
         southwest corner of
         Section 34, Township 6
         South, Range 4 East;
         then north along the
         west boundaries of
         Sections 34, 27, 22, 15,
         10, and 3, Township 6
         South, Range 4 East;
         then west along the
         Township line common to
         Township 5 South and
         Township 6 South; then
         north along the range
         line common to Range 4
         East and Range 3 East;
         then west along the
         south boundaries of
         Sections 13, 14, 15, 16,
         17, and 18, Township 5
         South, Range 3 East;
         then north along the
         range line common to
         Range 2 East and Range 3
         East; to the Riverside-
         San Bernardino County
         line. And that portion
         of Riverside County
         which lies to the west
         of a line described as
         follows: That segment of
         the southwestern
         boundary line of
         hydrologic Unit Number
         18100100 within
         Riverside County.
    Agua Caliente Band of
     Cahuilla Indians of the Agua
     Caliente Indian Reservation.
    Augustine Band of Cahuilla
     Indians.
    Cabazon Band of Mission
     Indians.
    Santa Rosa Band of Cahuilla
     Indians.
    Torres Martinez Desert
     Cahuilla Indians.
    Twenty-Nine Palms Band of
     Mission Indians of
     California.
Sacramento Metro, CA.............  ...........  Nonattainment............  ...........  Moderate.
    El Dorado County (part):
        All portions of the
         county except that
         portion of El Dorado
         County within the
         drainage area naturally
         tributary to Lake Tahoe
         including said Lake.
    Placer County (part):

[[Page 25789]]

 
        All portions of the
         county except that
         portion of Placer County
         within the drainage area
         naturally tributary to
         Lake Tahoe including
         said Lake, plus that
         area in the vicinity of
         the head of the Truckee
         River described as
         follows: Commencing at
         the point common to the
         aforementioned drainage
         area crestline and the
         line common to Townships
         15 North and 16 North,
         Mount Diablo Base and
         Meridian, and following
         that line in a westerly
         direction to the
         northwest corner of
         Section 3, Township 15
         North, Range 16 East
         Mount Diablo Base and
         Meridian, thence south
         along the west line of
         Sections 3 and 10,
         Township 15 North, Range
         16 East, Mount Diablo
         Base and Meridian, to
         the intersection with
         the said drainage area
         crestline, thence
         following the said
         drainage area boundary
         in a southeasterly, then
         northeasterly direction
         to and along the Lake
         Tahoe Dam, thence
         following the said
         drainage area crestline
         in a northeasterly, then
         northwesterly direction
         to the point of
         beginning.
    Sacramento County.
    Solano County (part):
        That portion of Solano
         County which lies north
         and east of a line
         described as follows:
         Beginning at the
         intersection of the
         westerly boundary of
         Solano County and the \1/
         4\ section line running
         east and west through
         the center of Section
         34; Township 6 North,
         Range 2 West, Mount
         Diablo Base and
         Meridian, thence east
         along said \1/4\ section
         line to the east
         boundary of Section 36,
         Township 6 North, Range
         2 West, thence south \1/
         2\ mile and east 2.0
         miles, more or less,
         along the west and south
         boundary of Los Putos
         Rancho to the northwest
         corner of Section 4,
         Township 5 North, Range
         1 West, thence east
         along a line common to
         Township 5 North and
         Township 6 North to the
         northeast corner of
         Section 3, Township 5
         North, Range 1 East,
         thence south along
         section lines to the
         southeast corner of
         Section 10, Township 3
         North, Range 1 East,
         thence east along
         section lines to the
         south \1/4\ corner of
         Section 8, Township 3
         North, Range 2 East,
         thence east to the
         boundary between Solano
         and Sacramento Counties.
    Sutter County (part):
        Portion south of a line
         connecting the northern
         border of Yolo County to
         the SW tip of Yuba
         County and continuing
         along the southern Yuba
         County border to Placer
         County.
    Yolo County:
        Shingle Springs Band of
         Miwok Indians, Shingle
         Springs Rancheria.
        United Auburn Indian
         Community of the Auburn
         Rancheria of California.
        Wilton Rancheria.
        Yocha Dehe Wintun Nation.
San Diego County, CA.............  ...........  Nonattainment............  ...........  Moderate.
    San Diego County:
        Barona Group of Capitan
         Grande of Mission
         Indians of the Barona
         Reservation.
        Campo Band of
         Diegue[ntilde]o Mission
         Indians of the Campo
         Indian Reservation.
        Capitan Grande Band of
         Diegue[ntilde]o Mission
         Indians of California.
        Ewiiaapaayp Band of
         Kumeyaay Indians.
        Iipay Nation of Santa
         Ysabel.
        Inaja Band of
         Diegue[ntilde]o Mission
         Indians of the Inaja and
         Cosmit Reservation.
        Jamul Indian Village of
         California.
        La Jolla Band of
         Luise[ntilde]o Indians.
        La Posta Band of
         Diegue[ntilde]o Mission
         Indians of the La Posta
         Indian Reservation.
        Los Coyotes Band of
         Cahuilla and
         Cupe[ntilde]o Indians.
        Manzanita Band of
         Diegue[ntilde]o Mission
         Indians of the Manzanita
         Reservation.
        Mesa Grande Band of
         Diegue[ntilde]o Mission
         Indians of the Mesa
         Grande Reservation.
        Pala Band of Mission
         Indians.
        Pauma Band of
         Luise[ntilde]o Mission
         Indians of the Pauma and
         Yuima Reservation.
        Rincon Band of
         Luise[ntilde]o Mission
         Indians of the Rincon
         Reservation.
        San Pasqual Band of
         Diegue[ntilde]o Mission
         Indians of California.
        Sycuan Band of the
         Kumeyaay Nation.
        Viejas (Baron Long) Group
         of Capitan Grande Band
         of Mission Indians of
         the Viejas Reservation.
San Francisco Bay Area, CA.......  ...........  Nonattainment............  ...........  Marginal.
    Alameda County.
    Contra Costa County.
    Marin County.
    Napa County.
    San Francisco County.
    San Mateo County.
    Santa Clara County.
    Solano County (part):
        Portion of Solano County
         which lies south and
         west of a line described
         as follows: Beginning at
         the intersection of the
         westerly boundary of
         Solano County and the \1/
         4\ section line running
         east and west through
         the center of Section
         34, T6N, R2W, M.D.B. &
         M., thence east along
         said \1/4\ section line
         to the east boundary of
         Section 36, T6N, R2W,
         thence south \1/2\ mile
         and east 2.0 miles, more
         or less, along the west
         and south boundary of
         Los Putos Rancho to the
         northwest corner of
         Section 4, T5N, R1W,
         thence east along a line
         common to T5N and T6N to
         the northeast corner of
         Section 3, T5N, R1E,
         thence south along
         section lines to the
         southeast corner of
         Section 10, T3N, R1E,
         thence east along
         section lines to the
         south \1/4\ corner of
         Section 8, T3N, R2E,
         thence east to the
         boundary between Solano
         and Sacramento Counties.

[[Page 25790]]

 
    Sonoma County (part):
        That portion of Sonoma
         County which lies south
         and east of a line
         described as follows:
         Beginning at the
         southeasterly corner of
         the Rancho Estero
         Americano, being on the
         boundary line between
         Marin and Sonoma
         Counties, California;
         thence running northerly
         along the easterly
         boundary line of said
         Rancho Estero Americano
         to the northeasterly
         corner thereof, being an
         angle corner in the
         westerly boundary line
         of Rancho Canada de
         Jonive; thence running
         along said boundary of
         Rancho Canada de Jonive
         westerly, northerly and
         easterly to its
         intersection with the
         easterly line of Graton
         Road; thence running
         along the easterly and
         southerly line of Graton
         Road, northerly and
         easterly to its
         intersection with the
         easterly line of
         Sullivan Road; thence
         running northerly along
         said easterly line of
         Sullivan Road to the
         southerly line of Green
         Valley Road; thence
         running easterly along
         the said southerly line
         of Green Valley Road and
         easterly along the
         southerly line of State
         Highway 116, to the
         westerly line of Vine
         Hill Road; thence
         Running along the
         westerly and northerly
         line of Vine Hill Road,
         northerly and easterly
         to its intersection with
         the westerly line of
         Laguna Road; thence
         running northerly along
         the westerly line of
         Laguna Road and the
         northerly projection
         thereof to the northerly
         line of Trenton Road;
         thence running westerly
         along the northerly line
         of said Trenton Road to
         the easterly line of
         Trenton-Healdsburg Road;
         thence running northerly
         along said easterly line
         of Trenton-Healdsburg
         Road to the easterly
         line of Eastside Road;
         thence running northerly
         along said easterly line
         of Eastside Road to its
         intersection with the
         southerly line of Rancho
         Sotoyome; thence running
         easterly along said
         southerly line of Rancho
         Sotoyome to its
         intersection with the
         Township line common to
         Townships 8 and 9 North,
         M.D.M.; thence running
         easterly along said
         township line to its
         intersection with the
         boundary line between
         Sonoma and Napa
         Counties.
    Federated Indians of Graton
     Rancheria.
    Lytton Rancheria of
     California.
San Joaquin Valley, CA...........  ...........  Nonattainment............  ...........  Extreme.
    Fresno County.
    Kern County (part):
        That portion of Kern
         County which lies west
         and north of a line
         described as follows:
         Beginning at the Kern-
         Los Angeles County
         boundary and running
         north and east along the
         northwest boundary of
         the Rancho La Libre Land
         Grant to the point of
         intersection with the
         range line common to R.
         16 W and R. 17 W, San
         Bernardino Base and
         Meridian; north along
         the range line to the
         point of intersection
         with the Rancho El Tejon
         Land Grant boundary;
         then southeast,
         northeast, and northwest
         along the boundary of
         the Rancho El Tejon Land
         Grant to the northwest
         corner of S 3, T. 11 N,
         R. 17 W; then west 1.2
         miles; then north to the
         Rancho El Tejon Land
         Grant boundary; then
         northwest along the
         Rancho El Tejon line to
         the southeast corner of
         S 34, T. 32 S, R. 30 E,
         Mount Diablo Base and
         Meridian; then north to
         the northwest corner of
         S 35, T. 31 S, R. 30 E;
         then northeast along the
         boundary of the Rancho
         El Tejon Land Grant to
         the southwest corner of
         S 18, T. 31 S, R. 31 E;
         then east to the
         southeast corner of S
         13, T. 31 S, R. 31 E;
         then north along the
         range line common to R.
         31 E and R. 32 E, Mount
         Diablo Base and
         Meridian, to the
         northwest corner of S 6,
         T. 29 S, R. 32 E; then
         east to the southwest
         corner of S 31, T. 28 S,
         R. 32 E; then north
         along the range line
         common to R. 31 E and R.
         32 E to the northwest
         corner of S 6, T. 28 S,
         R. 32 E, then west to
         the southeast corner of
         S 36, T. 27 S, R. 31 E,
         then north along the
         range line common to R.
         31 E and R. 32 E to the
         Kern-Tulare County
         boundary.
    Kings County.
    Madera County.
    Merced County.
    San Joaquin County.
    Stanislaus County.
    Tulare County:
        Big Sandy Rancheria of
         Western Mono Indians of
         California.
        Cold Springs Rancheria of
         Mono Indians of
         California.
        Northfork Rancheria of
         Mono Indians of
         California.
        Picayune Rancheria of
         Chukchansi Indians of
         California.
        Santa Rosa Indian
         Community of the Santa
         Rosa Rancheria.
        Table Mountain Rancheria
         of California.
        Tule River Indian Tribe
         of the Tule River
         Reservation.
San Luis Obispo (Eastern part),    ...........  Nonattainment............  ...........  Marginal.
 CA.
    San Luis Obispo County
     (part):
        That portion of San Luis
         Obispo County that lies
         east of a line described
         as follows: Beginning at
         the San Luis Obispo
         County/Santa Barbara
         County boundary and
         running north along 120
         degrees 24 minutes
         longitude to the
         intersection with 35
         degrees 27 minutes
         latitude; east along 35
         degrees 27 minutes
         latitude to the
         intersection with 120
         degrees 18 minutes
         longitude; then north
         along 120 degrees 18
         minutes longitude to the
         San Luis Obispo County/
         Monterey County
         boundary.
Sutter Buttes, CA................  ...........  Nonattainment............  ...........  Marginal.
    Sutter County (part):
        That portion of the
         Sutter Buttes mountain
         range at or above 2,000
         feet in elevation.
Tuolumne County, CA..............  ...........  Nonattainment............  ...........  Marginal.
    Tuolumne County:
        Chicken Ranch Rancheria
         of Me-Wuk Indians of
         California.

[[Page 25791]]

 
        Tuolumne Band of Me-Wuk
         Indians of the Tuolumne
         Rancheria of California.
Tuscan Buttes, CA................  ...........  Nonattainment............  ...........  Marginal (Rural
                                                                                         Transport).
    Tehama County (part):
        Those portions of the
         immediate Tuscan Buttes
         area at or above 1,800
         feet in elevation.
Ventura County, CA...............  ...........  Nonattainment............  ...........  Serious.
    Ventura County (part):
        That part of Ventura
         County excluding the
         Channel Islands of
         Anacapa and San Nicolas
         Islands.
Morongo Band of Mission Indians    ...........  Nonattainment............  ...........  Serious.
 \4\.
Pechanga Band of Luise[ntilde]o    ...........  Nonattainment............  ...........  Marginal.
 Mission Indians of the Pechanga
 Reservation.
    Includes the main body of the
     contiguous Pechanga Band
     Reservation and the
     noncontiguous area known as
     Pu'eskaMountain, excluding
     non-contiguous tribal lands
     in the Los Angeles-South
     Coast Air Basin, CA
     (Meadowbrook parcel).\3\
Rest of State:
    Colusa County................  ...........  Attainment/Unclassifiable
    Eastern Nevada County........  ...........  Attainment/Unclassifiable
        Nevada County (part)
         remainder.
    Eastern Riverside County.....  ...........  Attainment/Unclassifiable
        Riverside County (part)
         remainder.
    Glenn County.................  ...........  Attainment/Unclassifiable
    Inyo County..................  ...........  Attainment/Unclassifiable
    Lake County..................      1/16/18  Attainment/Unclassifiable
    Lake Tahoe Air Basin.........  ...........  Attainment/Unclassifiable
        El Dorado County (part)
         remainder.
        Placer County (part)
         remainder.
    North Central Coast Air Basin  ...........  Attainment/Unclassifiable
        Monterey County.
        San Benito County.
        Santa Cruz County.
    North Coast Air Basin........  ...........  Attainment/Unclassifiable
        Del Norte County.........      1/16/18
        Humboldt County..........      1/16/18
        Mendocino County.
        Sonoma County (part)
         remainder.
        Trinity County.
    Northeast Plateau Air Basin..      1/16/18  Attainment/Unclassifiable
        Lassen County.
        Modoc County.
        Siskiyou County.
    Northeastern Kern County.....  ...........  Attainment/Unclassifiable
        Kern County (part)
         remainder.
    Northeast San Bernardino       ...........  Attainment/Unclassifiable
     County.
        San Bernardino County
         (part) remainder.
    Northern Channel Islands.....  ...........  Attainment/Unclassifiable
        The Channel Islands
         located in the South
         Central Coast Air Basin:
         Anacapa, San Miguel, San
         Nicholas, Santa Barbara,
         Santa Cruz, and Santa
         Rosa Islands.
    Northern Great Basin Valleys   ...........  Attainment/Unclassifiable
     Air Basin.
        Alpine County.
        Mono County.
    Northern Mountain Counties...  ...........  Attainment/Unclassifiable
        Plumas County.
        Sierra County.
    Santa Barbara County (part)    ...........  Attainment/Unclassifiable
     remainder.
        That part of Santa
         Barbara County excluding
         the Channel Islands of
         San Miguel, Santa
         Barbara, Santa Cruz, and
         Santa Rosa Islands.
    Shasta County................  ...........  Attainment/Unclassifiable
    Sutter and Yuba Counties.....  ...........  Attainment/Unclassifiable
        Sutter County (part)
         remainder.

[[Page 25792]]

 
        Yuba County.
    Tehama County (part)           ...........  Attainment/Unclassifiable
     remainder.
    Western San Luis Obispo        ...........  Attainment/Unclassifiable
     County.
        San Luis Obispo County
         (part) remainder.
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.
\3\ See Section 23.0 of the EPA's technical support document for California, titled ``California Final Area
  Designations for the 2015 Ozone National Ambient Air Quality Standards Technical Support Document (TSD),'' for
  more information and maps showing the locations of the main body of the reservation and the non-contiguous
  Pu'eska Mountain and Meadowbrook lands (available in Docket ID: EPA-HQ-OAR-2017-0548).
\4\ See Section 22.0 of the EPA's technical support document for California, titled ``California Final Area
  Designations for the 2015 Ozone National Ambient Air Quality Standards Technical Support Document (TSD),'' for
  more information and maps showing the boundaries of the nonattainment area (available in Docket ID: EPA-HQ-OAR-
  2017-0548).

* * * * *

0
5. Section 81.306 is amended by revising the table titled ``Colorado--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.306  Colorado.

