83_FR_13518 83 FR 13457 - Air Plan Approval; Ohio; Ohio NSR PM2.5

83 FR 13457 - Air Plan Approval; Ohio; Ohio NSR PM2.5

ENVIRONMENTAL PROTECTION AGENCY

Federal Register Volume 83, Issue 61 (March 29, 2018)

Page Range13457-13460
FR Document2018-06368

The Environmental Protection Agency (EPA) is proposing to approve, under the Clean Air Act (CAA), revisions to Ohio's state implementation plan (SIP) as requested by the Ohio Environmental Protection Agency (OEPA) on March 10, 2017, and supplemented on July 18, 2017. The revisions to Ohio's SIP implement certain EPA regulations for particulate matter smaller than 2.5 micrometers (PM<INF>2.5</INF>) for nonattainment areas by establishing definitions related to PM<INF>2.5</INF> and defining PM<INF>2.5</INF> precursors. The revisions also incorporate the findings of a comprehensive precursor demonstration performed by OEPA, which determined that volatile organic compounds (VOC) and ammonia (NH<INF>3</INF>) are an insignificant source of PM<INF>2.5</INF> for the purpose of new source review in nonattainment areas in Ohio.

Federal Register, Volume 83 Issue 61 (Thursday, March 29, 2018)
[Federal Register Volume 83, Number 61 (Thursday, March 29, 2018)]
[Proposed Rules]
[Pages 13457-13460]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2018-06368]


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ENVIRONMENTAL PROTECTION AGENCY

40 CFR Part 52

[EPA-R05-OAR-2017-0164; FRL-9976-14--Region 5]


Air Plan Approval; Ohio; Ohio NSR PM2.5 Precursors

AGENCY: Environmental Protection Agency (EPA).

ACTION: Proposed rule.

-----------------------------------------------------------------------

SUMMARY: The Environmental Protection Agency (EPA) is proposing to 
approve, under the Clean Air Act (CAA), revisions to Ohio's state 
implementation plan (SIP) as requested by the Ohio Environmental 
Protection Agency (OEPA) on March 10, 2017, and supplemented on July 
18, 2017. The revisions to Ohio's SIP implement certain EPA regulations 
for particulate matter smaller than 2.5 micrometers (PM2.5) 
for nonattainment areas by establishing definitions related to 
PM2.5 and defining PM2.5 precursors. The 
revisions also incorporate the findings of a comprehensive precursor 
demonstration performed by OEPA, which determined that volatile organic 
compounds (VOC) and ammonia (NH3) are an insignificant 
source of PM2.5 for the purpose of new source review in 
nonattainment areas in Ohio.

DATES: Comments must be received on or before April 30, 2018.

ADDRESSES: Submit your comments, identified by Docket ID No. EPA-R05-
OAR-2017-0164 at http://www.regulations.gov, or via email to 
[email protected]. For comments submitted at Regulations.gov, 
follow the online instructions for submitting comments. Once submitted, 
comments cannot be edited or removed from Regulations.gov. For either 
manner of submission, EPA may publish any comment received to its 
public docket. Do not submit electronically any information you 
consider to be Confidential Business Information (CBI) or other 
information whose disclosure is restricted by statute. Multimedia 
submissions (audio, video, etc.) must be accompanied by a written 
comment. The written comment is considered the official comment and 
should include discussion of all points you wish to make. EPA will 
generally not consider

[[Page 13458]]

comments or comment contents located outside of the primary submission 
(i.e. on the web, cloud, or other file sharing system). For additional 
submission methods, please contact the person identified in the FOR 
FURTHER INFORMATION CONTACT section. For the full EPA public comment 
policy, information about CBI or multimedia submissions, and general 
guidance on making effective comments, please visit http://www2.epa.gov/dockets/commenting-epa-dockets.

FOR FURTHER INFORMATION CONTACT: Charmagne Ackerman, Environmental 
Engineer, Air Permits Section, Air Programs Branch (AR-18J), 
Environmental Protection Agency, Region 5, 77 West Jackson Boulevard, 
Chicago, Illinois 60604, (312) 886-0448, [email protected].