* * * * *

                                        Colorado--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
        Designated area 1         ------------------------------------------------------------------------------
                                      Date 2               Type               Date 2              Type
----------------------------------------------------------------------------------------------------------------
Denver Metro/North Front Range,    ...........  Nonattainment............  ...........  Marginal.
 CO.
    Adams County.
    Arapahoe County.
    Boulder County.
    Broomfield County.
    Denver County.
    Douglas County.
    Jefferson County.
    Larimer County (part):
        Including the portion of
         Rocky Mountain National
         Park therein and that
         portion of the county
         that lies south of a
         line described as
         follows: Beginning at a
         point on Larimer
         County's eastern
         boundary and Weld
         County's western
         boundary intersected by
         40 degrees, 42 minutes,
         and 47.1 seconds north
         latitude, proceed west
         to a point defined by
         the intersection of 40
         degrees, 42 minutes,
         47.1 seconds north
         latitude and 105
         degrees, 29 minutes, and
         40.0 seconds west
         longitude, thence
         proceed south on 105
         degrees, 29 minutes,
         40.0 seconds west
         longitude to the inter-
         section with 40 degrees,
         33 minutes and 17.4
         seconds north latitude,
         thence proceed west on
         40 degrees, 33 minutes,
         17.4 seconds north
         latitude until this line
         intersects Larimer
         County's western
         boundary and Grand
         County's eastern
         boundary.
    Weld County (part):
        That portion of the
         county that lies south
         of a line described as
         follows: Beginning at a
         point on Weld County's
         eastern boundary and
         Logan County's western
         boundary intersected by
         40 degrees, 42 minutes,
         47.1 seconds north
         latitude, proceed west
         on 40 degrees, 42
         minutes, 47.1 seconds
         north latitude until
         this line intersects
         Weld County's western
         boundary and Larimer
         County's eastern
         boundary.
Alamosa County...................      1/16/18  Attainment/Unclassifiable
Archuleta County.................      1/16/18  Attainment/Unclassifiable
Baca County......................      1/16/18  Attainment/Unclassifiable
Bent County......................      1/16/18  Attainment/Unclassifiable
Chaffee County...................      1/16/18  Attainment/Unclassifiable
Cheyenne County..................      1/16/18  Attainment/Unclassifiable
Clear Creek County...............  ...........  Attainment/Unclassifiable
Conejos County...................      1/16/18  Attainment/Unclassifiable
Costilla County..................      1/16/18  Attainment/Unclassifiable
Crowley County...................      1/16/18  Attainment/Unclassifiable
Custer County....................      1/16/18  Attainment/Unclassifiable

[[Page 25793]]

 
Delta County.....................      1/16/18  Attainment/Unclassifiable
Dolores County...................      1/16/18  Attainment/Unclassifiable
Eagle County.....................      1/16/18  Attainment/Unclassifiable
Elbert County....................  ...........  Attainment/Unclassifiable
El Paso County...................  ...........  Attainment/Unclassifiable
Fremont County...................      1/16/18  Attainment/Unclassifiable
Garfield County..................  ...........  Attainment/Unclassifiable
Gilpin County....................  ...........  Attainment/Unclassifiable
Grand County.....................  ...........  Attainment/Unclassifiable
Gunnison County..................      1/16/18  Attainment/Unclassifiable
Hinsdale County..................      1/16/18  Attainment/Unclassifiable
Huerfano County..................      1/16/18  Attainment/Unclassifiable
Jackson County...................  ...........  Attainment/Unclassifiable
Kiowa County.....................      1/16/18  Attainment/Unclassifiable
Kit Carson County................      1/16/18  Attainment/Unclassifiable
Lake County......................      1/16/18  Attainment/Unclassifiable
La Plata County..................      1/16/18  Attainment/Unclassifiable
Larimer County (part remainder)..  ...........  Attainment/Unclassifiable
Las Animas County................      1/16/18  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Logan County.....................      1/16/18  Attainment/Unclassifiable
Mesa County......................      1/16/18  Attainment/Unclassifiable
Mineral County...................      1/16/18  Attainment/Unclassifiable
Moffat County....................  ...........  Attainment/Unclassifiable
Montezuma County.................      1/16/18  Attainment/Unclassifiable
Montrose County..................      1/16/18  Attainment/Unclassifiable
Morgan County....................      1/16/18  Attainment/Unclassifiable
Otero County.....................      1/16/18  Attainment/Unclassifiable
Ouray County.....................      1/16/18  Attainment/Unclassifiable
Park County......................  ...........  Attainment/Unclassifiable
Phillips County..................      1/16/18  Attainment/Unclassifiable
Pitkin County....................      1/16/18  Attainment/Unclassifiable
Prowers County...................      1/16/18  Attainment/Unclassifiable
Pueblo County....................      1/16/18  Attainment/Unclassifiable
Rio Blanco County................  ...........  Attainment/Unclassifiable
Rio Grande County................      1/16/18  Attainment/Unclassifiable
Routt County.....................      1/16/18  Attainment/Unclassifiable
Saguache County..................      1/16/18  Attainment/Unclassifiable
San Juan County..................      1/16/18  Attainment/Unclassifiable

[[Page 25794]]

 
San Miguel County................      1/16/18  Attainment/Unclassifiable
Sedgwick County..................      1/16/18  Attainment/Unclassifiable
Summit County....................      1/16/18  Attainment/Unclassifiable
Teller County....................  ...........  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Weld County (part) remainder.....  ...........  Attainment/Unclassifiable
Yuma County......................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
6. Section 81.307 is amended by adding a new table titled 
``Connecticut--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' 
following the table titled ``Connecticut--2008 8-Hour Ozone NAAQS 
(Primary and Secondary)'' to read as follows:


Sec.  81.307  Connecticut.

* * * * *

                                      Connecticut--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
        Designated area 1         ------------------------------------------------------------------------------
                                      Date 2               Type               Date 2              Type
----------------------------------------------------------------------------------------------------------------
Greater Connecticut, CT..........  ...........  Nonattainment............  ...........  Marginal.
    Hartford County.
    Litchfield County.
    New London County.
    Tolland County.
    Windham County.
New York-Northern New Jersey-Long  ...........  Nonattainment............  ...........  Moderate.
 Island, NY-NJ-CT.
    Fairfield County.
    Middlesex County.
    New Haven County.
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
7. Section 81.308 is amended by adding a new table titled ``Delaware--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' following the table 
titled ``Delaware--2008 8-Hour Ozone NAAQS (Primary and Secondary)'' to 
read as follows:


Sec.  81.308   Delaware.

* * * * *

                                        Delaware--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
        Designated area 1         ------------------------------------------------------------------------------
                                      Date 2               Type               Date 2              Type
----------------------------------------------------------------------------------------------------------------
Philadelphia-Wilmington-Atlantic   ...........  Nonattainment............  ...........  Marginal.
 City, PA-NJ-MD-DE.
    New Castle County.
Kent County......................  ...........  Attainment/Unclassifiable
Sussex County....................  ...........  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.


[[Page 25795]]

* * * * *

0
8. Section 81.309 is amended by adding a new table titled ``District of 
Columbia--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' following 
the table titled ``District of Columbia--2008 8-Hour Ozone NAAQS 
(Primary and Secondary)'' to read as follows:


Sec.  81.309  District of Columbia.

* * * * *

                                  District of Columbia--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
        Designated area 1         ------------------------------------------------------------------------------
                                      Date 2               Type               Date 2              Type
----------------------------------------------------------------------------------------------------------------
Washington, DC-MD-VA.............  ...........  Nonattainment............  ...........  Marginal.
    District of Columbia.
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
9. Section 81.310 is amended by revising the table titled ``Florida--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.310  Florida.

* * * * *

                                        Florida--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
        Designated area 1         ------------------------------------------------------------------------------
                                      Date 2               Type                Date               Type
----------------------------------------------------------------------------------------------------------------
Jacksonville, FL.................  ...........  Unclassifiable...........
    Duval County.
Alachua County...................      1/16/18  Attainment/Unclassifiable
Baker County.....................  ...........  Attainment/Unclassifiable
Bay County.......................      1/16/18  Attainment/Unclassifiable
Bradford County..................      1/16/18  Attainment/Unclassifiable
Brevard County...................      1/16/18  Attainment/Unclassifiable
Broward County...................      1/16/18  Attainment/Unclassifiable
Calhoun County...................      1/16/18  Attainment/Unclassifiable
Charlotte County.................      1/16/18  Attainment/Unclassifiable
Citrus County....................      1/16/18  Attainment/Unclassifiable
Clay County......................  ...........  Attainment/Unclassifiable
Collier County...................      1/16/18  Attainment/Unclassifiable
Columbia County..................      1/16/18  Attainment/Unclassifiable
DeSoto County....................      1/16/18  Attainment/Unclassifiable
Dixie County.....................      1/16/18  Attainment/Unclassifiable
Escambia County..................      1/16/18  Attainment/Unclassifiable
Flagler County...................      1/16/18  Attainment/Unclassifiable
Franklin County..................      1/16/18  Attainment/Unclassifiable
Gadsden County...................      1/16/18  Attainment/Unclassifiable
Gilchrist County.................      1/16/18  Attainment/Unclassifiable
Glades County....................      1/16/18  Attainment/Unclassifiable
Gulf County......................      1/16/18  Attainment/Unclassifiable
Hamilton County..................      1/16/18  Attainment/Unclassifiable
Hardee County....................      1/16/18  Attainment/Unclassifiable
Hendry County....................      1/16/18  Attainment/Unclassifiable
Hernando County..................      1/16/18  Attainment/Unclassifiable

[[Page 25796]]

 
Highlands County.................      1/16/18  Attainment/Unclassifiable
Hillsborough County..............      1/16/18  Attainment/Unclassifiable
Holmes County....................      1/16/18  Attainment/Unclassifiable
Indian River County..............      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jefferson County.................      1/16/18  Attainment/Unclassifiable
Lafayette County.................      1/16/18  Attainment/Unclassifiable
Lake County......................      1/16/18  Attainment/Unclassifiable
Lee County.......................      1/16/18  Attainment/Unclassifiable
Leon County......................      1/16/18  Attainment/Unclassifiable
Levy County......................      1/16/18  Attainment/Unclassifiable
Liberty County...................      1/16/18  Attainment/Unclassifiable
Madison County...................      1/16/18  Attainment/Unclassifiable
Manatee County...................      1/16/18  Attainment/Unclassifiable
Marion County....................      1/16/18  Attainment/Unclassifiable
Martin County....................      1/16/18  Attainment/Unclassifiable
Miami-Dade County................      1/16/18  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Nassau County....................  ...........  Attainment/Unclassifiable
Okaloosa County..................      1/16/18  Attainment/Unclassifiable
Okeechobee County................      1/16/18  Attainment/Unclassifiable
Orange County....................      1/16/18  Attainment/Unclassifiable
Osceola County...................      1/16/18  Attainment/Unclassifiable
Palm Beach County................      1/16/18  Attainment/Unclassifiable
Pasco County.....................      1/16/18  Attainment/Unclassifiable
Pinellas County..................      1/16/18  Attainment/Unclassifiable
Polk County......................      1/16/18  Attainment/Unclassifiable
Putnam County....................  ...........  Attainment/Unclassifiable
St. Johns County.................  ...........  Attainment/Unclassifiable
St. Lucie County.................      1/16/18  Attainment/Unclassifiable
Santa Rosa County................      1/16/18  Attainment/Unclassifiable
Sarasota County..................      1/16/18  Attainment/Unclassifiable
Seminole County..................      1/16/18  Attainment/Unclassifiable
Sumter County....................      1/16/18  Attainment/Unclassifiable
Suwannee County..................      1/16/18  Attainment/Unclassifiable
Taylor County....................      1/16/18  Attainment/Unclassifiable
Union County.....................      1/16/18  Attainment/Unclassifiable
Volusia County...................      1/16/18  Attainment/Unclassifiable
Wakulla County...................      1/16/18  Attainment/Unclassifiable

[[Page 25797]]

 
Walton County....................      1/16/18  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
10. Section 81.311 is amended by revising the table titled ``Georgia--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.311  Georgia.

* * * * *

                                        Georgia--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
        Designated area 1         ------------------------------------------------------------------------------
                                      Date 2               Type               Date 2              Type
----------------------------------------------------------------------------------------------------------------
Atlanta, GA......................  ...........  Nonattainment............  ...........  Marginal.
    Bartow County.
    Clayton County.
    Cobb County.
    DeKalb County.
    Fulton County.
    Gwinnett County.
    Henry County.
Appling County...................      1/16/18  Attainment/Unclassifiable
Atkinson County..................      1/16/18  Attainment/Unclassifiable
Bacon County.....................      1/16/18  Attainment/Unclassifiable
Baker County.....................      1/16/18  Attainment/Unclassifiable
Baldwin County...................      1/16/18  Attainment/Unclassifiable
Banks County.....................      1/16/18  Attainment/Unclassifiable
Barrow County....................  ...........  Attainment/Unclassifiable
Ben Hill County..................      1/16/18  Attainment/Unclassifiable
Berrien County...................      1/16/18  Attainment/Unclassifiable
Bibb County......................      1/16/18  Attainment/Unclassifiable
Bleckley County..................      1/16/18  Attainment/Unclassifiable
Brantley County..................      1/16/18  Attainment/Unclassifiable
Brooks County....................      1/16/18  Attainment/Unclassifiable
Bryan County.....................      1/16/18  Attainment/Unclassifiable
Bulloch County...................      1/16/18  Attainment/Unclassifiable
Burke County.....................      1/16/18  Attainment/Unclassifiable
Butts County.....................  ...........  Attainment/Unclassifiable
Calhoun County...................      1/16/18  Attainment/Unclassifiable
Camden County....................  ...........  Attainment/Unclassifiable
Candler County...................      1/16/18  Attainment/Unclassifiable
Carroll County...................  ...........  Attainment/Unclassifiable
Catoosa County...................      1/16/18  Attainment/Unclassifiable
Charlton County..................      1/16/18  Attainment/Unclassifiable
Chatham County...................      1/16/18  Attainment/Unclassifiable

[[Page 25798]]

 
Chattahoochee County.............      1/16/18  Attainment/Unclassifiable
Chattooga County.................      1/16/18  Attainment/Unclassifiable
Cherokee County..................  ...........  Attainment/Unclassifiable
Clarke County....................  ...........  Attainment/Unclassifiable
Clay County......................      1/16/18  Attainment/Unclassifiable
Clinch County....................      1/16/18  Attainment/Unclassifiable
Coffee County....................      1/16/18  Attainment/Unclassifiable
Colquitt County..................      1/16/18  Attainment/Unclassifiable
Columbia County..................      1/16/18  Attainment/Unclassifiable
Cook County......................      1/16/18  Attainment/Unclassifiable
Coweta County....................  ...........  Attainment/Unclassifiable
Crawford County..................      1/16/18  Attainment/Unclassifiable
Crisp County.....................      1/16/18  Attainment/Unclassifiable
Dade County......................      1/16/18  Attainment/Unclassifiable
Dawson County....................  ...........  Attainment/Unclassifiable
Decatur County...................      1/16/18  Attainment/Unclassifiable
Dodge County.....................      1/16/18  Attainment/Unclassifiable
Dooly County.....................      1/16/18  Attainment/Unclassifiable
Dougherty County.................      1/16/18  Attainment/Unclassifiable
Douglas County...................  ...........  Attainment/Unclassifiable
Early County.....................      1/16/18  Attainment/Unclassifiable
Echols County....................      1/16/18  Attainment/Unclassifiable
Effingham County.................      1/16/18  Attainment/Unclassifiable
Elbert County....................      1/16/18  Attainment/Unclassifiable
Emanuel County...................      1/16/18  Attainment/Unclassifiable
Evans County.....................      1/16/18  Attainment/Unclassifiable
Fannin County....................      1/16/18  Attainment/Unclassifiable
Fayette County...................  ...........  Attainment/Unclassifiable
Floyd County.....................      1/16/18  Attainment/Unclassifiable
Forsyth County...................  ...........  Attainment/Unclassifiable
Franklin County..................      1/16/18  Attainment/Unclassifiable
Gilmer County....................      1/16/18  Attainment/Unclassifiable
Glascock County..................      1/16/18  Attainment/Unclassifiable
Glynn County.....................      1/16/18  Attainment/Unclassifiable
Gordon County....................  ...........  Attainment/Unclassifiable
Grady County.....................      1/16/18  Attainment/Unclassifiable
Greene County....................      1/16/18  Attainment/Unclassifiable
Habersham County.................      1/16/18  Attainment/Unclassifiable
Hall County......................  ...........  Attainment/Unclassifiable

[[Page 25799]]

 
Hancock County...................      1/16/18  Attainment/Unclassifiable
Haralson County..................  ...........  Attainment/Unclassifiable
Harris County....................      1/16/18  Attainment/Unclassifiable
Hart County......................      1/16/18  Attainment/Unclassifiable
Heard County.....................  ...........  Attainment/Unclassifiable
Houston County...................      1/16/18  Attainment/Unclassifiable
Irwin County.....................      1/16/18  Attainment/Unclassifiable
Jackson County...................  ...........  Attainment/Unclassifiable
Jasper County....................  ...........  Attainment/Unclassifiable
Jeff Davis County................      1/16/18  Attainment/Unclassifiable
Jefferson County.................      1/16/18  Attainment/Unclassifiable
Jenkins County...................      1/16/18  Attainment/Unclassifiable
Johnson County...................      1/16/18  Attainment/Unclassifiable
Jones County.....................      1/16/18  Attainment/Unclassifiable
Lamar County.....................  ...........  Attainment/Unclassifiable
Lanier County....................      1/16/18  Attainment/Unclassifiable
Laurens County...................      1/16/18  Attainment/Unclassifiable
Lee County.......................      1/16/18  Attainment/Unclassifiable
Liberty County...................      1/16/18  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Long County......................      1/16/18  Attainment/Unclassifiable
Lowndes County...................      1/16/18  Attainment/Unclassifiable
Lumpkin County...................      1/16/18  Attainment/Unclassifiable
McDuffie County..................      1/16/18  Attainment/Unclassifiable
McIntosh County..................      1/16/18  Attainment/Unclassifiable
Macon County.....................      1/16/18  Attainment/Unclassifiable
Madison County...................  ...........  Attainment/Unclassifiable
Marion County....................      1/16/18  Attainment/Unclassifiable
Meriwether County................  ...........  Attainment/Unclassifiable
Miller County....................      1/16/18  Attainment/Unclassifiable
Mitchell County..................      1/16/18  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Montgomery County................      1/16/18  Attainment/Unclassifiable
Morgan County....................  ...........  Attainment/Unclassifiable
Murray County....................      1/16/18  Attainment/Unclassifiable
Muscogee County..................      1/16/18  Attainment/Unclassifiable
Newton County....................  ...........  Attainment/Unclassifiable
Oconee County....................  ...........  Attainment/Unclassifiable
Oglethorpe County................  ...........  Attainment/Unclassifiable

[[Page 25800]]

 
Paulding County..................  ...........  Attainment/Unclassifiable
Peach County.....................      1/16/18  Attainment/Unclassifiable
Pickens County...................  ...........  Attainment/Unclassifiable
Pierce County....................      1/16/18  Attainment/Unclassifiable
Pike County......................  ...........  Attainment/Unclassifiable
Polk County......................  ...........  Attainment/Unclassifiable
Pulaski County...................      1/16/18  Attainment/Unclassifiable
Putnam County....................      1/16/18  Attainment/Unclassifiable
Quitman County...................      1/16/18  Attainment/Unclassifiable
Rabun County.....................      1/16/18  Attainment/Unclassifiable
Randolph County..................      1/16/18  Attainment/Unclassifiable
Richmond County..................      1/16/18  Attainment/Unclassifiable
Rockdale County..................  ...........  Attainment/Unclassifiable
Schley County....................      1/16/18  Attainment/Unclassifiable
Screven County...................      1/16/18  Attainment/Unclassifiable
Seminole County..................      1/16/18  Attainment/Unclassifiable
Spalding County..................  ...........  Attainment/Unclassifiable
Stephens County..................      1/16/18  Attainment/Unclassifiable
Stewart County...................      1/16/18  Attainment/Unclassifiable
Sumter County....................      1/16/18  Attainment/Unclassifiable
Talbot County....................      1/16/18  Attainment/Unclassifiable
Taliaferro County................      1/16/18  Attainment/Unclassifiable
Tattnall County..................      1/16/18  Attainment/Unclassifiable
Taylor County....................      1/16/18  Attainment/Unclassifiable
Telfair County...................      1/16/18  Attainment/Unclassifiable
Terrell County...................      1/16/18  Attainment/Unclassifiable
Thomas County....................      1/16/18  Attainment/Unclassifiable
Tift County......................      1/16/18  Attainment/Unclassifiable
Toombs County....................      1/16/18  Attainment/Unclassifiable
Towns County.....................      1/16/18  Attainment/Unclassifiable
Treutlen County..................      1/16/18  Attainment/Unclassifiable
Troup County.....................  ...........  Attainment/Unclassifiable
Turner County....................      1/16/18  Attainment/Unclassifiable
Twiggs County....................      1/16/18  Attainment/Unclassifiable
Union County.....................      1/16/18  Attainment/Unclassifiable
Upson County.....................  ...........  Attainment/Unclassifiable
Walker County....................      1/16/18  Attainment/Unclassifiable
Walton County....................  ...........  Attainment/Unclassifiable
Ware County......................      1/16/18  Attainment/Unclassifiable

[[Page 25801]]

 
Warren County....................      1/16/18  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Webster County...................      1/16/18  Attainment/Unclassifiable
Wheeler County...................      1/16/18  Attainment/Unclassifiable
White County.....................      1/16/18  Attainment/Unclassifiable
Whitfield County.................      1/16/18  Attainment/Unclassifiable
Wilcox County....................      1/16/18  Attainment/Unclassifiable
Wilkes County....................      1/16/18  Attainment/Unclassifiable
Wilkinson County.................      1/16/18  Attainment/Unclassifiable
Worth County.....................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
11. Section 81.314 is amended by revising the table titled ``Illinois--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.314  Illinois.

* * * * *

                                        Illinois--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
        Designated area 1         ------------------------------------------------------------------------------
                                      Date 2               Type               Date 2              Type
----------------------------------------------------------------------------------------------------------------
Chicago, IL-IN-WI................  ...........  Nonattainment............  ...........  Marginal.
    Cook County.
    DuPage County.
    Grundy County (part):
        Aux Sable Township and
         Goose Lake Township.
    Kane County.
    Kendall County (part):
        Oswego Township.
    Lake County.
    Will County.
St. Louis, MO-IL.................  ...........  Nonattainment............  ...........  Marginal.
    Madison County.
    St. Clair County.
Adams County.....................      1/16/18  Attainment/Unclassifiable
Alexander County.................      1/16/18  Attainment/Unclassifiable
Boone County.....................      1/16/18  Attainment/Unclassifiable
Bond County......................  ...........  Attainment/Unclassifiable
Brown County.....................      1/16/18  Attainment/Unclassifiable
Bureau County....................  ...........  Attainment/Unclassifiable
Calhoun County...................  ...........  Attainment/Unclassifiable
Carroll County...................      1/16/18  Attainment/Unclassifiable
Cass County......................      1/16/18  Attainment/Unclassifiable
Champaign County.................      1/16/18  Attainment/Unclassifiable
Christian County.................      1/16/18  Attainment/Unclassifiable
Clark County.....................      1/16/18  Attainment/Unclassifiable

[[Page 25802]]

 
Clay County......................      1/16/18  Attainment/Unclassifiable
Clinton County...................  ...........  Attainment/Unclassifiable
Coles County.....................      1/16/18  Attainment/Unclassifiable
Crawford County..................      1/16/18  Attainment/Unclassifiable
Cumberland County................      1/16/18  Attainment/Unclassifiable
De Kalb County...................  ...........  Attainment/Unclassifiable
De Witt County...................      1/16/18  Attainment/Unclassifiable
Douglas County...................      1/16/18  Attainment/Unclassifiable
Edgar County.....................      1/16/18  Attainment/Unclassifiable
Edwards County...................      1/16/18  Attainment/Unclassifiable
Effingham County.................      1/16/18  Attainment/Unclassifiable
Fayette County...................      1/16/18  Attainment/Unclassifiable
Ford County......................      1/16/18  Attainment/Unclassifiable
Franklin County..................      1/16/18  Attainment/Unclassifiable
Fulton County....................      1/16/18  Attainment/Unclassifiable
Gallatin County..................      1/16/18  Attainment/Unclassifiable
Greene County....................      1/16/18  Attainment/Unclassifiable
Grundy County (part) remainder...  ...........  Attainment/Unclassifiable
Hamilton County..................      1/16/18  Attainment/Unclassifiable
Hancock County...................      1/16/18  Attainment/Unclassifiable
Hardin County....................      1/16/18  Attainment/Unclassifiable
Henderson County.................      1/16/18  Attainment/Unclassifiable
Henry County.....................      1/16/18  Attainment/Unclassifiable
Iroquois County..................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jasper County....................      1/16/18  Attainment/Unclassifiable
Jefferson County.................      1/16/18  Attainment/Unclassifiable
Jersey County....................  ...........  Attainment/Unclassifiable
Jo Daviess County................      1/16/18  Attainment/Unclassifiable
Johnson County...................      1/16/18  Attainment/Unclassifiable
Kankakee County..................  ...........  Attainment/Unclassifiable
Kendall County (part) remainder..  ...........  Attainment/Unclassifiable
Knox County......................      1/16/18  Attainment/Unclassifiable
La Salle County..................  ...........  Attainment/Unclassifiable
Lawrence County..................      1/16/18  Attainment/Unclassifiable
Lee County.......................      1/16/18  Attainment/Unclassifiable
Livingston County................      1/16/18  Attainment/Unclassifiable
Logan County.....................      1/16/18  Attainment/Unclassifiable
Macon County.....................      1/16/18  Attainment/Unclassifiable

[[Page 25803]]

 
Macoupin County..................  ...........  Attainment/Unclassifiable
Marion County....................  ...........  Attainment/Unclassifiable
Marshall County..................      1/16/18  Attainment/Unclassifiable
Mason County.....................      1/16/18  Attainment/Unclassifiable
Massac County....................      1/16/18  Attainment/Unclassifiable
McDonough County.................      1/16/18  Attainment/Unclassifiable
McLean County....................      1/16/18  Attainment/Unclassifiable
Menard County....................      1/16/18  Attainment/Unclassifiable
Mercer County....................      1/16/18  Attainment/Unclassifiable
Montgomery County................      1/16/18  Attainment/Unclassifiable
Morgan County....................      1/16/18  Attainment/Unclassifiable
Moultrie County..................      1/16/18  Attainment/Unclassifiable
Ogle County......................      1/16/18  Attainment/Unclassifiable
Peoria County....................      1/16/18  Attainment/Unclassifiable
Perry County.....................      1/16/18  Attainment/Unclassifiable
Piatt County.....................      1/16/18  Attainment/Unclassifiable
Pike County......................      1/16/18  Attainment/Unclassifiable
Pope County......................      1/16/18  Attainment/Unclassifiable
Pulaski County...................      1/16/18  Attainment/Unclassifiable
Putnam County....................  ...........  Attainment/Unclassifiable
Randolph County..................      1/16/18  Attainment/Unclassifiable
Richland County..................      1/16/18  Attainment/Unclassifiable
Rock Island County...............      1/16/18  Attainment/Unclassifiable
Saline County....................      1/16/18  Attainment/Unclassifiable
Sangamon County..................      1/16/18  Attainment/Unclassifiable
Schuyler County..................      1/16/18  Attainment/Unclassifiable
Scott County.....................      1/16/18  Attainment/Unclassifiable
Shelby County....................      1/16/18  Attainment/Unclassifiable
Stark County.....................      1/16/18  Attainment/Unclassifiable
Stephenson County................      1/16/18  Attainment/Unclassifiable
Tazewell County..................      1/16/18  Attainment/Unclassifiable
Union County.....................      1/16/18  Attainment/Unclassifiable
Vermilion County.................      1/16/18  Attainment/Unclassifiable
Wabash County....................      1/16/18  Attainment/Unclassifiable
Warren County....................      1/16/18  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
White County.....................      1/16/18  Attainment/Unclassifiable
Whiteside County.................      1/16/18  Attainment/Unclassifiable

[[Page 25804]]

 
Williamson County................      1/16/18  Attainment/Unclassifiable
Winnebago County.................      1/16/18  Attainment/Unclassifiable
Woodford County..................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
12. Section 81.315 is amended by revising the table titled ``Indiana--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.315  Indiana.

* * * * *

                                        Indiana--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Chicago, IL-IN-WI................  ...........  Nonattainment............  ...........  Marginal.
    Lake County (part).
        Calumet Township, Hobart
         Township, North
         Township, Ross Township,
         and St. John Township.
Louisville, KY-IN................  ...........  Nonattainment............  ...........  Marginal.
    Clark County.
    Floyd County.
Adams County.....................      1/16/18  Attainment/Unclassifiable
Allen County.....................      1/16/18  Attainment/Unclassifiable
Bartholomew County...............      1/16/18  Attainment/Unclassifiable
Benton County....................      1/16/18  Attainment/Unclassifiable
Blackford County.................      1/16/18  Attainment/Unclassifiable
Boone County.....................      1/16/18  Attainment/Unclassifiable
Brown County.....................      1/16/18  Attainment/Unclassifiable
Carroll County...................      1/16/18  Attainment/Unclassifiable
Cass County......................      1/16/18  Attainment/Unclassifiable
Clay County......................      1/16/18  Attainment/Unclassifiable
Clinton County...................      1/16/18  Attainment/Unclassifiable
Crawford County..................      1/16/18  Attainment/Unclassifiable
Daviess County...................      1/16/18  Attainment/Unclassifiable
Dearborn County..................  ...........  Attainment/Unclassifiable
Decatur County...................      1/16/18  Attainment/Unclassifiable
DeKalb County....................      1/16/18  Attainment/Unclassifiable
Delaware County..................      1/16/18  Attainment/Unclassifiable
Dubois County....................      1/16/18  Attainment/Unclassifiable
Elkhart County...................  ...........  Attainment/Unclassifiable
Fayette County...................      1/16/18  Attainment/Unclassifiable
Fountain County..................      1/16/18  Attainment/Unclassifiable
Franklin County..................  ...........  Attainment/Unclassifiable
Fulton County....................      1/16/18  Attainment/Unclassifiable

[[Page 25805]]

 
Gibson County....................      1/16/18  Attainment/Unclassifiable
Grant County.....................      1/16/18  Attainment/Unclassifiable
Greene County....................      1/16/18  Attainment/Unclassifiable
Hamilton County..................      1/16/18  Attainment/Unclassifiable
Hancock County...................      1/16/18  Attainment/Unclassifiable
Harrison County..................  ...........  Attainment/Unclassifiable
Hendricks County.................      1/16/18  Attainment/Unclassifiable
Henry County.....................      1/16/18  Attainment/Unclassifiable
Howard County....................      1/16/18  Attainment/Unclassifiable
Huntington County................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jasper County....................  ...........  Attainment/Unclassifiable
Jay County.......................      1/16/18  Attainment/Unclassifiable
Jefferson County.................  ...........  Attainment/Unclassifiable
Jennings County..................      1/16/18  Attainment/Unclassifiable
Johnson County...................      1/16/18  Attainment/Unclassifiable
Knox County......................      1/16/18  Attainment/Unclassifiable
Kosciusko County.................      1/16/18  Attainment/Unclassifiable
LaGrange County..................      1/16/18  Attainment/Unclassifiable
Lake County (part) remainder.....  ...........  Attainment/Unclassifiable
La Porte County..................  ...........  Attainment/Unclassifiable
Lawrence County..................      1/16/18  Attainment/Unclassifiable
Madison County...................      1/16/18  Attainment/Unclassifiable
Marion County....................      1/16/18  Attainment/Unclassifiable
Marshall County..................  ...........  Attainment/Unclassifiable
Martin County....................      1/16/18  Attainment/Unclassifiable
Miami County.....................      1/16/18  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Montgomery County................      1/16/18  Attainment/Unclassifiable
Morgan County....................      1/16/18  Attainment/Unclassifiable
Newton County....................  ...........  Attainment/Unclassifiable
Noble County.....................      1/16/18  Attainment/Unclassifiable
Ohio County......................  ...........  Attainment/Unclassifiable
Orange County....................      1/16/18  Attainment/Unclassifiable
Owen County......................      1/16/18  Attainment/Unclassifiable
Parke County.....................      1/16/18  Attainment/Unclassifiable
Perry County.....................      1/16/18  Attainment/Unclassifiable
Pike County......................      1/16/18  Attainment/Unclassifiable
Porter County....................  ...........  Attainment/Unclassifiable

[[Page 25806]]

 
Posey County.....................      1/16/18  Attainment/Unclassifiable
Pulaski County...................      1/16/18  Attainment/Unclassifiable
Putnam County....................      1/16/18  Attainment/Unclassifiable
Randolph County..................      1/16/18  Attainment/Unclassifiable
Ripley County....................      1/16/18  Attainment/Unclassifiable
Rush County......................      1/16/18  Attainment/Unclassifiable
St. Joseph County................  ...........  Attainment/Unclassifiable
Shelby County....................      1/16/18  Attainment/Unclassifiable
Spencer County...................      1/16/18  Attainment/Unclassifiable
Starke County....................      1/16/18  Attainment/Unclassifiable
Steuben County...................      1/16/18  Attainment/Unclassifiable
Sullivan County..................      1/16/18  Attainment/Unclassifiable
Switzerland County...............      1/16/18  Attainment/Unclassifiable
Tippecanoe County................      1/16/18  Attainment/Unclassifiable
Tipton County....................      1/16/18  Attainment/Unclassifiable
Vanderburgh County...............      1/16/18  Attainment/Unclassifiable
Vermillion County................      1/16/18  Attainment/Unclassifiable
Vigo County......................      1/16/18  Attainment/Unclassifiable
Wabash County....................      1/16/18  Attainment/Unclassifiable
Warren County....................      1/16/18  Attainment/Unclassifiable
Warrick County...................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Wells County.....................      1/16/18  Attainment/Unclassifiable
White County.....................      1/16/18  Attainment/Unclassifiable
Whitley County...................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
13. Section 81.318 is amended by revising the table titled ``Kentucky--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.318  Kentucky.

* * * * *

                                        Kentucky--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Cincinnati, OH-KY................  ...........  Nonattainment............  ...........  Marginal.
    Boone County (part):
        The entire county except
         for 2010 US Census
         Tracts 706.01 and
         706.04.
    Campbell County (part):
        The entire county except
         for 2010 US Census
         Tracts 520.01 and
         520.02.
    Kenton County (part):
        The entire county except
         for 2010 US Census
         Tracts 637.01 and
         637.02.
Louisville, KY-IN................  ...........  Nonattainment............  ...........  Marginal.
    Bullitt County.

[[Page 25807]]

 
    Jefferson County.
    Oldham County.
Adair County.....................      1/16/18  Attainment/Unclassifiable
Allen County.....................      1/16/18  Attainment/Unclassifiable
Anderson County..................      1/16/18  Attainment/Unclassifiable
Ballard County...................      1/16/18  Attainment/Unclassifiable
Barren County....................      1/16/18  Attainment/Unclassifiable
Bath County......................      1/16/18  Attainment/Unclassifiable
Bell County......................      1/16/18  Attainment/Unclassifiable
Boone County (part) remainder....  ...........  Attainment/Unclassifiable
Bourbon County...................      1/16/18  Attainment/Unclassifiable
Boyd County......................      1/16/18  Attainment/Unclassifiable
Boyle County.....................      1/16/18  Attainment/Unclassifiable
Bracken County...................  ...........  Attainment/Unclassifiable
Breathitt County.................      1/16/18  Attainment/Unclassifiable
Breckinridge County..............      1/16/18  Attainment/Unclassifiable
Butler County....................      1/16/18  Attainment/Unclassifiable
Caldwell County..................      1/16/18  Attainment/Unclassifiable
Calloway County..................      1/16/18  Attainment/Unclassifiable
Campbell County (part) remainder.  ...........  Attainment/Unclassifiable
Carlisle County..................      1/16/18  Attainment/Unclassifiable
Carroll County...................      1/16/18  Attainment/Unclassifiable
Carter County....................      1/16/18  Attainment/Unclassifiable
Casey County.....................      1/16/18  Attainment/Unclassifiable
Christian County.................      1/16/18  Attainment/Unclassifiable
Clark County.....................      1/16/18  Attainment/Unclassifiable
Clay County......................      1/16/18  Attainment/Unclassifiable
Clinton County...................      1/16/18  Attainment/Unclassifiable
Crittenden County................      1/16/18  Attainment/Unclassifiable
Cumberland County................      1/16/18  Attainment/Unclassifiable
Daviess County...................      1/16/18  Attainment/Unclassifiable
Edmonson County..................      1/16/18  Attainment/Unclassifiable
Elliott County...................      1/16/18  Attainment/Unclassifiable
Estill County....................      1/16/18  Attainment/Unclassifiable
Fayette County...................      1/16/18  Attainment/Unclassifiable
Fleming County...................      1/16/18  Attainment/Unclassifiable
Floyd County.....................      1/16/18  Attainment/Unclassifiable
Franklin County..................      1/16/18  Attainment/Unclassifiable
Fulton County....................      1/16/18  Attainment/Unclassifiable
Gallatin County..................  ...........  Attainment/Unclassifiable

[[Page 25808]]

 
Garrard County...................      1/16/18  Attainment/Unclassifiable
Grant County.....................  ...........  Attainment/Unclassifiable
Graves County....................      1/16/18  Attainment/Unclassifiable
Grayson County...................      1/16/18  Attainment/Unclassifiable
Green County.....................      1/16/18  Attainment/Unclassifiable
Greenup County...................      1/16/18  Attainment/Unclassifiable
Hancock County...................      1/16/18  Attainment/Unclassifiable
Hardin County....................  ...........  Attainment/Unclassifiable
Harlan County....................      1/16/18  Attainment/Unclassifiable
Harrison County..................      1/16/18  Attainment/Unclassifiable
Hart County......................      1/16/18  Attainment/Unclassifiable
Henderson County.................      1/16/18  Attainment/Unclassifiable
Henry County.....................  ...........  Attainment/Unclassifiable
Hickman County...................      1/16/18  Attainment/Unclassifiable
Hopkins County...................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jessamine County.................      1/16/18  Attainment/Unclassifiable
Johnson County...................      1/16/18  Attainment/Unclassifiable
Kenton County (part) remainder...  ...........  Attainment/Unclassifiable
Knott County.....................      1/16/18  Attainment/Unclassifiable
Knox County......................      1/16/18  Attainment/Unclassifiable
Larue County.....................  ...........  Attainment/Unclassifiable
Laurel County....................      1/16/18  Attainment/Unclassifiable
Lawrence County..................      1/16/18  Attainment/Unclassifiable
Lee County.......................      1/16/18  Attainment/Unclassifiable
Leslie County....................      1/16/18  Attainment/Unclassifiable
Letcher County...................      1/16/18  Attainment/Unclassifiable
Lewis County.....................      1/16/18  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Livingston County................      1/16/18  Attainment/Unclassifiable
Logan County.....................      1/16/18  Attainment/Unclassifiable
Lyon County......................      1/16/18  Attainment/Unclassifiable
Mason County.....................  ...........  Attainment/Unclassifiable
McCracken County.................      1/16/18  Attainment/Unclassifiable
McCreary County..................      1/16/18  Attainment/Unclassifiable
McLean County....................      1/16/18  Attainment/Unclassifiable
Madison County...................      1/16/18  Attainment/Unclassifiable
Magoffin County..................      1/16/18  Attainment/Unclassifiable
Marion County....................      1/16/18  Attainment/Unclassifiable

[[Page 25809]]

 
Marshall County..................      1/16/18  Attainment/Unclassifiable
Martin County....................      1/16/18  Attainment/Unclassifiable
Meade County.....................  ...........  Attainment/Unclassifiable
Menifee County...................      1/16/18  Attainment/Unclassifiable
Mercer County....................      1/16/18  Attainment/Unclassifiable
Metcalfe County..................      1/16/18  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Montgomery County................      1/16/18  Attainment/Unclassifiable
Morgan County....................      1/16/18  Attainment/Unclassifiable
Muhlenberg County................      1/16/18  Attainment/Unclassifiable
Nelson County....................  ...........  Attainment/Unclassifiable
Nicholas County..................      1/16/18  Attainment/Unclassifiable
Ohio County......................      1/16/18  Attainment/Unclassifiable
Owen County......................      1/16/18  Attainment/Unclassifiable
Owsley County....................      1/16/18  Attainment/Unclassifiable
Pendleton County.................  ...........  Attainment/Unclassifiable
Perry County.....................      1/16/18  Attainment/Unclassifiable
Pike County......................      1/16/18  Attainment/Unclassifiable
Powell County....................      1/16/18  Attainment/Unclassifiable
Pulaski County...................      1/16/18  Attainment/Unclassifiable
Robertson County.................      1/16/18  Attainment/Unclassifiable
Rockcastle County................      1/16/18  Attainment/Unclassifiable
Rowan County.....................      1/16/18  Attainment/Unclassifiable
Russell County...................      1/16/18  Attainment/Unclassifiable
Scott County.....................      1/16/18  Attainment/Unclassifiable
Shelby County....................  ...........  Attainment/Unclassifiable
Simpson County...................      1/16/18  Attainment/Unclassifiable
Spencer County...................  ...........  Attainment/Unclassifiable
Taylor County....................      1/16/18  Attainment/Unclassifiable
Todd County......................      1/16/18  Attainment/Unclassifiable
Trigg County.....................      1/16/18  Attainment/Unclassifiable
Trimble County...................  ...........  Attainment/Unclassifiable
Union County.....................      1/16/18  Attainment/Unclassifiable
Warren County....................      1/16/18  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Webster County...................      1/16/18  Attainment/Unclassifiable
Whitley County...................      1/16/18  Attainment/Unclassifiable
Wolfe County.....................      1/16/18  Attainment/Unclassifiable

[[Page 25810]]

 
Woodford County..................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
14. Section 81.319 is amended by revising the table titled 
``Louisiana--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read 
as follows:


Sec.  81.319  Louisiana.