SUPPLEMENTARY INFORMATION: Throughout this document whenever ``we,'' 
``us,'' or ``our'' is used, we mean EPA. This supplementary information 
section is arranged as follows:

I. Background

II. Review of State Submittals
III. What action is EPA taking?
IV. Incorporation by Reference
V. Statutory and Executive Order Reviews

I. Background

    On March 10, 2017, OEPA submitted to EPA revisions to Ohio 
Administrative Code (OAC) chapter 3745-31-01. The revisions were made 
to implement the ``Fine Particulate Matter National Ambient Air Quality 
Standards: State Implementation Plan Requirements.'' Subsequently, on 
July 18, 2017, OEPA submitted to EPA a letter clarifying the March 10, 
2017 submittal. OEPA clarified that limited portions of OAC 3745-31-01 
should be included as a SIP revision. The revisions to OAC 3745-31-01, 
specifically, subparagraph (LLL) (6), paragraph (NNN), paragraph 
(WWWW), paragraph (NNNNN), paragraph (VVVVV), and subparagraph (LLLLLL) 
(2) (ee) will make the rule consistent with 40 CFR 51.165 and 40 CFR 
52.21.

II. Review of State Submittals

    On August 24, 2016, EPA published the ``Fine Particulate Matter 
National Ambient Air Quality Standards: State Implementation Plan 
Requirements'' (PM2.5 SIP Requirements Rule)(81 FR 58009) as 
a final rule in the Federal Register. These 2016 regulations provide 
details on meeting the statutory SIP requirements that apply to areas 
designated nonattainment for any PM2.5 National Ambient Air 
Quality Standards (NAAQS). As part of the PM2.5 SIP 
Requirements Rule, EPA has interpreted the requirements of the CAA to 
allow the state to provide a ``precursor demonstration'' to the EPA 
that supports the determination that one or more PM2.5 
precursor need not be subject to control and planning requirements in a 
given nonattainment area. EPA has determined that sulfur dioxide, 
nitrogen oxides, VOC, and NH3 are factual and scientific 
precursors to PM, and thus the attainment plan requirements of subpart 
4 initially apply equally to emissions of direct PM2.5 and 
all of its identified precursors. CAA section 189(e) explicitly 
requires the control of major stationary sources of PM2.5 
precursors, unless there is a demonstration to the satisfaction of the 
Administrator that such major stationary sources do not contribute 
significantly to PM levels that exceed the standards in the area. The 
PM2.5 SIP Requirements Rule became effective on October 16, 
2016.
    OEPA provided a modeling analysis for both VOC and NH3 
intended to show that increases in emissions of these precursors that 
may result from new or modified sources would not make a significant 
contribution to PM2.5 concentrations in the area. This 
demonstration justifies the state's determination that major stationary 
sources of these precursors do not need to be regulated under the NNSR 
program for the area. For NNSR permitting purposes, CAA section 189(e), 
as interpreted by the PM2.5 SIP Requirements Rule, provides 
an option for the state to provide a precursor demonstration intended 
to show that increases in emissions from potential new and existing 
major stationary sources of a particular precursor would not contribute 
significantly to levels that exceed the 2012 PM2.5 NAAQS in 
a particular nonattainment area. 40 CFR 51.1006(a)(3).
    In particular, EPA's regulations provide that a state choosing to 
submit an NNSR precursor demonstration should evaluate the sensitivity 
of PM2.5 levels in the nonattainment area to an increase in 
emissions of the precursor. If the state demonstrates that the 
estimated air quality changes determined through such an analysis are 
not significant, based on the facts and circumstances of the area, the 
state may use this information to identify new major stationary sources 
and major modifications of a precursor that will not be considered to 
contribute significantly to PM2.5 levels that exceed the 
standard in the nonattainment area under CAA section 189(e). Id. 
51.1006(a)(3)(i). If EPA approves the state's NNSR precursor 
demonstration for a nonattainment area, major sources of the relevant 
precursor can be exempted from the NNSR major source permitting 
requirements for PM2.5 with respect to that precursor. Id. 
51.1006(a)(3)(ii).
    For NNSR permitting purposes, OEPA conducted sensitivity analyses 
to examine potential increases in emissions through a model simulation 
that evaluates the effect on PM2.5 concentrations in the 
area resulting from a given set of precursor emission increases from 
one or more new or modified stationary sources. On October 14, 2016, 
OEPA submitted its non-significance finding, including the precursor 
demonstration, as part of OEPA's attainment demonstration for the 2012 
PM2.5 annual standard. The attainment demonstration for the 
PM2.5 annual standard will be addressed in a separate 
action.
    OEPA and the Lake Michigan Air Directors Consortium (LADCO) used 
the 2011 and 2021 comprehensive modeling inventories and platforms for 
this analysis. OEPA and LADCO initially ran a baseline model to predict 
the PM2.5 concentrations in Cleveland in 2021, and then 
modeled any potential increases of precursors for the same year to 
determine the impact of the growth of precursors to the areas 
concentrations. To help determine a theoretical growth scenario as a 
result of major source expansion (new or modified), OEPA first prepared 
inventories for VOC and NH3 for 2008 to 2014 for the entire 
State from Ohio's annual emissions reporting program. OEPA used 
inventories for the entire State in order to determine what types of 
major sources/source categories are likely to expand (new or modified) 
within the Cleveland area and at what magnitude (tons per year) those 
expansions are likely to occur.
    Consistent with EPA's regulation and draft guidance, OEPA and LADCO 
have performed sensitivity analyses of potential increases in emissions 
through a model simulation that evaluates the effect on 
PM2.5 concentrations in the nonattainment area (including 
unmonitored areas) resulting from a given set of hypothetical 
NH3 or VOC precursor emission increases from modified major 
stationary sources of the respective precursors in the nonattainment 
area.
    For the NH3 analysis, OEPA assumed emissions increases 
at three existing locations of NH3 in the area, as these 
would be the most likely future areas of growth in the Cleveland area. 
EPA believes that the use of the historical inventories to predict 
growth is reflective of the future potential increases specific to the 
Cleveland area