* * * * *

                                       Louisiana--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Acadia Parish....................      1/16/18  Attainment/Unclassifiable
Allen Parish.....................      1/16/18  Attainment/Unclassifiable
Ascension Parish.................  ...........  Attainment/Unclassifiable
Assumption Parish................  ...........  Attainment/Unclassifiable
Avoyelles Parish.................      1/16/18  Attainment/Unclassifiable
Beauregard Parish................      1/16/18  Attainment/Unclassifiable
Bienville Parish.................      1/16/18  Attainment/Unclassifiable
Bossier Parish...................      1/16/18  Attainment/Unclassifiable
Caddo Parish.....................      1/16/18  Attainment/Unclassifiable
Calcasieu Parish.................      1/16/18  Attainment/Unclassifiable
Caldwell Parish..................      1/16/18  Attainment/Unclassifiable
Cameron Parish...................      1/16/18  Attainment/Unclassifiable
Catahoula Parish.................      1/16/18  Attainment/Unclassifiable
Claiborne Parish.................      1/16/18  Attainment/Unclassifiable
Concordia Parish.................      1/16/18  Attainment/Unclassifiable
De Soto Parish...................      1/16/18  Attainment/Unclassifiable
East Baton Rouge Parish..........  ...........  Attainment/Unclassifiable
East Carroll Parish..............      1/16/18  Attainment/Unclassifiable
East Feliciana Parish............  ...........  Attainment/Unclassifiable
Evangeline Parish................      1/16/18  Attainment/Unclassifiable
Franklin Parish..................      1/16/18  Attainment/Unclassifiable
Grant Parish.....................      1/16/18  Attainment/Unclassifiable
Iberia Parish....................      1/16/18  Attainment/Unclassifiable
Iberville Parish.................  ...........  Attainment/Unclassifiable
Jackson Parish...................      1/16/18  Attainment/Unclassifiable
Jefferson Parish.................      1/16/18  Attainment/Unclassifiable
Jefferson Davis Parish...........      1/16/18  Attainment/Unclassifiable
Lafayette Parish.................      1/16/18  Attainment/Unclassifiable
Lafourche Parish.................      1/16/18  Attainment/Unclassifiable

[[Page 25811]]

 
LaSalle Parish...................      1/16/18  Attainment/Unclassifiable
Lincoln Parish...................      1/16/18  Attainment/Unclassifiable
Livingston Parish................  ...........  Attainment/Unclassifiable
Madison Parish...................      1/16/18  Attainment/Unclassifiable
Morehouse Parish.................      1/16/18  Attainment/Unclassifiable
Natchitoches Parish..............      1/16/18  Attainment/Unclassifiable
Orleans Parish...................      1/16/18  Attainment/Unclassifiable
Ouachita Parish..................      1/16/18  Attainment/Unclassifiable
Plaquemines Parish...............      1/16/18  Attainment/Unclassifiable
Pointe Coupee Parish.............  ...........  Attainment/Unclassifiable
Rapides Parish...................      1/16/18  Attainment/Unclassifiable
Red River Parish.................      1/16/18  Attainment/Unclassifiable
Richland Parish..................      1/16/18  Attainment/Unclassifiable
Sabine Parish....................      1/16/18  Attainment/Unclassifiable
St. Bernard Parish...............      1/16/18  Attainment/Unclassifiable
St. Charles Parish...............      1/16/18  Attainment/Unclassifiable
St. Helena Parish................  ...........  Attainment/Unclassifiable
St. James Parish.................  ...........  Attainment/Unclassifiable
St. John the Baptist Parish......      1/16/18  Attainment/Unclassifiable
St. Landry Parish................      1/16/18  Attainment/Unclassifiable
St. Martin Parish................      1/16/18  Attainment/Unclassifiable
St. Mary Parish..................      1/16/18  Attainment/Unclassifiable
St. Tammany Parish...............      1/16/18  Attainment/Unclassifiable
Tangipahoa Parish................      1/16/18  Attainment/Unclassifiable
Tensas Parish....................      1/16/18  Attainment/Unclassifiable
Terrebonne Parish................      1/16/18  Attainment/Unclassifiable
Union Parish.....................      1/16/18  Attainment/Unclassifiable
Vermilion Parish.................      1/16/18  Attainment/Unclassifiable
Vernon Parish....................      1/16/18  Attainment/Unclassifiable
Washington Parish................      1/16/18  Attainment/Unclassifiable
Webster Parish...................      1/16/18  Attainment/Unclassifiable
West Baton Rouge Parish..........  ...........  Attainment/Unclassifiable
West Carroll Parish..............      1/16/18  Attainment/Unclassifiable
West Feliciana Parish............  ...........  Attainment/Unclassifiable
Winn Parish......................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.


[[Page 25812]]

* * * * *

0
15. Section 81.321 is amended by revising the table titled ``Maryland--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.321  Maryland.

* * * * *

                                        Maryland--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Baltimore, MD....................  ...........  Nonattainment............  ...........  Marginal.
    Anne Arundel County.
    Baltimore County.
    Carroll County.
    Harford County.
    Howard County.
    City of Baltimore.
Philadelphia-Wilmington-Atlantic   ...........  Nonattainment............  ...........  Marginal.
 City, PA-NJ-MD-DE.
    Cecil County.
Washington, DC-MD-VA.............  ...........  Nonattainment............  ...........  Marginal.
    Calvert County.
    Charles County.
    Frederick County.
    Montgomery County.
    Prince George's County.
Allegany County..................      1/16/18  Attainment/Unclassifiable
Caroline County..................      1/16/18  Attainment/Unclassifiable
Dorchester County................  ...........  Attainment/Unclassifiable
Garrett County...................      1/16/18  Attainment/Unclassifiable
Kent County......................  ...........  Attainment/Unclassifiable
Queen Anne's County..............  ...........  Attainment/Unclassifiable
St. Mary's County................  ...........  Attainment/Unclassifiable
Somerset County..................      1/16/18  Attainment/Unclassifiable
Talbot County....................  ...........  Attainment/Unclassifiable
Washington County................  ...........  Attainment/Unclassifiable
Wicomico County..................      1/16/18  Attainment/Unclassifiable
Worcester County.................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
16. Section 81.322 is amended by revising the table titled 
``Massachusetts--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to 
read as follows:


Sec.  81.322  Massachusetts.

* * * * *

                                     Massachusetts--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type                Date               Type
----------------------------------------------------------------------------------------------------------------
Barnstable County................      1/16/18  Attainment/Unclassifiable
Berkshire County.................  ...........  Attainment/Unclassifiable
Bristol County...................      1/16/18  Attainment/Unclassifiable
Dukes County.....................      1/16/18  Attainment/Unclassifiable
Essex County.....................      1/16/18  Attainment/Unclassifiable
Franklin County..................      1/16/18  Attainment/Unclassifiable
Hampden County...................  ...........  Attainment/Unclassifiable

[[Page 25813]]

 
Hampshire County.................      1/16/18  Attainment/Unclassifiable
Middlesex County.................      1/16/18  Attainment/Unclassifiable
Nantucket County.................      1/16/18  Attainment/Unclassifiable
Norfolk County...................      1/16/18  Attainment/Unclassifiable
Plymouth County..................      1/16/18  Attainment/Unclassifiable
Suffolk County...................      1/16/18  Attainment/Unclassifiable
Worcester County.................  ...........  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
17. Section 81.323 is amended by revising the table titled ``Michigan--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.323  Michigan.

* * * * *

                                        Michigan--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Allegan County, MI...............  ...........  Nonattainment............  ...........  Marginal.
    Allegan County (part):
        Casco Township, Cheshire
         Township, City of
         Douglas, City of
         Holland, City of
         Saugatuck, Clyde
         Township, Fillmore
         Township, Ganges
         Township, Heath
         Township, Laketown
         Township, Lee Township,
         Manlus Township,
         Overisel Township,
         Saugatuck Township, and
         Valley Township.
Berrien County, MI...............  ...........  Nonattainment............  ...........  Marginal.
    Berrien County.
Detroit, MI......................  ...........  Nonattainment............  ...........  Marginal.
    Livingston County.
    Macomb County.
    Monroe County.
    Oakland County.
    St. Clair County.
    Washtenaw County.
    Wayne County.
Muskegon County, MI..............  ...........  Nonattainment............  ...........  Marginal.
    Muskegon County (part):
        Blue Lake Township, City
         of Montague, City of
         Muskegon, City of
         Muskegon Heights, City
         of North Muskegon, City
         of Roosevelt Park, City
         of Whitehall, Dalton
         Township, (incl. Village
         of Lakewood Club),
         Fruitland Township,
         Fruitport Township,
         (incl. Village of
         Fruitport) Laketon
         Township, Montague
         Township, Muskegon
         Township, Norton Shores
         Township, White River
         Township, and Whitehall
         Township.
Alcona County....................      1/16/18  Attainment/Unclassifiable
Allegan County (part) remainder..  ...........  Attainment/Unclassifiable
Alger County.....................      1/16/18  Attainment/Unclassifiable
Alpena County....................      1/16/18  Attainment/Unclassifiable
Antrim County....................      1/16/18  Attainment/Unclassifiable
Arenac County....................      1/16/18  Attainment/Unclassifiable
Baraga County....................      1/16/18  Attainment/Unclassifiable
Barry County.....................  ...........  Attainment/Unclassifiable
Bay County.......................      1/16/18  Attainment/Unclassifiable
Benzie County....................      1/16/18  Attainment/Unclassifiable

[[Page 25814]]

 
Branch County....................      1/16/18  Attainment/Unclassifiable
Calhoun County...................      1/16/18  Attainment/Unclassifiable
Cass County......................  ...........  Attainment/Unclassifiable
Charlevoix County................      1/16/18  Attainment/Unclassifiable
Cheboygan County.................      1/16/18  Attainment/Unclassifiable
Chippewa County..................      1/16/18  Attainment/Unclassifiable
Clare County.....................      1/16/18  Attainment/Unclassifiable
Clinton County...................      1/16/18  Attainment/Unclassifiable
Crawford County..................      1/16/18  Attainment/Unclassifiable
Delta County.....................      1/16/18  Attainment/Unclassifiable
Dickinson County.................      1/16/18  Attainment/Unclassifiable
Eaton County.....................      1/16/18  Attainment/Unclassifiable
Emmet County.....................      1/16/18  Attainment/Unclassifiable
Genesee County...................  ...........  Attainment/Unclassifiable
Gladwin County...................      1/16/18  Attainment/Unclassifiable
Gogebic County...................      1/16/18  Attainment/Unclassifiable
Grand Traverse County............      1/16/18  Attainment/Unclassifiable
Gratiot County...................      1/16/18  Attainment/Unclassifiable
Hillsdale County.................      1/16/18  Attainment/Unclassifiable
Houghton County..................      1/16/18  Attainment/Unclassifiable
Huron County.....................      1/16/18  Attainment/Unclassifiable
Ingham County....................      1/16/18  Attainment/Unclassifiable
Ionia County.....................  ...........  Attainment/Unclassifiable
Iosco County.....................      1/16/18  Attainment/Unclassifiable
Iron County......................      1/16/18  Attainment/Unclassifiable
Isabella County..................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Kalamazoo County.................  ...........  Attainment/Unclassifiable
Kalkaska County..................      1/16/18  Attainment/Unclassifiable
Kent County......................  ...........  Attainment/Unclassifiable
Keweenaw County..................      1/16/18  Attainment/Unclassifiable
Lake County......................      1/16/18  Attainment/Unclassifiable
Lapeer County....................  ...........  Attainment/Unclassifiable
Leelanau County..................      1/16/18  Attainment/Unclassifiable
Lenawee County...................  ...........  Attainment/Unclassifiable
Luce County......................      1/16/18  Attainment/Unclassifiable
Mackinac County..................      1/16/18  Attainment/Unclassifiable
Manistee County..................      1/16/18  Attainment/Unclassifiable
Marquette County.................      1/16/18  Attainment/Unclassifiable

[[Page 25815]]

 
Mason County.....................      1/16/18  Attainment/Unclassifiable
Mecosta County...................  ...........  Attainment/Unclassifiable
Menominee County.................      1/16/18  Attainment/Unclassifiable
Midland County...................      1/16/18  Attainment/Unclassifiable
Missaukee County.................      1/16/18  Attainment/Unclassifiable
Montcalm County..................  ...........  Attainment/Unclassifiable
Montmorency County...............      1/16/18  Attainment/Unclassifiable
Muskegon County (part) remainder.  ...........  Attainment/Unclassifiable
Newaygo County...................  ...........  Attainment/Unclassifiable
Oceana County....................  ...........  Attainment/Unclassifiable
Ogemaw County....................      1/16/18  Attainment/Unclassifiable
Ontonagon County.................      1/16/18  Attainment/Unclassifiable
Osceola County...................      1/16/18  Attainment/Unclassifiable
Oscoda County....................      1/16/18  Attainment/Unclassifiable
Otsego County....................      1/16/18  Attainment/Unclassifiable
Ottawa County....................  ...........  Attainment/Unclassifiable
Presque Isle County..............      1/16/18  Attainment/Unclassifiable
Roscommon County.................      1/16/18  Attainment/Unclassifiable
Saginaw County...................      1/16/18  Attainment/Unclassifiable
St. Joseph County................      1/16/18  Attainment/Unclassifiable
Schoolcraft County...............      1/16/18  Attainment/Unclassifiable
Sanilac County...................  ...........  Attainment/Unclassifiable
Shiawassee County................      1/16/18  Attainment/Unclassifiable
Tuscola County...................      1/16/18  Attainment/Unclassifiable
Van Buren County.................  ...........  Attainment/Unclassifiable
Wexford County...................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
18. Section 81.326 is amended by revising the table titled ``Missouri--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.326  Missouri.

* * * * *

                                        Missouri--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
St. Louis, MO-IL.................  ...........  Nonattainment............  ...........  Marginal.
    Franklin County (part):
        Boles Township.
    St. Charles County.
    St. Louis County.
    City of St. Louis.

[[Page 25816]]

 
Adair County.....................      1/16/18  Attainment/Unclassifiable
Andrew County....................      1/16/18  Attainment/Unclassifiable
Atchison County..................      1/16/18  Attainment/Unclassifiable
Audrain County...................      1/16/18  Attainment/Unclassifiable
Barry County.....................      1/16/18  Attainment/Unclassifiable
Barton County....................      1/16/18  Attainment/Unclassifiable
Bates County.....................      1/16/18  Attainment/Unclassifiable
Benton County....................      1/16/18  Attainment/Unclassifiable
Bollinger County.................      1/16/18  Attainment/Unclassifiable
Boone County.....................      1/16/18  Attainment/Unclassifiable
Buchanan County..................      1/16/18  Attainment/Unclassifiable
Butler County....................      1/16/18  Attainment/Unclassifiable
Caldwell County..................      1/16/18  Attainment/Unclassifiable
Callaway County..................      1/16/18  Attainment/Unclassifiable
Camden County....................      1/16/18  Attainment/Unclassifiable
Cape Girardeau County............      1/16/18  Attainment/Unclassifiable
Carroll County...................      1/16/18  Attainment/Unclassifiable
Carter County....................      1/16/18  Attainment/Unclassifiable
Cass County......................      1/16/18  Attainment/Unclassifiable
Cedar County.....................      1/16/18  Attainment/Unclassifiable
Chariton County..................      1/16/18  Attainment/Unclassifiable
Christian County.................      1/16/18  Attainment/Unclassifiable
Clark County.....................      1/16/18  Attainment/Unclassifiable
Clay County......................      1/16/18  Attainment/Unclassifiable
Clinton County...................      1/16/18  Attainment/Unclassifiable
Cole County......................      1/16/18  Attainment/Unclassifiable
Cooper County....................      1/16/18  Attainment/Unclassifiable
Crawford County..................      1/16/18  Attainment/Unclassifiable
Dade County......................      1/16/18  Attainment/Unclassifiable
Dallas County....................      1/16/18  Attainment/Unclassifiable
Daviess County...................      1/16/18  Attainment/Unclassifiable
DeKalb County....................      1/16/18  Attainment/Unclassifiable
Dent County......................      1/16/18  Attainment/Unclassifiable
Douglas County...................      1/16/18  Attainment/Unclassifiable
Dunklin County...................      1/16/18  Attainment/Unclassifiable
Franklin County (part) remainder.  ...........  Attainment/Unclassifiable
Gasconade County.................      1/16/18  Attainment/Unclassifiable
Gentry County....................      1/16/18  Attainment/Unclassifiable
Greene County....................      1/16/18  Attainment/Unclassifiable

[[Page 25817]]

 
Grundy County....................      1/16/18  Attainment/Unclassifiable
Harrison County..................      1/16/18  Attainment/Unclassifiable
Henry County.....................      1/16/18  Attainment/Unclassifiable
Hickory County...................      1/16/18  Attainment/Unclassifiable
Holt County......................      1/16/18  Attainment/Unclassifiable
Howard County....................      1/16/18  Attainment/Unclassifiable
Howell County....................      1/16/18  Attainment/Unclassifiable
Iron County......................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jasper County....................      1/16/18  Attainment/Unclassifiable
Jefferson County.................  ...........  Attainment/Unclassifiable
Johnson County...................      1/16/18  Attainment/Unclassifiable
Knox County......................      1/16/18  Attainment/Unclassifiable
Laclede County...................      1/16/18  Attainment/Unclassifiable
Lafayette County.................      1/16/18  Attainment/Unclassifiable
Lawrence County..................      1/16/18  Attainment/Unclassifiable
Lewis County.....................      1/16/18  Attainment/Unclassifiable
Lincoln County...................  ...........  Attainment/Unclassifiable
Linn County......................      1/16/18  Attainment/Unclassifiable
Livingston County................      1/16/18  Attainment/Unclassifiable
McDonald County..................      1/16/18  Attainment/Unclassifiable
Macon County.....................      1/16/18  Attainment/Unclassifiable
Madison County...................      1/16/18  Attainment/Unclassifiable
Maries County....................      1/16/18  Attainment/Unclassifiable
Marion County....................      1/16/18  Attainment/Unclassifiable
Mercer County....................      1/16/18  Attainment/Unclassifiable
Miller County....................      1/16/18  Attainment/Unclassifiable
Mississippi County...............      1/16/18  Attainment/Unclassifiable
Moniteau County..................      1/16/18  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Montgomery County................      1/16/18  Attainment/Unclassifiable
Morgan County....................      1/16/18  Attainment/Unclassifiable
New Madrid County................      1/16/18  Attainment/Unclassifiable
Newton County....................      1/16/18  Attainment/Unclassifiable
Nodaway County...................      1/16/18  Attainment/Unclassifiable
Oregon County....................      1/16/18  Attainment/Unclassifiable
Osage County.....................      1/16/18  Attainment/Unclassifiable
Ozark County.....................      1/16/18  Attainment/Unclassifiable
Pemiscot County..................      1/16/18  Attainment/Unclassifiable

[[Page 25818]]

 
Perry County.....................      1/16/18  Attainment/Unclassifiable
Pettis County....................      1/16/18  Attainment/Unclassifiable
Phelps County....................      1/16/18  Attainment/Unclassifiable
Pike County......................      1/16/18  Attainment/Unclassifiable
Platte County....................      1/16/18  Attainment/Unclassifiable
Polk County......................      1/16/18  Attainment/Unclassifiable
Pulaski County...................      1/16/18  Attainment/Unclassifiable
Putnam County....................      1/16/18  Attainment/Unclassifiable
Ralls County.....................      1/16/18  Attainment/Unclassifiable
Randolph County..................      1/16/18  Attainment/Unclassifiable
Ray County.......................      1/16/18  Attainment/Unclassifiable
Reynolds County..................      1/16/18  Attainment/Unclassifiable
Ripley County....................      1/16/18  Attainment/Unclassifiable
St. Clair County.................      1/16/18  Attainment/Unclassifiable
St. Francois County..............  ...........  Attainment/Unclassifiable
Ste. Genevieve County............      1/16/18  Attainment/Unclassifiable
Saline County....................      1/16/18  Attainment/Unclassifiable
Schuyler County..................      1/16/18  Attainment/Unclassifiable
Scotland County..................      1/16/18  Attainment/Unclassifiable
Scott County.....................      1/16/18  Attainment/Unclassifiable
Shannon County...................      1/16/18  Attainment/Unclassifiable
Shelby County....................      1/16/18  Attainment/Unclassifiable
Stoddard County..................      1/16/18  Attainment/Unclassifiable
Stone County.....................      1/16/18  Attainment/Unclassifiable
Sullivan County..................      1/16/18  Attainment/Unclassifiable
Taney County.....................      1/16/18  Attainment/Unclassifiable
Texas County.....................      1/16/18  Attainment/Unclassifiable
Vernon County....................      1/16/18  Attainment/Unclassifiable
Warren County....................  ...........  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Webster County...................      1/16/18  Attainment/Unclassifiable
Worth County.....................      1/16/18  Attainment/Unclassifiable
Wright County....................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
19. Section 81.329 is amended by revising the table titled ``Nevada--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:

[[Page 25819]]

Sec.  81.329  Nevada.

* * * * *

                                         Nevada--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Las Vegas, NV....................  ...........  Nonattainment............  ...........  Marginal.
    Clark County (part):
        That portion of Clark
         County that lies in
         hydrographic area
         212.\3\
    Las Vegas Tribe of Paiute
     Indians of the Las Vegas
     Indian Colony.
Rest of State....................  ...........  Attainment/Unclassifiable
    Carson City.
    Churchill County.............      1/16/18
    Clark County (part)
     remainder.
    Douglas County.
    Elko County..................      1/16/18
    Esmeralda County.............      1/16/18
    Eureka County................      1/16/18
    Humboldt County..............      1/16/18
    Lander County................      1/16/18
    Lincoln County.
    Lyon County..................      1/16/18
    Mineral County...............      1/16/18
    Nye County.
    Pershing County..............      1/16/18
    Storey County................      1/16/18
    Washoe County.
    White Pine County............      1/16/18
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.
\3\ Hydrographic areas are shown on the State of Nevada Division of Water Resources' map titled Water Resources
  and Inter-basin Flows (September 1971).

* * * * *

0
20. Section 81.331 is amended by adding a new table titled ``New 
Jersey--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' following the 
table titled ``New Jersey--2008 8-Hour Ozone NAAQS (Primary and 
Secondary)'' to read as follows:


Sec.  81.331  New Jersey.

* * * * *

                                       New Jersey--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
New York-Northern New Jersey-Long  ...........  Nonattainment............  ...........  Moderate.
 Island, NY-NJ-CT.
    Bergen County.
    Essex County.
    Hudson County.
    Hunterdon County.
    Middlesex County.
    Monmouth County.
    Morris County.
    Passaic County.
    Somerset County.
    Sussex County.
    Union County.
    Warren County.
Philadelphia-Wilmington-Atlantic   ...........  Nonattainment............  ...........  Marginal.
 City, PA-NJ-MD-DE.
    Atlantic County.
    Burlington County.
    Camden County.
    Cape May County.
    Cumberland County.
    Gloucester County.
    Mercer County.
    Ocean County.
    Salem County.
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.


[[Page 25820]]

* * * * *

0
21. Section 81.332 is amended by revising the table titled ``New 
Mexico--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as 
follows:


Sec.  81.332  New Mexico.

* * * * *

                                       New Mexico--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Do[ntilde]a Ana County (Sunland    ...........  Nonattainment............  ...........  Marginal.
 Park Area), NM.
    Do[ntilde]a Ana County
     (part):
        The area bounded on the
         New Mexico-Texas state
         line on the east, the
         New Mexico-Mexico
         international line on
         the south, latitude
         N31[deg]49'30'' on the
         north, and longitude
         W106[deg]36'36'' on the
         west.
Rest of State:
    Bernalillo County............      1/16/18  Attainment/Unclassifiable
    Catron County................      1/16/18  Attainment/Unclassifiable
    Chaves County................      1/16/18  Attainment/Unclassifiable
    Cibola County................      1/16/18  Attainment/Unclassifiable
    Colfax County................      1/16/18  Attainment/Unclassifiable
    Curry County.................      1/16/18  Attainment/Unclassifiable
    Do[ntilde]a Ana County (part)  ...........  Attainment/Unclassifiable
     remainder.
    De Baca County...............      1/16/18  Attainment/Unclassifiable
    Eddy County..................      1/16/18  Attainment/Unclassifiable
    Grant County.................      1/16/18  Attainment/Unclassifiable
    Guadalupe County.............      1/16/18  Attainment/Unclassifiable
    Harding County...............      1/16/18  Attainment/Unclassifiable
    Hidalgo County...............      1/16/18  Attainment/Unclassifiable
    Lea County...................      1/16/18  Attainment/Unclassifiable
    Lincoln County...............      1/16/18  Attainment/Unclassifiable
    Los Alamos County............      1/16/18  Attainment/Unclassifiable
    Luna County..................  ...........  Attainment/Unclassifiable
    McKinley County..............      1/16/18  Attainment/Unclassifiable
    Mora County..................      1/16/18  Attainment/Unclassifiable
    Otero County.................  ...........  Attainment/Unclassifiable
    Quay County..................      1/16/18  Attainment/Unclassifiable
    Rio Arriba County............      1/16/18  Attainment/Unclassifiable
    Roosevelt County.............      1/16/18  Attainment/Unclassifiable
    Sandoval County..............      1/16/18  Attainment/Unclassifiable
    San Juan County..............      1/16/18  Attainment/Unclassifiable
    San Miguel County............      1/16/18  Attainment/Unclassifiable
    Santa Fe County..............      1/16/18  Attainment/Unclassifiable
    Sierra County................  ...........  Attainment/Unclassifiable
    Socorro County...............      1/16/18  Attainment/Unclassifiable
    Taos County..................      1/16/18  Attainment/Unclassifiable
    Torrance County..............      1/16/18  Attainment/Unclassifiable
    Union County.................      1/16/18  Attainment/Unclassifiable

[[Page 25821]]

 
    Valencia County..............      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
22. Section 81.333 is amended by revising the table titled ``New York--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.333  New York.

* * * * *

                                        New York--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
New York-Northern New Jersey-Long  ...........  Nonattainment............  ...........  Moderate.
 Island, NY-NJ-CT.
    Bronx County.
    Kings County.
    Nassau County.
    New York County.
    Queens County.
    Richmond County.
    Rockland County.
    Suffolk County.
    Westchester County.
Poughkeepsie Area, NY............  ...........  Attainment/Unclassifiable
    Dutchess County.
    Orange County.
    Putnam County.
    Kingston Area, NY............  ...........  Attainment/Unclassifiable
    Ulster County.
Albany County....................      1/16/18  Attainment/Unclassifiable
Allegany County..................      1/16/18  Attainment/Unclassifiable
Broome County....................      1/16/18  Attainment/Unclassifiable
Cattaraugus County...............      1/16/18  Attainment/Unclassifiable
Cayuga County....................      1/16/18  Attainment/Unclassifiable
Chautauqua County................      1/16/18  Attainment/Unclassifiable
Chemung County...................      1/16/18  Attainment/Unclassifiable
Chenango County..................      1/16/18  Attainment/Unclassifiable
Clinton County...................      1/16/18  Attainment/Unclassifiable
Columbia County..................      1/16/18  Attainment/Unclassifiable
Cortland County..................      1/16/18  Attainment/Unclassifiable
Delaware County..................      1/16/18  Attainment/Unclassifiable
Erie County......................      1/16/18  Attainment/Unclassifiable
Essex County.....................      1/16/18  Attainment/Unclassifiable
Franklin County..................      1/16/18  Attainment/Unclassifiable
Fulton County....................      1/16/18  Attainment/Unclassifiable
Genesee County...................      1/16/18  Attainment/Unclassifiable
Greene County....................      1/16/18  Attainment/Unclassifiable
Hamilton County..................      1/16/18  Attainment/Unclassifiable
Herkimer County..................      1/16/18  Attainment/Unclassifiable

[[Page 25822]]

 
Jefferson County.................      1/16/18  Attainment/Unclassifiable
Lewis County.....................      1/16/18  Attainment/Unclassifiable
Livingston County................      1/16/18  Attainment/Unclassifiable
Madison County...................      1/16/18  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Montgomery County................      1/16/18  Attainment/Unclassifiable
Niagara County...................      1/16/18  Attainment/Unclassifiable
Oneida County....................      1/16/18  Attainment/Unclassifiable
Onondaga County..................      1/16/18  Attainment/Unclassifiable
Ontario County...................      1/16/18  Attainment/Unclassifiable
Orleans County...................      1/16/18  Attainment/Unclassifiable
Oswego County....................      1/16/18  Attainment/Unclassifiable
Otsego County....................      1/16/18  Attainment/Unclassifiable
Rensselaer County................      1/16/18  Attainment/Unclassifiable
St. Lawrence County..............      1/16/18  Attainment/Unclassifiable
Saratoga County..................      1/16/18  Attainment/Unclassifiable
Schenectady County...............      1/16/18  Attainment/Unclassifiable
Schoharie County.................      1/16/18  Attainment/Unclassifiable
Schuyler County..................      1/16/18  Attainment/Unclassifiable
Seneca County....................      1/16/18  Attainment/Unclassifiable
Steuben County...................      1/16/18  Attainment/Unclassifiable
Sullivan County..................      1/16/18  Attainment/Unclassifiable
Tioga County.....................      1/16/18  Attainment/Unclassifiable
Tompkins County..................      1/16/18  Attainment/Unclassifiable
Warren County....................      1/16/18  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Wyoming County...................      1/16/18  Attainment/Unclassifiable
Yates County.....................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
23. Section 81.336 is amended by revising the table titled ``Ohio--2015 
8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.336  Ohio.

* * * * *

                                          Ohio--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Cincinnati, OH-KY................  ...........  Nonattainment............  ...........  Marginal.

[[Page 25823]]

 
    Butler County.
    Clermont County.
    Hamilton County.
    Warren County.
Cleveland, OH....................  ...........  Nonattainment............  ...........  Marginal.
    Cuyahoga County.
    Geauga County.
    Lake County.
    Lorain County.
    Medina County.
    Portage County.
    Summit County.
Columbus, OH.....................  ...........  Nonattainment............  ...........  Marginal.
    Delaware County.
    Fairfield County.
    Franklin County.
    Licking County.
Adams County.....................      1/16/18  Attainment/Unclassifiable
Allen County.....................      1/16/18  Attainment/Unclassifiable
Ashland County...................      1/16/18  Attainment/Unclassifiable
Ashtabula County.................  ...........  Attainment/Unclassifiable
Athens County....................      1/16/18  Attainment/Unclassifiable
Auglaize County..................      1/16/18  Attainment/Unclassifiable
Belmont County...................      1/16/18  Attainment/Unclassifiable
Brown County.....................  ...........  Attainment/Unclassifiable
Champaign County.................      1/16/18  Attainment/Unclassifiable
Clark County.....................      1/16/18  Attainment/Unclassifiable
Clinton County...................  ...........  Attainment/Unclassifiable
Columbiana County................      1/16/18  Attainment/Unclassifiable
Coshocton County.................      1/16/18  Attainment/Unclassifiable
Crawford County..................      1/16/18  Attainment/Unclassifiable
Darke County.....................      1/16/18  Attainment/Unclassifiable
Defiance County..................      1/16/18  Attainment/Unclassifiable
Erie County......................  ...........  Attainment/Unclassifiable
Fayette County...................  ...........  Attainment/Unclassifiable
Fulton County....................      1/16/18  Attainment/Unclassifiable
Gallia County....................      1/16/18  Attainment/Unclassifiable
Greene County....................  ...........  Attainment/Unclassifiable
Guernsey County..................  ...........  Attainment/Unclassifiable
Hancock County...................      1/16/18  Attainment/Unclassifiable
Hardin County....................      1/16/18  Attainment/Unclassifiable
Harrison County..................      1/16/18  Attainment/Unclassifiable
Henry County.....................      1/16/18  Attainment/Unclassifiable
Highland County..................      1/16/18  Attainment/Unclassifiable
Hocking County...................  ...........  Attainment/Unclassifiable
Holmes County....................      1/16/18  Attainment/Unclassifiable
Huron County.....................  ...........  Attainment/Unclassifiable

[[Page 25824]]

 
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jefferson County.................      1/16/18  Attainment/Unclassifiable
Knox County......................  ...........  Attainment/Unclassifiable
Lawrence County..................      1/16/18  Attainment/Unclassifiable
Logan County.....................  ...........  Attainment/Unclassifiable
Lucas County.....................      1/16/18  Attainment/Unclassifiable
Madison County...................  ...........  Attainment/Unclassifiable
Mahoning County..................      1/16/18  Attainment/Unclassifiable
Marion County....................  ...........  Attainment/Unclassifiable
Meigs County.....................      1/16/18  Attainment/Unclassifiable
Mercer County....................      1/16/18  Attainment/Unclassifiable
Miami County.....................      1/16/18  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Montgomery County................  ...........  Attainment/Unclassifiable
Morgan County....................      1/16/18  Attainment/Unclassifiable
Morrow County....................  ...........  Attainment/Unclassifiable
Muskingum County.................  ...........  Attainment/Unclassifiable
Noble County.....................      1/16/18  Attainment/Unclassifiable
Ottawa County....................      1/16/18  Attainment/Unclassifiable
Paulding County..................      1/16/18  Attainment/Unclassifiable
Perry County.....................  ...........  Attainment/Unclassifiable
Pickaway County..................  ...........  Attainment/Unclassifiable
Pike County......................      1/16/18  Attainment/Unclassifiable
Preble County....................  ...........  Attainment/Unclassifiable
Putnam County....................      1/16/18  Attainment/Unclassifiable
Richland County..................      1/16/18  Attainment/Unclassifiable
Ross County......................  ...........  Attainment/Unclassifiable
Sandusky County..................      1/16/18  Attainment/Unclassifiable
Scioto County....................      1/16/18  Attainment/Unclassifiable
Seneca County....................      1/16/18  Attainment/Unclassifiable
Shelby County....................      1/16/18  Attainment/Unclassifiable
Stark County.....................  ...........  Attainment/Unclassifiable
Trumbull County..................  ...........  Attainment/Unclassifiable
Tuscarawas County................  ...........  Attainment/Unclassifiable
Union County.....................  ...........  Attainment/Unclassifiable
Vinton County....................      1/16/18  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Williams County..................      1/16/18  Attainment/Unclassifiable

[[Page 25825]]

 
Wood County......................      1/16/18  Attainment/Unclassifiable
Wyandot County...................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
24. Section 81.337 is amended by revising the table titled ``Oklahoma--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.337  Oklahoma.