[[Page 13459]]

given the current types of facilities and their respective locations, 
the urban density and ability to expand or build, as well as the types 
of state regulation or other federal requirements (such as National 
Emission Standards for Hazardous Air Pollutants) on facility types and 
controls required for other pollutants. EPA believes that this is an 
acceptable approach to estimating potential future growth.
    In addition to the modeled emissions increases based on historical 
growth at sources, LADCO and OEPA performed an additional 
NH3 modeling analysis (submitted July 18, 2017) based on a 
100 tons per year (TPY) emissions increase (to represent major sources) 
in each modeled grid cell in the nonattainment area. EPA believes that 
this is a sufficiently conservative analysis that exceeds the level of 
actual potential NH3 emissions growth likely to occur in the 
area. Thus, this analysis serves as a reasonable evaluation of the 
sensitivity of PM2.5 concentrations to a large emissions 
increase across the spatial area. Both of these approaches are 
consistent with suggested modeling in EPA's draft guidance.
    For the VOC analysis, OEPA added 1,486 TPY of VOC emissions at 3 
existing source locations where VOC emissions increases potentially 
could occur in the nonattainment area. Compared to the 2011 inventory, 
this represents a 75% increase in VOC emissions from existing 
stationary sources (Electric Generating Units (EGU) and non-EGU). 
Compared to the 2021 projected inventory, this represents an 80% 
increase in stationary source emissions. For the NH3 
analysis, OEPA added 325 TPY of NH3 emissions (scenario 1) 
to 3 existing source locations where NH3 emissions increases 
potentially could occur in the nonattainment area. Compared to the 2011 
inventory, this represents a 447% increase in NH3 emissions 
from existing stationary sources. Compared to the 2021 projected 
inventory, this represents a 449% increase in NH3 from 
stationary sources. The additional NH3 analysis (scenario 2) 
had a total emissions increase of 1,700 TPY, which is over 500% higher 
growth than the historical NH3 growth (scenario 1).
    OEPA found that the addition of the NH3 emissions 
(approximately 350 TPY) into the model based on historical growth 
(scenario 1) would result in a peak impact of 0.08 micrograms per cubic 
meter ([mu]g/m\3\), and the addition of the above VOC emissions would 
result in a peak impact of 0.02 [mu]g/m\3\. The modeled impacts are 
well below the recommended significance contribution threshold of 0.2 
[mu]g/m\3\; for VOC it is an order of magnitude difference, and for 
NH3 the maximum value is less than half the recommended 
significant contribution threshold level. The results of NH3 
modeling for scenario 2 indicate that, even with a conservatively large 
NH3 increase, the maximum impact was 0.24 [mu]g/m\3\, which 
is only slightly above the recommended contribution threshold of 0.2 
ug/m\3\.
    While the increase is slightly above the recommended contribution 
threshold, EPA believes that it is reasonable to conclude that 
NH3 emissions from major stationary sources (in the context 
of a NNSR precursor demonstration) do not contribute significantly to 
PM2.5 concentrations in the nonattainment area for the 
following reasons: Historical growth of NH3 sources in the 
area are significantly less than what was modeled for scenario 2; the 
only likely future increases of NH3 emissions from major 
sources in the area are from the increased use of NH3 for 
EGU NOX control (ammonia slip) and would likely occur at 
existing EGUs (as modeled in scenario 1); the area continues to trend 
downward in both monitored PM2.5 concentrations and 
PM2.5 (direct and precursor) emissions; and current 
preliminary monitoring data shows the area is attaining the standard. 
This small amount of additional ambient PM2.5 concentration, 
based on the modeling analysis, would therefore not interfere with the 
area's ability to attain the standard given that the current 
preliminary design value for 2015-2017 is 11.3 [mu]g/m\3\, and the 
additional modeled increase of 0.24 [mu]g/m\3\ would not impact the 
areas ability to attain or maintain the NAAQS.
    Based on the results of the modeling demonstration and the 
additional factors described in this section, EPA is proposing to 
determine that emissions increases of either VOC or NH3 from 
new and modified major stationary sources would not contribute 
significantly to PM2.5 levels that exceed the 2012 
PM2.5 NAAQS in the Cleveland nonattainment area. 
Accordingly, we are proposing to approve Ohio's submitted revisions to 
its PM2.5 SIP, and new or modified major sources of VOC and 
NH3 may be exempted from the state's NNSR program 
requirements for PM2.5 in the Cleveland PM2.5 
nonattainment area.

III. What action is EPA taking?

    EPA is proposing approval of the SIP revision submittal. Ohio's SIP 
revisions comply with regulations EPA designed to address the 
PM2.5 NAAQS. EPA finds that these revisions implement the 
NNSR rules by defining precursors for PM2.5, as required by 
EPA's regulations.
    EPA is proposing approval of revisions to OAC 3745-31-01, 
specifically subparagraph (LLL)(6), paragraph (NNN), paragraph (WWWW), 
paragraph (NNNNN), paragraph (VVVVV), and subparagraph (LLLLLL)(2)(ee). 
EPA finds that the revisions are consistent with Federal requirements.

IV. Incorporation by Reference

    In this rule, EPA is proposing to include in a final EPA rule 
regulatory text that includes incorporation by reference. In accordance 
with requirements of 1 CFR 51.5, EPA is proposing to incorporate by 
reference revisions to Ohio Administrative Code 3745-31-01 including 
subparagraph (LLL)(6), paragraph (NNN), paragraph (WWWW), paragraph 
(NNNNN), paragraph (VVVVV), and subparagraph (LLLLLL)(2)(ee), effective 
on March 20, 2017 . EPA has made, and will continue to make, these 
documents generally available through www.regulations.gov, and at the 
EPA Region 5 Office (please contact the person identified in the FOR 
FURTHER INFORMATION CONTACT section of this preamble for more 
information.

VI. Statutory and Executive Order Reviews

    Under the CAA, the Administrator is required to approve a SIP 
submission that complies with the provisions of the CAA and applicable 
Federal regulations. 42 U.S.C. 7410(k); 40 CFR 52.02(a). Thus, in 
reviewing SIP submissions, EPA's role is to approve state choices, 
provided that they meet the criteria of the CAA. Accordingly, this 
action merely approves state law as meeting Federal requirements and 
does not impose additional requirements beyond those imposed by state 
law. For that reason, this action:
     Is not a significant regulatory action subject to review 
by the Office of Management and Budget under Executive Orders 12866 (58 
FR 51735, October 4, 1993) and 13563 (76 FR 3821, January 21, 2011);
     Is not an Executive Order 13771 (82 FR 9339, February 2, 
2017) regulatory action because SIP approvals are exempted under 
Executive Order 12866;
     Does not impose an information collection burden under the 
provisions of the Paperwork Reduction Act (44 U.S.C. 3501 et seq.);
     Is certified as not having a significant economic impact 
on a substantial number of small entities under the Regulatory 
Flexibility Act (5 U.S.C. 601 et seq.);
     Does not contain any unfunded mandate or significantly or 
uniquely affect small governments, as described