* * * * *

                                        Oklahoma--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Adair County.....................      1/16/18  Attainment/Unclassifiable
Alfalfa County...................      1/16/18  Attainment/Unclassifiable
Atoka County.....................      1/16/18  Attainment/Unclassifiable
Beaver County....................      1/16/18  Attainment/Unclassifiable
Beckham County...................      1/16/18  Attainment/Unclassifiable
Blaine County....................      1/16/18  Attainment/Unclassifiable
Bryan County.....................  ...........  Attainment/Unclassifiable
Caddo County.....................      1/16/18  Attainment/Unclassifiable
Canadian County..................      1/16/18  Attainment/Unclassifiable
Carter County....................      1/16/18  Attainment/Unclassifiable
Cherokee County..................      1/16/18  Attainment/Unclassifiable
Choctaw County...................      1/16/18  Attainment/Unclassifiable
Cimarron County..................      1/16/18  Attainment/Unclassifiable
Cleveland County.................      1/16/18  Attainment/Unclassifiable
Coal County......................      1/16/18  Attainment/Unclassifiable
Comanche County..................      1/16/18  Attainment/Unclassifiable
Cotton County....................      1/16/18  Attainment/Unclassifiable
Craig County.....................      1/16/18  Attainment/Unclassifiable
Creek County.....................      1/16/18  Attainment/Unclassifiable
Custer County....................      1/16/18  Attainment/Unclassifiable
Delaware County..................      1/16/18  Attainment/Unclassifiable
Dewey County.....................      1/16/18  Attainment/Unclassifiable
Ellis County.....................      1/16/18  Attainment/Unclassifiable
Garfield County..................      1/16/18  Attainment/Unclassifiable
Garvin County....................      1/16/18  Attainment/Unclassifiable
Grady County.....................      1/16/18  Attainment/Unclassifiable
Grant County.....................      1/16/18  Attainment/Unclassifiable

[[Page 25826]]

 
Greer County.....................      1/16/18  Attainment/Unclassifiable
Harmon County....................      1/16/18  Attainment/Unclassifiable
Harper County....................      1/16/18  Attainment/Unclassifiable
Haskell County...................      1/16/18  Attainment/Unclassifiable
Hughes County....................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jefferson County.................      1/16/18  Attainment/Unclassifiable
Johnston County..................      1/16/18  Attainment/Unclassifiable
Kay County.......................      1/16/18  Attainment/Unclassifiable
Kingfisher County................      1/16/18  Attainment/Unclassifiable
Kiowa County.....................      1/16/18  Attainment/Unclassifiable
Latimer County...................      1/16/18  Attainment/Unclassifiable
Le Flore County..................      1/16/18  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Logan County.....................      1/16/18  Attainment/Unclassifiable
Love County......................      1/16/18  Attainment/Unclassifiable
McClain County...................      1/16/18  Attainment/Unclassifiable
McCurtain County.................      1/16/18  Attainment/Unclassifiable
McIntosh County..................      1/16/18  Attainment/Unclassifiable
Major County.....................      1/16/18  Attainment/Unclassifiable
Marshall County..................      1/16/18  Attainment/Unclassifiable
Mayes County.....................      1/16/18  Attainment/Unclassifiable
Murray County....................      1/16/18  Attainment/Unclassifiable
Muskogee County..................      1/16/18  Attainment/Unclassifiable
Noble County.....................      1/16/18  Attainment/Unclassifiable
Nowata County....................      1/16/18  Attainment/Unclassifiable
Okfuskee County..................      1/16/18  Attainment/Unclassifiable
Oklahoma County..................      1/16/18  Attainment/Unclassifiable
Okmulgee County..................      1/16/18  Attainment/Unclassifiable
Osage County.....................      1/16/18  Attainment/Unclassifiable
Ottawa County....................      1/16/18  Attainment/Unclassifiable
Pawnee County....................      1/16/18  Attainment/Unclassifiable
Payne County.....................      1/16/18  Attainment/Unclassifiable
Pittsburg County.................      1/16/18  Attainment/Unclassifiable
Pontotoc County..................      1/16/18  Attainment/Unclassifiable
Pottawatomie County..............      1/16/18  Attainment/Unclassifiable
Pushmataha County................      1/16/18  Attainment/Unclassifiable
Roger Mills County...............      1/16/18  Attainment/Unclassifiable
Rogers County....................      1/16/18  Attainment/Unclassifiable

[[Page 25827]]

 
Seminole County..................      1/16/18  Attainment/Unclassifiable
Sequoyah County..................      1/16/18  Attainment/Unclassifiable
Stephens County..................      1/16/18  Attainment/Unclassifiable
Texas County.....................      1/16/18  Attainment/Unclassifiable
Tillman County...................      1/16/18  Attainment/Unclassifiable
Tulsa County.....................      1/16/18  Attainment/Unclassifiable
Wagoner County...................      1/16/18  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Washita County...................      1/16/18  Attainment/Unclassifiable
Woods County.....................      1/16/18  Attainment/Unclassifiable
Woodward County..................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
25. Section 81.338 is amended by revising the table titled ``Oregon--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.338  Oregon.

* * * * *

                                         Oregon--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Baker County.....................      1/16/18  Attainment/Unclassifiable
Benton County....................  ...........  Attainment/Unclassifiable
Clackamas County.................  ...........  Attainment/Unclassifiable
Clatsop County...................      1/16/18  Attainment/Unclassifiable
Columbia County..................  ...........  Attainment/Unclassifiable
Coos County......................      1/16/18  Attainment/Unclassifiable
Crook County.....................      1/16/18  Attainment/Unclassifiable
Curry County.....................      1/16/18  Attainment/Unclassifiable
Deschutes County.................      1/16/18  Attainment/Unclassifiable
Douglas County...................      1/16/18  Attainment/Unclassifiable
Gilliam County...................      1/16/18  Attainment/Unclassifiable
Grant County.....................      1/16/18  Attainment/Unclassifiable
Harney County....................      1/16/18  Attainment/Unclassifiable
Hood River County................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jefferson County.................      1/16/18  Attainment/Unclassifiable
Josephine County.................      1/16/18  Attainment/Unclassifiable
Klamath County...................      1/16/18  Attainment/Unclassifiable

[[Page 25828]]

 
Lake County......................      1/16/18  Attainment/Unclassifiable
Lane County......................      1/16/18  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Linn County......................  ...........  Attainment/Unclassifiable
Malheur County...................      1/16/18  Attainment/Unclassifiable
Marion County....................  ...........  Attainment/Unclassifiable
Morrow County....................      1/16/18  Attainment/Unclassifiable
Multnomah County.................  ...........  Attainment/Unclassifiable
Polk County......................  ...........  Attainment/Unclassifiable
Sherman County...................      1/16/18  Attainment/Unclassifiable
Tillamook County.................      1/16/18  Attainment/Unclassifiable
Umatilla County..................      1/16/18  Attainment/Unclassifiable
Union County.....................      1/16/18  Attainment/Unclassifiable
Wallowa County...................      1/16/18  Attainment/Unclassifiable
Wasco County.....................      1/16/18  Attainment/Unclassifiable
Washington County................  ...........  Attainment/Unclassifiable
Wheeler County...................      1/16/18  Attainment/Unclassifiable
Yamhill County...................  ...........  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
26. Section 81.339 is amended by revising the table titled 
``Pennsylvania--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to 
read as follows:


Sec.  81.339  Pennsylvania.

* * * * *

                                      Pennsylvania--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Philadelphia-Wilmington-Atlantic   ...........  Nonattainment............  ...........  Marginal.
 City, PA-NJ-MD-DE.
    Bucks County.
    Chester County.
    Delaware County.
    Montgomery County.
    Philadelphia County.
Adams County.....................  ...........  Attainment/Unclassifiable
Allegheny County.................      1/16/18  Attainment/Unclassifiable
Armstrong County.................      1/16/18  Attainment/Unclassifiable
Beaver County....................      1/16/18  Attainment/Unclassifiable
Bedford County...................      1/16/18  Attainment/Unclassifiable
Berks County.....................  ...........  Attainment/Unclassifiable
Blair County.....................      1/16/18  Attainment/Unclassifiable
Bradford County..................      1/16/18  Attainment/Unclassifiable

[[Page 25829]]

 
Butler County....................      1/16/18  Attainment/Unclassifiable
Cambria County...................      1/16/18  Attainment/Unclassifiable
Cameron County...................      1/16/18  Attainment/Unclassifiable
Centre County....................      1/16/18  Attainment/Unclassifiable
Clarion County...................      1/16/18  Attainment/Unclassifiable
Clearfield County................      1/16/18  Attainment/Unclassifiable
Clinton County...................      1/16/18  Attainment/Unclassifiable
Columbia County..................      1/16/18  Attainment/Unclassifiable
Crawford County..................      1/16/18  Attainment/Unclassifiable
Cumberland County................  ...........  Attainment/Unclassifiable
Dauphin County...................  ...........  Attainment/Unclassifiable
Elk County.......................      1/16/18  Attainment/Unclassifiable
Erie County......................      1/16/18  Attainment/Unclassifiable
Fayette County...................      1/16/18  Attainment/Unclassifiable
Forest County....................      1/16/18  Attainment/Unclassifiable
Franklin County..................  ...........  Attainment/Unclassifiable
Fulton County....................      1/16/18  Attainment/Unclassifiable
Greene County....................      1/16/18  Attainment/Unclassifiable
Huntingdon County................      1/16/18  Attainment/Unclassifiable
Indiana County...................      1/16/18  Attainment/Unclassifiable
Jefferson County.................      1/16/18  Attainment/Unclassifiable
Juniata County...................      1/16/18  Attainment/Unclassifiable
Lackawanna County................      1/16/18  Attainment/Unclassifiable
Lancaster County.................  ...........  Attainment/Unclassifiable
Lawrence County..................      1/16/18  Attainment/Unclassifiable
Lebanon County...................  ...........  Attainment/Unclassifiable
Luzerne County...................      1/16/18  Attainment/Unclassifiable
Lycoming County..................      1/16/18  Attainment/Unclassifiable
McKean County....................      1/16/18  Attainment/Unclassifiable
Mercer County....................      1/16/18  Attainment/Unclassifiable
Mifflin County...................      1/16/18  Attainment/Unclassifiable
Montour County...................      1/16/18  Attainment/Unclassifiable
Northumberland County............      1/16/18  Attainment/Unclassifiable
Perry County.....................  ...........  Attainment/Unclassifiable
Potter County....................      1/16/18  Attainment/Unclassifiable
Schuylkill County................  ...........  Attainment/Unclassifiable
Snyder County....................      1/16/18  Attainment/Unclassifiable
Somerset County..................      1/16/18  Attainment/Unclassifiable
Sullivan County..................      1/16/18  Attainment/Unclassifiable

[[Page 25830]]

 
Susquehanna County...............      1/16/18  Attainment/Unclassifiable
Tioga County.....................      1/16/18  Attainment/Unclassifiable
Union County.....................      1/16/18  Attainment/Unclassifiable
Venango County...................      1/16/18  Attainment/Unclassifiable
Warren County....................      1/16/18  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Westmoreland County..............      1/16/18  Attainment/Unclassifiable
Wyoming County...................      1/16/18  Attainment/Unclassifiable
York County......................  ...........  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
27. Section 81.340 is amended by revising the table titled ``Rhode 
Island--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as 
follows:


Sec.  81.340  Rhode Island.

* * * * *

                                      Rhode Island--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Bristol County...................      1/16/18  Attainment/Unclassifiable
Kent County......................  ...........  Attainment/Unclassifiable
Newport County...................      1/16/18  Attainment/Unclassifiable
Providence County................      1/16/18  Attainment/Unclassifiable
Washington County................  ...........  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
28. Section 81.344 is amended by revising the table titled ``Texas--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.344  Texas.

* * * * *

                             Texas--2015 8-Hour Ozone NAAQS (Primary and Secondary)
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Dallas-Fort Worth, TX............  ...........  Nonattainment............  ...........  Marginal.
    Collin County.
    Dallas County.
    Denton County.
    Ellis County.
    Johnson County.
    Kaufman County.
    Parker County.
    Tarrant County.
    Wise County.
Houston-Galveston-Brazoria, TX...  ...........  Nonattainment............  ...........  Marginal.
    Brazoria County.

[[Page 25831]]

 
    Chambers County.
    Fort Bend County.
    Galveston County.
    Harris County.
    Montgomery County.
Rest of State:
    Anderson County..............      1/16/18  Attainment/Unclassifiable
    Andrews County...............      1/16/18  Attainment/Unclassifiable
    Angelina County..............      1/16/18  Attainment/Unclassifiable
    Aransas County...............      1/16/18  Attainment/Unclassifiable
    Archer County................      1/16/18  Attainment/Unclassifiable
    Armstrong County.............      1/16/18  Attainment/Unclassifiable
    Austin County................               Attainment/Unclassifiable
    Bailey County................      1/16/18  Attainment/Unclassifiable
    Bastrop County...............      1/16/18  Attainment/Unclassifiable
    Baylor County................      1/16/18  Attainment/Unclassifiable
    Bee County...................      1/16/18  Attainment/Unclassifiable
    Bell County..................      1/16/18  Attainment/Unclassifiable
    Blanco County................      1/16/18  Attainment/Unclassifiable
    Borden County................      1/16/18  Attainment/Unclassifiable
    Bosque County................               Attainment/Unclassifiable
    Bowie County.................      1/16/18  Attainment/Unclassifiable
    Brazos County................      1/16/18  Attainment/Unclassifiable
    Brewster County..............      1/16/18  Attainment/Unclassifiable
    Briscoe County...............      1/16/18  Attainment/Unclassifiable
    Brooks County................      1/16/18  Attainment/Unclassifiable
    Brown County.................      1/16/18  Attainment/Unclassifiable
    Burleson County..............      1/16/18  Attainment/Unclassifiable
    Burnet County................      1/16/18  Attainment/Unclassifiable
    Caldwell County..............      1/16/18  Attainment/Unclassifiable
    Calhoun County...............      1/16/18  Attainment/Unclassifiable
    Callahan County..............      1/16/18  Attainment/Unclassifiable
    Cameron County...............      1/16/18  Attainment/Unclassifiable
    Camp County..................      1/16/18  Attainment/Unclassifiable
    Carson County................      1/16/18  Attainment/Unclassifiable
    Cass County..................      1/16/18  Attainment/Unclassifiable
    Castro County................      1/16/18  Attainment/Unclassifiable
    Cherokee County..............      1/16/18  Attainment/Unclassifiable
    Childress County.............      1/16/18  Attainment/Unclassifiable
    Clay County..................      1/16/18  Attainment/Unclassifiable
    Cochran County...............      1/16/18  Attainment/Unclassifiable
    Coke County..................      1/16/18  Attainment/Unclassifiable
    Coleman County...............      1/16/18  Attainment/Unclassifiable

[[Page 25832]]

 
    Collingsworth County.........      1/16/18  Attainment/Unclassifiable
    Colorado County..............      1/16/18  Attainment/Unclassifiable
    Comanche County..............      1/16/18  Attainment/Unclassifiable
    Concho County................      1/16/18  Attainment/Unclassifiable
    Coryell County...............      1/16/18  Attainment/Unclassifiable
    Cooke County.................               Attainment/Unclassifiable
    Cottle County................      1/16/18  Attainment/Unclassifiable
    Crane County.................      1/16/18  Attainment/Unclassifiable
    Crockett County..............      1/16/18  Attainment/Unclassifiable
    Crosby County................      1/16/18  Attainment/Unclassifiable
    Culberson County.............      1/16/18  Attainment/Unclassifiable
    Dallam County................      1/16/18  Attainment/Unclassifiable
    Dawson County................      1/16/18  Attainment/Unclassifiable
    Deaf Smith County............      1/16/18  Attainment/Unclassifiable
    Delta County.................      1/16/18  Attainment/Unclassifiable
    DeWitt County................      1/16/18  Attainment/Unclassifiable
    Dickens County...............      1/16/18  Attainment/Unclassifiable
    Dimmit County................      1/16/18  Attainment/Unclassifiable
    Donley County................      1/16/18  Attainment/Unclassifiable
    Duval County.................      1/16/18  Attainment/Unclassifiable
    Eastland County..............      1/16/18  Attainment/Unclassifiable
    Ector County.................      1/16/18  Attainment/Unclassifiable
    Edwards County...............      1/16/18  Attainment/Unclassifiable
    El Paso County...............               Attainment/Unclassifiable
    Erath County.................      1/16/18  Attainment/Unclassifiable
    Falls County.................      1/16/18  Attainment/Unclassifiable
    Fannin County................               Attainment/Unclassifiable
    Fayette County...............      1/16/18  Attainment/Unclassifiable
    Fisher County................      1/16/18  Attainment/Unclassifiable
    Floyd County.................      1/16/18  Attainment/Unclassifiable
    Foard County.................      1/16/18  Attainment/Unclassifiable
    Franklin County..............      1/16/18  Attainment/Unclassifiable
    Freestone County.............      1/16/18  Attainment/Unclassifiable
    Frio County..................      1/16/18  Attainment/Unclassifiable
    Gaines County................      1/16/18  Attainment/Unclassifiable
    Garza County.................      1/16/18  Attainment/Unclassifiable
    Gillespie County.............      1/16/18  Attainment/Unclassifiable
    Glasscock County.............      1/16/18  Attainment/Unclassifiable
    Goliad County................      1/16/18  Attainment/Unclassifiable
    Gonzales County..............      1/16/18  Attainment/Unclassifiable

[[Page 25833]]

 
    Gray County..................      1/16/18  Attainment/Unclassifiable
    Grayson County...............               Attainment/Unclassifiable
    Gregg County.................      1/16/18  Attainment/Unclassifiable
    Grimes County................               Attainment/Unclassifiable
    Hale County..................      1/16/18  Attainment/Unclassifiable
    Hall County..................      1/16/18  Attainment/Unclassifiable
    Hamilton County..............      1/16/18  Attainment/Unclassifiable
    Hansford County..............      1/16/18  Attainment/Unclassifiable
    Hardeman County..............      1/16/18  Attainment/Unclassifiable
    Hardin County................      1/16/18  Attainment/Unclassifiable
    Harrison County..............      1/16/18  Attainment/Unclassifiable
    Hartley County...............      1/16/18  Attainment/Unclassifiable
    Haskell County...............      1/16/18  Attainment/Unclassifiable
    Hays County..................      1/16/18  Attainment/Unclassifiable
    Hemphill County..............      1/16/18  Attainment/Unclassifiable
    Henderson County.............               Attainment/Unclassifiable
    Hidalgo County...............      1/16/18  Attainment/Unclassifiable
    Hill County..................               Attainment/Unclassifiable
    Hockley County...............      1/16/18  Attainment/Unclassifiable
    Hood County..................               Attainment/Unclassifiable
    Hopkins County...............               Attainment/Unclassifiable
    Houston County...............      1/16/18  Attainment/Unclassifiable
    Howard County................      1/16/18  Attainment/Unclassifiable
    Hudspeth County..............               Attainment/Unclassifiable
    Hunt County..................               Attainment/Unclassifiable
    Hutchinson County............      1/16/18  Attainment/Unclassifiable
    Irion County.................      1/16/18  Attainment/Unclassifiable
    Jack County..................               Attainment/Unclassifiable
    Jackson County...............      1/16/18  Attainment/Unclassifiable
    Jasper County................      1/16/18  Attainment/Unclassifiable
    Jeff Davis County............      1/16/18  Attainment/Unclassifiable
    Jefferson County.............      1/16/18  Attainment/Unclassifiable
    Jim Hogg County..............      1/16/18  Attainment/Unclassifiable
    Jim Wells County.............      1/16/18  Attainment/Unclassifiable
    Jones County.................      1/16/18  Attainment/Unclassifiable
    Karnes County................      1/16/18  Attainment/Unclassifiable
    Kenedy County................      1/16/18  Attainment/Unclassifiable
    Kent County..................      1/16/18  Attainment/Unclassifiable
    Kerr County..................      1/16/18  Attainment/Unclassifiable
    Kimble County................      1/16/18  Attainment/Unclassifiable

[[Page 25834]]