[[Page 13460]]

in the Unfunded Mandates Reform Act of 1995 (Pub. L. 104-4);
     Does not have Federalism implications as specified in 
Executive Order 13132 (64 FR 43255, August 10, 1999);
     Is not an economically significant regulatory action based 
on health or safety risks subject to Executive Order 13045 (62 FR 
19885, April 23, 1997);
     Is not a significant regulatory action subject to 
Executive Order 13211 (66 FR 28355, May 22, 2001);
     Is not subject to requirements of Section 12(d) of the 
National Technology Transfer and Advancement Act of 1995 (15 U.S.C. 272 
note) because application of those requirements would be inconsistent 
with the Clean Air Act; and
     Does not provide EPA with the discretionary authority to 
address, as appropriate, disproportionate human health or environmental 
effects, using practicable and legally permissible methods, under 
Executive Order 12898 (59 FR 7629, February 16, 1994).
    In addition, the SIP is not approved to apply on any Indian 
reservation land or in any other area where EPA or an Indian tribe has 
demonstrated that a tribe has jurisdiction. In those areas of Indian 
country, the rule does not have tribal implications and will not impose 
substantial direct costs on tribal governments or preempt tribal law as 
specified by Executive Order 13175 (65 FR 67249, November 9, 2000).

List of Subjects in 40 CFR Part 52

    Environmental protection, Air pollution control, Carbon monoxide, 
Incorporation by reference, Intergovernmental relations, Nitrogen 
dioxide, Particulate matter, Reporting and recordkeeping requirements, 
Sulfur oxides, Volatile organic compounds.

    Dated: March 20, 2018.
Edward H. Chu,
Acting Regional Administrator, Region 5.
[FR Doc. 2018-06368 Filed 3-28-18; 8:45 am]
 BILLING CODE 6560-50-P



                                                                        Federal Register / Vol. 83, No. 61 / Thursday, March 29, 2018 / Proposed Rules                                                 13457

                                                 recordkeeping requirements, Seizures                    ■ 4. In § 478.11, amend the definition of               Dated: March 23, 2018.
                                                 and forfeitures, Transportation.                        ‘‘Machine gun’’ by adding two sentences               Jefferson B. Sessions III,
                                                                                                         at the end of the definition to read as               Attorney General.
                                                 Authority and Issuance
                                                                                                         follows:                                              [FR Doc. 2018–06292 Filed 3–28–18; 8:45 am]
                                                   Accordingly, for the reasons                                                                                BILLING CODE 4410–FY–P
                                                 discussed in the preamble, 27 CFR parts                 § 478.11    Meaning of terms.
                                                 447, 478, and 479 are proposed to be                    *     *      *    *     *
                                                 amended as follows:                                        Machine gun.                                       ENVIRONMENTAL PROTECTION
                                                 PART 447—IMPORTATION OF ARMS,                              * * * For purposes of this definition,             AGENCY
                                                 AMMUNITION AND IMPLEMENTS OF                            the term ‘‘automatically’’ as it modifies
                                                                                                         ‘‘shoots, is designed to shoot, or can be             40 CFR Part 52
                                                 WAR
                                                                                                         readily restored to shoot,’’ means                    [EPA–R05–OAR–2017–0164; FRL–9976–
                                                 ■ 1. The authority citation for 27 CFR                  functioning as the result of a self-acting            14—Region 5]
                                                 part 447 continues to read as follows:                  or self-regulating mechanism that allows
                                                                                                         the firing of multiple rounds through a               Air Plan Approval; Ohio; Ohio NSR
                                                   Authority: 22 U.S.C. 2778, E.O. 13637, 78                                                                   PM2.5 Precursors
                                                 FR 16129 (Mar. 8, 2013).
                                                                                                         single function of the trigger; and
                                                                                                         ‘‘single function of the trigger’’ means a            AGENCY:  Environmental Protection
                                                 ■ 2. In § 447.11, amend the definition of               single pull of the trigger. The term                  Agency (EPA).
                                                 ‘‘Machinegun’’ to read as follows:                      ‘‘machine gun’’ includes bump-stock-
                                                                                                                                                               ACTION: Proposed rule.
                                                                                                         type devices, i.e., devices that allow a
                                                 § 447.11   Meaning of terms.
                                                                                                         semiautomatic firearm to shoot more                   SUMMARY:   The Environmental Protection
                                                 *     *     *     *      *                              than one shot with a single pull of the               Agency (EPA) is proposing to approve,
                                                    Machinegun. A ‘‘machinegun’’,                        trigger by harnessing the recoil energy of            under the Clean Air Act (CAA),
                                                 ‘‘machine pistol’’, ‘‘submachinegun’’, or               the semiautomatic firearm to which it is              revisions to Ohio’s state implementation
                                                 ‘‘automatic rifle’’ is a weapon which                   affixed so that the trigger resets and                plan (SIP) as requested by the Ohio
                                                 shoots, is designed to shoot, or can be                 continues firing without additional                   Environmental Protection Agency
                                                 readily restored to shoot, automatically                physical manipulation of the trigger by               (OEPA) on March 10, 2017, and
                                                 more than one shot, without manual                      the shooter.                                          supplemented on July 18, 2017. The
                                                 reloading, by a single function of the                  *     *      *    *     *                             revisions to Ohio’s SIP implement
                                                 trigger. The term shall also include the
                                                                                                                                                               certain EPA regulations for particulate
                                                 frame or receiver of any such weapon,                   PART 479—MACHINE GUNS,                                matter smaller than 2.5 micrometers
                                                 any part designed and intended solely                   DESTRUCTIVE DEVICES, AND                              (PM2.5) for nonattainment areas by
                                                 and exclusively, or combination of parts                CERTAIN OTHER FIREARMS                                establishing definitions related to PM2.5
                                                 designed and intended, for use in
                                                                                                                                                               and defining PM2.5 precursors. The
                                                 converting a weapon into a machinegun,                  ■ 5. The authority citation for 27 CFR                revisions also incorporate the findings
                                                 and any combination of parts from                       part 479 continues to read as follows:                of a comprehensive precursor
                                                 which a machinegun can be assembled
                                                                                                             Authority: 26 U.S.C. 7805.                        demonstration performed by OEPA,
                                                 if such parts are in the possession or
                                                                                                                                                               which determined that volatile organic
                                                 under the control of a person. For                      ■ 6. In § 479.11, amend the definition of             compounds (VOC) and ammonia (NH3)
                                                 purposes of this definition, the term                   ‘‘Machine gun’’ by adding two sentences               are an insignificant source of PM2.5 for
                                                 ‘‘automatically’’ as it modifies ‘‘shoots,              at the end of the definition to read as               the purpose of new source review in
                                                 is designed to shoot, or can be readily                 follows:                                              nonattainment areas in Ohio.
                                                 restored to shoot,’’ means functioning as
                                                 the result of a self-acting or self-                    § 479.11    Meaning of terms.                         DATES: Comments must be received on
                                                 regulating mechanism that allows the                    *     *      *    *     *                             or before April 30, 2018.
                                                 firing of multiple rounds through a                                                                           ADDRESSES: Submit your comments,
                                                                                                            Machine gun.
                                                 single function of the trigger; and                                                                           identified by Docket ID No. EPA–R05–
                                                 ‘‘single function of the trigger’’ means a                 * * * For purposes of this definition,             OAR–2017–0164 at http://
                                                 single pull of the trigger. The term                    the term ‘‘automatically’’ as it modifies             www.regulations.gov, or via email to
                                                 ‘‘machinegun’’ includes bump-stock-                     ‘‘shoots, is designed to shoot, or can be             damico.genevieve@epa.gov. For
                                                 type devices, i.e., devices that allow a                readily restored to shoot,’’ means                    comments submitted at Regulations.gov,
                                                 semiautomatic firearm to shoot more                     functioning as the result of a self-acting            follow the online instructions for
                                                 than one shot with a single pull of the                 or self-regulating mechanism that allows              submitting comments. Once submitted,
                                                 trigger by harnessing the recoil energy of              the firing of multiple rounds through a               comments cannot be edited or removed
                                                 the semiautomatic firearm to which it is                single function of the trigger; and                   from Regulations.gov. For either manner
                                                 affixed so that the trigger resets and                  ‘‘single function of the trigger’’ means a            of submission, EPA may publish any
                                                 continues firing without additional                     single pull of the trigger. The term                  comment received to its public docket.
                                                 physical manipulation of the trigger by                 ‘‘machine gun’’ includes bump-stock-                  Do not submit electronically any
                                                 the shooter.                                            type devices, i.e., devices that allow a              information you consider to be
                                                                                                         semiautomatic firearm to shoot more                   Confidential Business Information (CBI)
                                                 *     *     *     *      *
rmajette on DSKBCKNHB2PROD with PROPOSALS




                                                                                                         than one shot with a single pull of the               or other information whose disclosure is
                                                 PART 478—COMMERCE IN FIREARMS                           trigger by harnessing the recoil energy of            restricted by statute. Multimedia
                                                 AND AMMUNITION                                          the semiautomatic firearm to which it is              submissions (audio, video, etc.) must be
                                                                                                         affixed so that the trigger resets and                accompanied by a written comment.
                                                 ■ 3. The authority citation for 27 CFR                  continues firing without additional                   The written comment is considered the
                                                 part 478 continues to read as follows:                  physical manipulation of the trigger by               official comment and should include
                                                   Authority: 5 U.S.C. 552(a); 18 U.S.C. 921–            the shooter.                                          discussion of all points you wish to
                                                 931.                                                    *     *      *    *     *                             make. EPA will generally not consider