 
    King County..................      1/16/18  Attainment/Unclassifiable
    Kinney County................      1/16/18  Attainment/Unclassifiable
    Kleberg County...............      1/16/18  Attainment/Unclassifiable
    Knox County..................      1/16/18  Attainment/Unclassifiable
    Lamar County.................      1/16/18  Attainment/Unclassifiable
    Lamb County..................      1/16/18  Attainment/Unclassifiable
    Lampasas County..............      1/16/18  Attainment/Unclassifiable
    La Salle County..............      1/16/18  Attainment/Unclassifiable
    Lavaca County................      1/16/18  Attainment/Unclassifiable
    Lee County...................      1/16/18  Attainment/Unclassifiable
    Leon County..................      1/16/18  Attainment/Unclassifiable
    Liberty County...............               Attainment/Unclassifiable
    Limestone County.............      1/16/18  Attainment/Unclassifiable
    Lipscomb County..............      1/16/18  Attainment/Unclassifiable
    Live Oak County..............      1/16/18  Attainment/Unclassifiable
    Llano County.................      1/16/18  Attainment/Unclassifiable
    Loving County................      1/16/18  Attainment/Unclassifiable
    Lubbock County...............      1/16/18  Attainment/Unclassifiable
    Lynn County..................      1/16/18  Attainment/Unclassifiable
    Matagorda County.............               Attainment/Unclassifiable
    McCulloch County.............      1/16/18  Attainment/Unclassifiable
    McLennan County..............      1/16/18  Attainment/Unclassifiable
    McMullen County..............      1/16/18  Attainment/Unclassifiable
    Madison County...............      1/16/18  Attainment/Unclassifiable
    Marion County................      1/16/18  Attainment/Unclassifiable
    Martin County................      1/16/18  Attainment/Unclassifiable
    Mason County.................      1/16/18  Attainment/Unclassifiable
    Maverick County..............      1/16/18  Attainment/Unclassifiable
    Menard County................      1/16/18  Attainment/Unclassifiable
    Midland County...............      1/16/18  Attainment/Unclassifiable
    Milam County.................      1/16/18  Attainment/Unclassifiable
    Mills County.................      1/16/18  Attainment/Unclassifiable
    Mitchell County..............      1/16/18  Attainment/Unclassifiable
    Montague County..............      1/16/18  Attainment/Unclassifiable
    Moore County.................      1/16/18  Attainment/Unclassifiable
    Morris County................      1/16/18  Attainment/Unclassifiable
    Motley County................      1/16/18  Attainment/Unclassifiable
    Nacogdoches County...........      1/16/18  Attainment/Unclassifiable
    Navarro County...............               Attainment/Unclassifiable
    Newton County................      1/16/18  Attainment/Unclassifiable

[[Page 25835]]

 
    Nolan County.................      1/16/18  Attainment/Unclassifiable
    Nueces County................      1/16/18  Attainment/Unclassifiable
    Ochiltree County.............      1/16/18  Attainment/Unclassifiable
    Oldham County................      1/16/18  Attainment/Unclassifiable
    Orange County................      1/16/18  Attainment/Unclassifiable
    Palo Pinto County............               Attainment/Unclassifiable
    Panola County................      1/16/18  Attainment/Unclassifiable
    Parmer County................      1/16/18  Attainment/Unclassifiable
    Pecos County.................      1/16/18  Attainment/Unclassifiable
    Polk County..................      1/16/18  Attainment/Unclassifiable
    Potter County................      1/16/18  Attainment/Unclassifiable
    Presidio County..............      1/16/18  Attainment/Unclassifiable
    Rains County.................      1/16/18  Attainment/Unclassifiable
    Randall County...............      1/16/18  Attainment/Unclassifiable
    Reagan County................      1/16/18  Attainment/Unclassifiable
    Real County..................      1/16/18  Attainment/Unclassifiable
    Red River County.............      1/16/18  Attainment/Unclassifiable
    Reeves County................      1/16/18  Attainment/Unclassifiable
    Refugio County...............      1/16/18  Attainment/Unclassifiable
    Roberts County...............      1/16/18  Attainment/Unclassifiable
    Robertson County.............      1/16/18  Attainment/Unclassifiable
    Rockwall County..............               Attainment/Unclassifiable
    Runnels County...............      1/16/18  Attainment/Unclassifiable
    Rusk County..................      1/16/18  Attainment/Unclassifiable
    Sabine County................      1/16/18  Attainment/Unclassifiable
    San Augustine County.........      1/16/18  Attainment/Unclassifiable
    San Jacinto County...........               Attainment/Unclassifiable
    San Patricio County..........      1/16/18  Attainment/Unclassifiable
    San Saba County..............      1/16/18  Attainment/Unclassifiable
    Schleicher County............      1/16/18  Attainment/Unclassifiable
    Scurry County................      1/16/18  Attainment/Unclassifiable
    Shackelford County...........      1/16/18  Attainment/Unclassifiable
    Shelby County................      1/16/18  Attainment/Unclassifiable
    Sherman County...............      1/16/18  Attainment/Unclassifiable
    Smith County.................      1/16/18  Attainment/Unclassifiable
    Somervell County.............               Attainment/Unclassifiable
    Starr County.................      1/16/18  Attainment/Unclassifiable
    Stephens County..............      1/16/18  Attainment/Unclassifiable
    Sterling County..............      1/16/18  Attainment/Unclassifiable
    Stonewall County.............      1/16/18  Attainment/Unclassifiable

[[Page 25836]]

 
    Sutton County................      1/16/18  Attainment/Unclassifiable
    Swisher County...............      1/16/18  Attainment/Unclassifiable
    Taylor County................      1/16/18  Attainment/Unclassifiable
    Terrell County...............      1/16/18  Attainment/Unclassifiable
    Terry County.................      1/16/18  Attainment/Unclassifiable
    Throckmorton County..........      1/16/18  Attainment/Unclassifiable
    Titus County.................      1/16/18  Attainment/Unclassifiable
    Tom Green County.............      1/16/18  Attainment/Unclassifiable
    Travis County................      1/16/18  Attainment/Unclassifiable
    Trinity County...............               Attainment/Unclassifiable
    Tyler County.................      1/16/18  Attainment/Unclassifiable
    Upshur County................      1/16/18  Attainment/Unclassifiable
    Upton County.................      1/16/18  Attainment/Unclassifiable
    Uvalde County................      1/16/18  Attainment/Unclassifiable
    Val Verde County.............      1/16/18  Attainment/Unclassifiable
    Van Zandt County.............      1/16/18  Attainment/Unclassifiable
    Victoria County..............      1/16/18  Attainment/Unclassifiable
    Ward County..................      1/16/18  Attainment/Unclassifiable
    Webb County..................      1/16/18  Attainment/Unclassifiable
    Walker County................               Attainment/Unclassifiable
    Waller County................               Attainment/Unclassifiable
    Washington County............               Attainment/Unclassifiable
    Wharton County...............               Attainment/Unclassifiable
    Wheeler County...............      1/16/18  Attainment/Unclassifiable
    Wichita County...............      1/16/18  Attainment/Unclassifiable
    Wilbarger County.............      1/16/18  Attainment/Unclassifiable
    Willacy County...............      1/16/18  Attainment/Unclassifiable
    Williamson County............      1/16/18  Attainment/Unclassifiable
    Winkler County...............      1/16/18  Attainment/Unclassifiable
    Wood County..................      1/16/18  Attainment/Unclassifiable
    Yoakum County................      1/16/18  Attainment/Unclassifiable
    Young County.................      1/16/18  Attainment/Unclassifiable
    Zapata County................      1/16/18  Attainment/Unclassifiable
    Zavala County................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
29. Section 81.345 is amended by revising the table titled ``Utah--2015 
8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.345  Utah.

* * * * *

[[Page 25837]]



                                          Utah--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Northern Wasatch Front, UT.......  ...........  Nonattainment............  ...........  Marginal.
    Weber County (part):
        All portions of Weber
         County west of and
         including Townships 5,
         6, and that portion of 7
         North Range 1 West that
         are west of the
         ridgeline that traces
         the Wasatch Mountains
         from the southeast
         corner of the township
         to the easternmost
         extension of the county
         boundary within the
         township.
    Tooele County (part):
        In Tooele County, the
         following Townships or
         portions thereof as
         noted (including Tooele
         City):
        Township 1 South Range 3
         West.
        Township 2 South Range 3
         West.
        Township 3 South Range 3
         West.
        Township 3 South Range 4
         West.
        Township 2 South Range 4
         West.
        Township 2 South Range 5
         West.
        Township 3 South Range 5
         West.
        Township 3 South Range 6
         West.
        Township 2 South Range 6
         West.
        Township 1 South Range 6
         West.
        Township 1 South Range 5
         West.
        Township 1 South Range 4
         West.
        Township 1 South Range 7
         West.
        Township 2 South Range 7
         West.
        Township 3 South Range 7
         West.
        All Sections within
         Township 4 South Range 7
         West except for Sections
         29, 30, 31 and 32.
        Township 4 South Range 6
         West.
        Township 4 South Range 5
         West.
        Township 4 South Range 4
         West.
        Township 4 South Range 3
         West.
    Salt Lake County.
    Davis County.
Southern Wasatch Front, UT.......  ...........  Nonattainment............  ...........  Marginal.
    Utah County (part):
        All portions of Utah
         County west of and
         including any portion of
         the following townships
         located within Utah
         County:
        Township 3 South Range 1
         East.
        Township 4 South Range 2
         East.
        Township 5 South Range 3
         East.
        Township 6 South Range 3
         East.
        Township 7 South Range 3
         East.
        Township 8 South Range 3
         East.
        Township 9 South Range 3
         East.
        Township 10 South Range 2
         East.
Uinta Basin, UT\3\...............  ...........  Nonattainment............  ...........  Marginal.
    Duchesne County (part):
        All land in Duchesne
         County below a
         contiguous external
         perimeter of 6,250 ft.
         in elevation. All areas
         within that contiguous
         external perimeter are
         included in the
         nonattainment area--
         including mesas and
         buttes which may have an
         elevation greater than
         6,250 ft., but which are
         surrounded on all sides
         by land lower than 6,250
         ft. Additionally, areas
         that fall outside the
         6,250 ft. contiguous
         external perimeter that
         have elevations less
         than 6,250 ft. are
         excluded from the
         nonattainment area. The
         boundary is defined by
         the 6,250 ft. contour
         line created from the
         2013 USGS 10-meter
         seamless Digital
         Elevation Model (USGS
         NED n41w110 \1/3\ arc-
         second 2013 1 x 1 degree
         IMG).
Uintah County (part):
        All land in Uintah County
         below a contiguous
         external perimeter of
         6,250 ft. in elevation.
         All areas within that
         contiguous external
         perimeter are included
         in the nonattainment
         area--including mesas
         and buttes which may
         have an elevation
         greater than 6,250 ft.,
         but which are surrounded
         on all sides by land
         lower than 6,250 ft.
         Additionally, areas that
         fall outside the 6,250
         ft. contiguous external
         perimeter that have
         elevations less than
         6,250 ft. are excluded
         from the nonattainment
         area. The boundary is
         defined by the 6,250 ft.
         contour line created
         from the 2013 USGS 10-
         meter seamless Digital
         Elevation Model (USGS
         NED n41w110 \1/3\ arc-
         second 2013 1 x 1 degree
         IMG).
Beaver County....................      1/16/18  Attainment/Unclassifiable
Box Elder........................  ...........  Attainment/Unclassifiable
Cache County.....................  ...........  Attainment/Unclassifiable
Carbon County....................  ...........  Attainment/Unclassifiable
Daggett County...................  ...........  Attainment/Unclassifiable
Duchesne County (part) remainder.  ...........  Attainment/Unclassifiable
Emery County.....................      1/16/18  Attainment/Unclassifiable

[[Page 25838]]

 
Garfield County..................      1/16/18  Attainment/Unclassifiable
Grand County.....................  ...........  Attainment/Unclassifiable
Iron County......................      1/16/18  Attainment/Unclassifiable
Juab County......................  ...........  Attainment/Unclassifiable
Kane County......................      1/16/18  Attainment/Unclassifiable
Millard County...................      1/16/18  Attainment/Unclassifiable
Morgan County....................  ...........  Attainment/Unclassifiable
Piute County.....................      1/16/18  Attainment/Unclassifiable
Rich County......................  ...........  Attainment/Unclassifiable
San Juan County..................      1/16/18  Attainment/Unclassifiable
Sanpete County...................  ...........  Attainment/Unclassifiable
Sevier County....................      1/16/18  Attainment/Unclassifiable
Summit County....................  ...........  Attainment/Unclassifiable
Tooele County (part) remainder...  ...........  Attainment/Unclassifiable
Uintah County (part) remainder...  ...........  Attainment/Unclassifiable
Utah County (part) remainder.....  ...........  Attainment/Unclassifiable
Wasatch County...................  ...........  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Weber County (part) remainder....  ...........  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.
\3\ The EPA is designating portions of the Uinta Basin as ``nonattainment,'' including both Tribal and State
  lands. The Ute Tribe has air quality planning jurisdiction in the areas of Indian country included in the
  Uinta Basin nonattainment area, while the State of Utah has air quality planning jurisdiction in the areas of
  State land included in the Uinta Basin nonattainment area.

* * * * *

0
30. Section 81.347 is amended by revising the table titled ``Virginia--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.347  Virginia.

* * * * *

                                        Virginia--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Washington, DC-MD-VA.............  ...........  Nonattainment............  ...........  Marginal.
    Arlington County.
    Fairfax County.
    Loudoun County.
    Prince William County.
    Alexandria City.
    Fairfax City.
    Falls Church City.
    Manassas City.
    Manassas Park City.
Accomack County..................      1/16/18  Attainment/Unclassifiable
Albemarle County.................      1/16/18  Attainment/Unclassifiable
Alleghany County.................      1/16/18  Attainment/Unclassifiable

[[Page 25839]]

 
Amelia County....................      1/16/18  Attainment/Unclassifiable
Amherst County...................      1/16/18  Attainment/Unclassifiable
Appomattox County................      1/16/18  Attainment/Unclassifiable
Augusta County...................      1/16/18  Attainment/Unclassifiable
Bath County......................      1/16/18  Attainment/Unclassifiable
Bedford County...................      1/16/18  Attainment/Unclassifiable
Bland County.....................      1/16/18  Attainment/Unclassifiable
Botetourt County.................      1/16/18  Attainment/Unclassifiable
Brunswick County.................      1/16/18  Attainment/Unclassifiable
Buchanan County..................      1/16/18  Attainment/Unclassifiable
Buckingham County................      1/16/18  Attainment/Unclassifiable
Campbell County..................      1/16/18  Attainment/Unclassifiable
Caroline County..................      1/16/18  Attainment/Unclassifiable
Carroll County...................      1/16/18  Attainment/Unclassifiable
Charles City County..............      1/16/18  Attainment/Unclassifiable
Charlotte County.................      1/16/18  Attainment/Unclassifiable
Chesterfield County..............      1/16/18  Attainment/Unclassifiable
Clarke County....................  ...........  Attainment/Unclassifiable
Craig County.....................      1/16/18  Attainment/Unclassifiable
Culpeper County..................  ...........  Attainment/Unclassifiable
Cumberland County................      1/16/18  Attainment/Unclassifiable
Dickenson County.................      1/16/18  Attainment/Unclassifiable
Dinwiddie County.................      1/16/18  Attainment/Unclassifiable
Essex County.....................      1/16/18  Attainment/Unclassifiable
Fauquier County..................  ...........  Attainment/Unclassifiable
Floyd County.....................      1/16/18  Attainment/Unclassifiable
Fluvanna County..................      1/16/18  Attainment/Unclassifiable
Franklin County..................      1/16/18  Attainment/Unclassifiable
Frederick County.................  ...........  Attainment/Unclassifiable
Fredericksburg City..............  ...........  Attainment/Unclassifiable
Giles County.....................      1/16/18  Attainment/Unclassifiable
Gloucester County................      1/16/18  Attainment/Unclassifiable
Goochland County.................      1/16/18  Attainment/Unclassifiable
Grayson County...................      1/16/18  Attainment/Unclassifiable
Greene County....................      1/16/18  Attainment/Unclassifiable
Greensville County...............      1/16/18  Attainment/Unclassifiable
Halifax County...................      1/16/18  Attainment/Unclassifiable
Hanover County...................      1/16/18  Attainment/Unclassifiable
Henrico County...................      1/16/18  Attainment/Unclassifiable

[[Page 25840]]

 
Henry County.....................      1/16/18  Attainment/Unclassifiable
Highland County..................      1/16/18  Attainment/Unclassifiable
Isle of Wight County.............      1/16/18  Attainment/Unclassifiable
James City County................      1/16/18  Attainment/Unclassifiable
King and Queen County............      1/16/18  Attainment/Unclassifiable
King George County...............      1/16/18  Attainment/Unclassifiable
King William County..............      1/16/18  Attainment/Unclassifiable
Lancaster County.................      1/16/18  Attainment/Unclassifiable
Lee County.......................      1/16/18  Attainment/Unclassifiable
Louisa County....................      1/16/18  Attainment/Unclassifiable
Lunenburg County.................      1/16/18  Attainment/Unclassifiable
Madison County...................      1/16/18  Attainment/Unclassifiable
Mathews County...................      1/16/18  Attainment/Unclassifiable
Mecklenburg County...............      1/16/18  Attainment/Unclassifiable
Middlesex County.................      1/16/18  Attainment/Unclassifiable
Montgomery County................      1/16/18  Attainment/Unclassifiable
Nelson County....................      1/16/18  Attainment/Unclassifiable
New Kent County..................      1/16/18  Attainment/Unclassifiable
Northampton County...............      1/16/18  Attainment/Unclassifiable
Northumberland County............      1/16/18  Attainment/Unclassifiable
Nottoway County..................      1/16/18  Attainment/Unclassifiable
Orange County....................      1/16/18  Attainment/Unclassifiable
Page County......................      1/16/18  Attainment/Unclassifiable
Patrick County...................      1/16/18  Attainment/Unclassifiable
Pittsylvania County..............      1/16/18  Attainment/Unclassifiable
Powhatan County..................      1/16/18  Attainment/Unclassifiable
Prince Edward County.............      1/16/18  Attainment/Unclassifiable
Prince George County.............      1/16/18  Attainment/Unclassifiable
Pulaski County...................      1/16/18  Attainment/Unclassifiable
Rappahannock County..............  ...........  Attainment/Unclassifiable
Richmond County..................      1/16/18  Attainment/Unclassifiable
Roanoke County...................      1/16/18  Attainment/Unclassifiable
Rockbridge County................      1/16/18  Attainment/Unclassifiable
Rockingham County................      1/16/18  Attainment/Unclassifiable
Russell County...................      1/16/18  Attainment/Unclassifiable
Scott County.....................      1/16/18  Attainment/Unclassifiable
Shenandoah County................      1/16/18  Attainment/Unclassifiable
Smyth County.....................      1/16/18  Attainment/Unclassifiable
Southampton County...............      1/16/18  Attainment/Unclassifiable

[[Page 25841]]

 
Spotsylvania County..............  ...........  Attainment/Unclassifiable
Stafford County..................  ...........  Attainment/Unclassifiable
Surry County.....................      1/16/18  Attainment/Unclassifiable
Sussex County....................      1/16/18  Attainment/Unclassifiable
Tazewell County..................      1/16/18  Attainment/Unclassifiable
Warren County....................  ...........  Attainment/Unclassifiable
Washington County................      1/16/18  Attainment/Unclassifiable
Westmoreland County..............      1/16/18  Attainment/Unclassifiable
Winchester City..................  ...........  Attainment/Unclassifiable
Wise County......................      1/16/18  Attainment/Unclassifiable
Wythe County.....................      1/16/18  Attainment/Unclassifiable
York County......................      1/16/18  Attainment/Unclassifiable
Bristol City.....................      1/16/18  Attainment/Unclassifiable
Buena Vista City.................      1/16/18  Attainment/Unclassifiable
Charlottesville City.............      1/16/18  Attainment/Unclassifiable
Chesapeake City..................      1/16/18  Attainment/Unclassifiable
Colonial Heights City............      1/16/18  Attainment/Unclassifiable
Covington City...................      1/16/18  Attainment/Unclassifiable
Danville City....................      1/16/18  Attainment/Unclassifiable
Emporia City.....................      1/16/18  Attainment/Unclassifiable
Franklin City....................      1/16/18  Attainment/Unclassifiable
Galax City.......................      1/16/18  Attainment/Unclassifiable
Hampton City.....................      1/16/18  Attainment/Unclassifiable
Harrisonburg City................      1/16/18  Attainment/Unclassifiable
Hopewell City....................      1/16/18  Attainment/Unclassifiable
Lexington City...................      1/16/18  Attainment/Unclassifiable
Lynchburg City...................      1/16/18  Attainment/Unclassifiable
Martinsville City................      1/16/18  Attainment/Unclassifiable
Newport News City................      1/16/18  Attainment/Unclassifiable
Norfolk City.....................      1/16/18  Attainment/Unclassifiable
Norton City......................      1/16/18  Attainment/Unclassifiable
Petersburg City..................      1/16/18  Attainment/Unclassifiable
Poquoson City....................      1/16/18  Attainment/Unclassifiable
Portsmouth City..................      1/16/18  Attainment/Unclassifiable
Radford City.....................      1/16/18  Attainment/Unclassifiable
Richmond City....................      1/16/18  Attainment/Unclassifiable
Roanoke City.....................      1/16/18  Attainment/Unclassifiable
Salem City.......................      1/16/18  Attainment/Unclassifiable
Staunton City....................      1/16/18  Attainment/Unclassifiable

[[Page 25842]]

 
Suffolk City.....................      1/16/18  Attainment/Unclassifiable
Virginia Beach City..............      1/16/18  Attainment/Unclassifiable
Waynesboro City..................      1/16/18  Attainment/Unclassifiable
Williamsburg City................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
31. Section 81.348 is amended by revising the table titled 
``Washington--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read 
as follows:


Sec.  81.348  Washington.