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                                                 13458                  Federal Register / Vol. 83, No. 61 / Thursday, March 29, 2018 / Proposed Rules

                                                 comments or comment contents located                    the requirements of the CAA to allow                  of the relevant precursor can be
                                                 outside of the primary submission (i.e.                 the state to provide a ‘‘precursor                    exempted from the NNSR major source
                                                 on the web, cloud, or other file sharing                demonstration’’ to the EPA that                       permitting requirements for PM2.5 with
                                                 system). For additional submission                      supports the determination that one or                respect to that precursor. Id.
                                                 methods, please contact the person                      more PM2.5 precursor need not be                      51.1006(a)(3)(ii).
                                                 identified in the FOR FURTHER                           subject to control and planning                          For NNSR permitting purposes, OEPA
                                                 INFORMATION CONTACT section. For the                    requirements in a given nonattainment                 conducted sensitivity analyses to
                                                 full EPA public comment policy,                         area. EPA has determined that sulfur                  examine potential increases in
                                                 information about CBI or multimedia                     dioxide, nitrogen oxides, VOC, and NH3                emissions through a model simulation
                                                 submissions, and general guidance on                    are factual and scientific precursors to              that evaluates the effect on PM2.5
                                                 making effective comments, please visit                 PM, and thus the attainment plan                      concentrations in the area resulting from
                                                 http://www2.epa.gov/dockets/                            requirements of subpart 4 initially apply             a given set of precursor emission
                                                 commenting-epa-dockets.                                 equally to emissions of direct PM2.5 and              increases from one or more new or
                                                 FOR FURTHER INFORMATION CONTACT:                        all of its identified precursors. CAA                 modified stationary sources. On October
                                                 Charmagne Ackerman, Environmental                       section 189(e) explicitly requires the                14, 2016, OEPA submitted its non-
                                                 Engineer, Air Permits Section, Air                      control of major stationary sources of                significance finding, including the
                                                 Programs Branch (AR–18J),                               PM2.5 precursors, unless there is a                   precursor demonstration, as part of
                                                 Environmental Protection Agency,                        demonstration to the satisfaction of the              OEPA’s attainment demonstration for
                                                 Region 5, 77 West Jackson Boulevard,                    Administrator that such major                         the 2012 PM2.5 annual standard. The
                                                 Chicago, Illinois 60604, (312) 886–0448,                stationary sources do not contribute                  attainment demonstration for the PM2.5
                                                 ackerman.charmagne@epa.gov.                             significantly to PM levels that exceed                annual standard will be addressed in a
                                                 SUPPLEMENTARY INFORMATION:                              the standards in the area. The PM2.5 SIP              separate action.
                                                 Throughout this document whenever                       Requirements Rule became effective on                    OEPA and the Lake Michigan Air
                                                 ‘‘we,’’ ‘‘us,’’ or ‘‘our’’ is used, we mean             October 16, 2016.                                     Directors Consortium (LADCO) used the
                                                 EPA. This supplementary information                        OEPA provided a modeling analysis                  2011 and 2021 comprehensive modeling
                                                 section is arranged as follows:                         for both VOC and NH3 intended to show                 inventories and platforms for this
                                                                                                         that increases in emissions of these                  analysis. OEPA and LADCO initially ran
                                                 I. Background                                           precursors that may result from new or                a baseline model to predict the PM2.5
                                                 II. Review of State Submittals                          modified sources would not make a                     concentrations in Cleveland in 2021,
                                                 III. What action is EPA taking?                         significant contribution to PM2.5                     and then modeled any potential
                                                 IV. Incorporation by Reference                          concentrations in the area. This                      increases of precursors for the same year
                                                 V. Statutory and Executive Order Reviews                                                                      to determine the impact of the growth
                                                                                                         demonstration justifies the state’s
                                                                                                         determination that major stationary                   of precursors to the areas
                                                 I. Background                                                                                                 concentrations. To help determine a
                                                                                                         sources of these precursors do not need
                                                    On March 10, 2017, OEPA submitted                    to be regulated under the NNSR                        theoretical growth scenario as a result of
                                                 to EPA revisions to Ohio Administrative                 program for the area. For NNSR                        major source expansion (new or
                                                 Code (OAC) chapter 3745–31–01. The                      permitting purposes, CAA section                      modified), OEPA first prepared