* * * * *

                                       Washington--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Tri-Cities Area, WA..............      1/16/18  Unclassifiable...........
    Benton County.
    Franklin County.
    Walla Walla County.
Adams County.....................      1/16/18  Attainment/Unclassifiable
Asotin County....................      1/16/18  Attainment/Unclassifiable
Chelan County....................      1/16/18  Attainment/Unclassifiable
Clallam County...................      1/16/18  Attainment/Unclassifiable
Clark County.....................  ...........  Attainment/Unclassifiable
Columbia County..................      1/16/18  Attainment/Unclassifiable
Cowlitz County...................  ...........  Attainment/Unclassifiable
Douglas County...................      1/16/18  Attainment/Unclassifiable
Ferry County.....................      1/16/18  Attainment/Unclassifiable
Garfield County..................      1/16/18  Attainment/Unclassifiable
Grant County.....................      1/16/18  Attainment/Unclassifiable
Grays Harbor County..............      1/16/18  Attainment/Unclassifiable
Island County....................      1/16/18  Attainment/Unclassifiable
Jefferson County.................      1/16/18  Attainment/Unclassifiable
King County......................      1/16/18  Attainment/Unclassifiable
Kitsap County....................      1/16/18  Attainment/Unclassifiable
Kittitas County..................      1/16/18  Attainment/Unclassifiable
Klickitat County.................      1/16/18  Attainment/Unclassifiable
Lewis County.....................      1/16/18  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Mason County.....................      1/16/18  Attainment/Unclassifiable
Okanogan County..................      1/16/18  Attainment/Unclassifiable
Pacific County...................      1/16/18  Attainment/Unclassifiable

[[Page 25843]]

 
Pend Oreille County..............      1/16/18  Attainment/Unclassifiable
Pierce County....................      1/16/18  Attainment/Unclassifiable
San Juan County..................      1/16/18  Attainment/Unclassifiable
Skagit County....................      1/16/18  Attainment/Unclassifiable
Skamania County..................  ...........  Attainment/Unclassifiable
Snohomish County.................      1/16/18  Attainment/Unclassifiable
Spokane County...................      1/16/18  Attainment/Unclassifiable
Stevens County...................      1/16/18  Attainment/Unclassifiable
Thurston County..................      1/16/18  Attainment/Unclassifiable
Wahkiakum County.................      1/16/18  Attainment/Unclassifiable
Whatcom County...................      1/16/18  Attainment/Unclassifiable
Whitman County...................      1/16/18  Attainment/Unclassifiable
Yakima County....................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
32. Section 81.349 is amended by revising the table titled ``West 
Virginia--2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as 
follows:


Sec.  81.349  West Virginia.

* * * * *

                                     West Virginia--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Barbour County...................      1/16/18  Attainment/Unclassifiable
Berkeley County..................  ...........  Attainment/Unclassifiable
Boone County.....................      1/16/18  Attainment/Unclassifiable
Braxton County...................      1/16/18  Attainment/Unclassifiable
Brooke County....................      1/16/18  Attainment/Unclassifiable
Cabell County....................      1/16/18  Attainment/Unclassifiable
Calhoun County...................      1/16/18  Attainment/Unclassifiable
Clay County......................      1/16/18  Attainment/Unclassifiable
Doddridge County.................      1/16/18  Attainment/Unclassifiable
Fayette County...................      1/16/18  Attainment/Unclassifiable
Gilmer County....................      1/16/18  Attainment/Unclassifiable
Grant County.....................      1/16/18  Attainment/Unclassifiable
Greenbrier County................      1/16/18  Attainment/Unclassifiable
Hampshire County.................  ...........  Attainment/Unclassifiable
Hancock County...................      1/16/18  Attainment/Unclassifiable
Hardy County.....................      1/16/18  Attainment/Unclassifiable

[[Page 25844]]

 
Harrison County..................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jefferson County.................  ...........  Attainment/Unclassifiable
Kanawha County...................      1/16/18  Attainment/Unclassifiable
Lewis County.....................      1/16/18  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Logan County.....................      1/16/18  Attainment/Unclassifiable
McDowell County..................      1/16/18  Attainment/Unclassifiable
Marion County....................      1/16/18  Attainment/Unclassifiable
Marshall County..................      1/16/18  Attainment/Unclassifiable
Mason County.....................      1/16/18  Attainment/Unclassifiable
Mercer County....................      1/16/18  Attainment/Unclassifiable
Mineral County...................      1/16/18  Attainment/Unclassifiable
Mingo County.....................      1/16/18  Attainment/Unclassifiable
Monongalia County................      1/16/18  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Morgan County....................      1/16/18  Attainment/Unclassifiable
Nicholas County..................      1/16/18  Attainment/Unclassifiable
Ohio County......................      1/16/18  Attainment/Unclassifiable
Pendleton County.................      1/16/18  Attainment/Unclassifiable
Pleasants County.................      1/16/18  Attainment/Unclassifiable
Pocahontas County................      1/16/18  Attainment/Unclassifiable
Preston County...................      1/16/18  Attainment/Unclassifiable
Putnam County....................      1/16/18  Attainment/Unclassifiable
Raleigh County...................      1/16/18  Attainment/Unclassifiable
Randolph County..................      1/16/18  Attainment/Unclassifiable
Ritchie County...................      1/16/18  Attainment/Unclassifiable
Roane County.....................      1/16/18  Attainment/Unclassifiable
Summers County...................      1/16/18  Attainment/Unclassifiable
Taylor County....................      1/16/18  Attainment/Unclassifiable
Tucker County....................      1/16/18  Attainment/Unclassifiable
Tyler County.....................      1/16/18  Attainment/Unclassifiable
Upshur County....................      1/16/18  Attainment/Unclassifiable
Wayne County.....................      1/16/18  Attainment/Unclassifiable
Webster County...................      1/16/18  Attainment/Unclassifiable
Wetzel County....................      1/16/18  Attainment/Unclassifiable
Wirt County......................      1/16/18  Attainment/Unclassifiable
Wood County......................      1/16/18  Attainment/Unclassifiable

[[Page 25845]]

 
Wyoming County...................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

0
33. Section 81.350 is amended revising the table titled ``Wisconsin--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.350  Wisconsin.

* * * * *

                                       Wisconsin--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Chicago, IL-IN-WI................  ...........  Nonattainment............  ...........  Marginal.
    Kenosha County (part):
        Inclusive and east of
         88th Avenue.
Door County, WI..................  ...........  Nonattainment............  ...........  Marginal (Rural
                                                                                         Transport).
    Door County (part):
        Newport State Park
         Boundary.
Manitowoc County, WI.............  ...........  Nonattainment............  ...........  Marginal.
    Manitowoc County (part):
        Inclusive and east of the
         following roadways going
         from the northern county
         boundary to the southern
         county boundary:
         Saxonburg Road, Zander
         Road, Saxonburg Road,
         Tapawingo Road, Tannery
         Road, E County Road V,
         Tannery Road, E
         Hillcrest Road, Sunset
         Drive, County Road VV,
         Manitou Drive, County
         Road B, Goodwin Road, N
         Rapids Road, S Rapids
         Road, Calumet Avenue,
         Hecker Road, Silver
         Creek Road, Gass Lake
         Road, Clover Road,
         Center Road, County Road
         F, Westview Road, County
         Road X, S Union Road.
Northern Milwaukee/Ozaukee         ...........  Nonattainment............  ...........  Marginal.
 Shoreline, WI.
    Milwaukee County (part):
        Northeastern corner of
         Milwaukee County bounded
         by and inclusive of the
         following roadways going
         from the northern county
         border to Lake Michigan:
         Highway 57/N. Sherman
         Blvd/N. 43rd Street to
         W. Mill Road to Highway
         57/N. Green Bay Ave to
         W. Bender Road/Devon
         Street to N. Santa
         Monica Blvd to E. Belle
         Ave to southern boundary
         of Klode Park.
Ozaukee County (part):
    Inclusive and east of County.
        Road KW, Cedar Beach
         Road, 6 Mile Road,
         County Road A, Lovers
         Lane Road, Woodland
         Road, County Road KK,
         Willow Road, Highway 57,
         County Road W, N.
         Riverside Drive, E.
         Green Bay Avenue, S.
         Main Street, N. Green
         Bay Road, 12th Avenue,
         Wisconsin Avenue, Green
         Bay Road, S. Main
         Street, N. Cedarburg
         Road/Highway 57.
Sheboygan County, WI.............  ...........  Nonattainment............  ...........  Marginal.
    Sheboygan County (part):
        Inclusive and east of the
         following roadways going
         from the northern county
         boundary to the southern
         county boundary: Highway
         43, Wilson Lima Road,
         Minderhaud Road, County
         Road KK/Town Line Road,
         N 10th Street, County
         Road A S/Center Avenue,
         Gibbons Road, Hoftiezer
         Road, Highway 32, Palmer
         Road/Smies Road/Palmer
         Road, Amsterdam Road/
         County Road RR, Termaat
         Road.
Adams County.....................      1/16/18  Attainment/Unclassifiable
Ashland County...................      1/16/18  Attainment/Unclassifiable
Barron County....................      1/16/18  Attainment/Unclassifiable
Bayfield County..................      1/16/18  Attainment/Unclassifiable
Brown County.....................  ...........  Attainment/Unclassifiable
Buffalo County...................      1/16/18  Attainment/Unclassifiable
Burnett County...................      1/16/18  Attainment/Unclassifiable
Calumet County...................  ...........  Attainment/Unclassifiable
Chippewa County..................      1/16/18  Attainment/Unclassifiable

[[Page 25846]]

 
Clark County.....................      1/16/18  Attainment/Unclassifiable
Columbia County..................      1/16/18  Attainment/Unclassifiable
Crawford County..................      1/16/18  Attainment/Unclassifiable
Dane County......................      1/16/18  Attainment/Unclassifiable
Dodge County.....................  ...........  Attainment/Unclassifiable
Door County (part) remainder.....  ...........  Attainment/Unclassifiable
Douglas County...................      1/16/18  Attainment/Unclassifiable
Dunn County......................      1/16/18  Attainment/Unclassifiable
Eau Claire County................      1/16/18  Attainment/Unclassifiable
Florence County..................      1/16/18  Attainment/Unclassifiable
Fond du Lac County...............  ...........  Attainment/Unclassifiable
Forest County....................      1/16/18  Attainment/Unclassifiable
Grant County.....................      1/16/18  Attainment/Unclassifiable
Green County.....................      1/16/18  Attainment/Unclassifiable
Green Lake County................      1/16/18  Attainment/Unclassifiable
Iowa County......................      1/16/18  Attainment/Unclassifiable
Iron County......................      1/16/18  Attainment/Unclassifiable
Jackson County...................      1/16/18  Attainment/Unclassifiable
Jefferson County.................  ...........  Attainment/Unclassifiable
Juneau County....................      1/16/18  Attainment/Unclassifiable
Kenosha County (part) remainder..  ...........  Attainment/Unclassifiable
Kewaunee County..................  ...........  Attainment/Unclassifiable
La Crosse County.................      1/16/18  Attainment/Unclassifiable
Lafayette County.................      1/16/18  Attainment/Unclassifiable
Langlade County..................      1/16/18  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Manitowoc County (part) remainder  ...........  Attainment/Unclassifiable
Marathon County..................      1/16/18  Attainment/Unclassifiable
Marinette County.................      1/16/18  Attainment/Unclassifiable
Marquette County.................      1/16/18  Attainment/Unclassifiable
Menominee County.................      1/16/18  Attainment/Unclassifiable
Milwaukee County (part) remainder  ...........  Attainment/Unclassifiable
Monroe County....................      1/16/18  Attainment/Unclassifiable
Oconto County....................      1/16/18  Attainment/Unclassifiable
Oneida County....................      1/16/18  Attainment/Unclassifiable
Outagamie County.................      1/16/18  Attainment/Unclassifiable
Ozaukee County (part) remainder..  ...........  Attainment/Unclassifiable
Pepin County.....................      1/16/18  Attainment/Unclassifiable
Pierce County....................      1/16/18  Attainment/Unclassifiable

[[Page 25847]]

 
Polk County......................      1/16/18  Attainment/Unclassifiable
Portage County...................      1/16/18  Attainment/Unclassifiable
Price County.....................      1/16/18  Attainment/Unclassifiable
Racine County....................  ...........  Attainment/Unclassifiable
Richland County..................      1/16/18  Attainment/Unclassifiable
Rock County......................      1/16/18  Attainment/Unclassifiable
Rusk County......................      1/16/18  Attainment/Unclassifiable
St. Croix County.................      1/16/18  Attainment/Unclassifiable
Sauk County......................      1/16/18  Attainment/Unclassifiable
Sawyer County....................      1/16/18  Attainment/Unclassifiable
Shawano County...................      1/16/18  Attainment/Unclassifiable
Sheboygan County (part) remainder  ...........  Attainment/Unclassifiable
Taylor County....................      1/16/18  Attainment/Unclassifiable
Trempealeau County...............      1/16/18  Attainment/Unclassifiable
Vernon County....................      1/16/18  Attainment/Unclassifiable
Vilas County.....................      1/16/18  Attainment/Unclassifiable
Walworth County..................  ...........  Attainment/Unclassifiable
Washburn County..................      1/16/18  Attainment/Unclassifiable
Washington County................  ...........  Attainment/Unclassifiable
Waukesha County..................  ...........  Attainment/Unclassifiable
Waupaca County...................      1/16/18  Attainment/Unclassifiable
Waushara County..................      1/16/18  Attainment/Unclassifiable
Winnebago County.................      1/16/18  Attainment/Unclassifiable
Wood County......................      1/16/18  Attainment/Unclassifiable
Forest County Potawatomi               1/16/18  Attainment/Unclassifiable
 Community Indian Tribe \3\.
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.
\3\ Includes Indian country of the tribe listed in this table located in Forest County, Wisconsin. Information
  pertaining to areas of Indian country in this table is intended for Clean Air Act planning purposes only and
  is not an EPA determination of Indian country status or any Indian country boundary. EPA lacks the authority
  to establish Indian country land status, and is making no determination of Indian country boundaries, in this
  table.

* * * * *

0
34. Section 81.351 is amended by revising the table titled ``Wyoming--
2015 8-Hour Ozone NAAQS (Primary and Secondary)'' to read as follows:


Sec.  81.351  Wyoming.

* * * * *

                                        Wyoming--2015 8-Hour Ozone NAAQS
                                             [Primary and Secondary]
----------------------------------------------------------------------------------------------------------------
                                                 Designation                           Classification
       Designated area \1\        ------------------------------------------------------------------------------
                                     Date \2\              Type              Date \2\             Type
----------------------------------------------------------------------------------------------------------------
Albany County....................  ...........  Attainment/Unclassifiable
Big Horn County..................      1/16/18  Attainment/Unclassifiable
Campbell County..................      1/16/18  Attainment/Unclassifiable

[[Page 25848]]

 
Carbon County....................      1/16/18  Attainment/Unclassifiable
Converse County..................      1/16/18  Attainment/Unclassifiable
Crook County.....................      1/16/18  Attainment/Unclassifiable
Fremont County...................      1/16/18  Attainment/Unclassifiable
Goshen County....................      1/16/18  Attainment/Unclassifiable
Hot Springs County...............      1/16/18  Attainment/Unclassifiable
Johnson County...................      1/16/18  Attainment/Unclassifiable
Laramie County...................  ...........  Attainment/Unclassifiable
Lincoln County...................      1/16/18  Attainment/Unclassifiable
Natrona County...................      1/16/18  Attainment/Unclassifiable
Niobrara County..................      1/16/18  Attainment/Unclassifiable
Park County......................      1/16/18  Attainment/Unclassifiable
Platte County....................      1/16/18  Attainment/Unclassifiable
Sheridan County..................      1/16/18  Attainment/Unclassifiable
Sublette County..................      1/16/18  Attainment/Unclassifiable
Sweetwater County................      1/16/18  Attainment/Unclassifiable
Teton County.....................      1/16/18  Attainment/Unclassifiable
Uinta County.....................      1/16/18  Attainment/Unclassifiable
Washakie County..................      1/16/18  Attainment/Unclassifiable
Weston County....................      1/16/18  Attainment/Unclassifiable
----------------------------------------------------------------------------------------------------------------
\1\ Includes any Indian country in each county or area, unless otherwise specified. EPA is not determining the
  boundaries of any area of Indian country in this table, including any area of Indian country located in the
  larger designation area. The inclusion of any Indian country in the designation area is not a determination
  that the state has regulatory authority under the Clean Air Act for such Indian country.
\2\ This date is August 3, 2018, unless otherwise noted.

* * * * *

[FR Doc. 2018-11838 Filed 6-1-18; 8:45 am]
 BILLING CODE 6560-50-P


Current View
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionRules and Regulations
ActionFinal rule.
DatesThe effective date of this rule is August 3, 2018.
ContactDenise Scott, Office of Air Quality Planning and Standards, U.S. Environmental Protection Agency, Mail Code C539-01, Research Triangle Park, NC 27711, phone number (919) 541-4280 or by email at: [email protected]
FR Citation83 FR 25776 
RIN Number2060-AT94
CFR AssociatedEnvironmental Protection; Air Pollution Control; National Parks and Wilderness Areas

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