                                                 revisions were made to implement the                    189(e), as interpreted by the PM2.5 SIP               inventories for VOC and NH3 for 2008
                                                 ‘‘Fine Particulate Matter National                      Requirements Rule, provides an option                 to 2014 for the entire State from Ohio’s
                                                 Ambient Air Quality Standards: State                    for the state to provide a precursor                  annual emissions reporting program.
                                                 Implementation Plan Requirements.’’                     demonstration intended to show that                   OEPA used inventories for the entire
                                                 Subsequently, on July 18, 2017, OEPA                    increases in emissions from potential                 State in order to determine what types
                                                 submitted to EPA a letter clarifying the                new and existing major stationary                     of major sources/source categories are
                                                 March 10, 2017 submittal. OEPA                          sources of a particular precursor would               likely to expand (new or modified)
                                                 clarified that limited portions of OAC                  not contribute significantly to levels that           within the Cleveland area and at what
                                                 3745–31–01 should be included as a SIP                  exceed the 2012 PM2.5 NAAQS in a                      magnitude (tons per year) those
                                                 revision. The revisions to OAC 3745–                    particular nonattainment area. 40 CFR                 expansions are likely to occur.
                                                 31–01, specifically, subparagraph (LLL)                 51.1006(a)(3).                                           Consistent with EPA’s regulation and
                                                 (6), paragraph (NNN), paragraph                            In particular, EPA’s regulations                   draft guidance, OEPA and LADCO have
                                                 (WWWW), paragraph (NNNNN),                              provide that a state choosing to submit               performed sensitivity analyses of
                                                 paragraph (VVVVV), and subparagraph                     an NNSR precursor demonstration                       potential increases in emissions through
                                                 (LLLLLL) (2) (ee) will make the rule                    should evaluate the sensitivity of PM2.5              a model simulation that evaluates the
                                                 consistent with 40 CFR 51.165 and 40                    levels in the nonattainment area to an                effect on PM2.5 concentrations in the
                                                 CFR 52.21.                                              increase in emissions of the precursor.               nonattainment area (including
                                                                                                         If the state demonstrates that the                    unmonitored areas) resulting from a
                                                 II. Review of State Submittals                          estimated air quality changes                         given set of hypothetical NH3 or VOC
                                                    On August 24, 2016, EPA published                    determined through such an analysis are               precursor emission increases from
                                                 the ‘‘Fine Particulate Matter National                  not significant, based on the facts and               modified major stationary sources of the
                                                 Ambient Air Quality Standards: State                    circumstances of the area, the state may              respective precursors in the
                                                 Implementation Plan Requirements’’                      use this information to identify new                  nonattainment area.
                                                 (PM2.5 SIP Requirements Rule)(81 FR                     major stationary sources and major                       For the NH3 analysis, OEPA assumed
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                                                 58009) as a final rule in the Federal                   modifications of a precursor that will                emissions increases at three existing
                                                 Register. These 2016 regulations                        not be considered to contribute                       locations of NH3 in the area, as these
                                                 provide details on meeting the statutory                significantly to PM2.5 levels that exceed             would be the most likely future areas of
                                                 SIP requirements that apply to areas                    the standard in the nonattainment area                growth in the Cleveland area. EPA
                                                 designated nonattainment for any PM2.5                  under CAA section 189(e). Id.                         believes that the use of the historical
                                                 National Ambient Air Quality Standards                  51.1006(a)(3)(i). If EPA approves the                 inventories to predict growth is
                                                 (NAAQS). As part of the PM2.5 SIP                       state’s NNSR precursor demonstration                  reflective of the future potential
                                                 Requirements Rule, EPA has interpreted                  for a nonattainment area, major sources               increases specific to the Cleveland area


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                                                                        Federal Register / Vol. 83, No. 61 / Thursday, March 29, 2018 / Proposed Rules                                            13459

                                                 given the current types of facilities and               order of magnitude difference, and for                  EPA is proposing approval of
                                                 their respective locations, the urban                   NH3 the maximum value is less than                    revisions to OAC 3745–31–01,
                                                 density and ability to expand or build,                 half the recommended significant                      specifically subparagraph (LLL)(6),
                                                 as well as the types of state regulation                contribution threshold level. The results             paragraph (NNN), paragraph (WWWW),
                                                 or other federal requirements (such as                  of NH3 modeling for scenario 2 indicate               paragraph (NNNNN), paragraph
                                                 National Emission Standards for                         that, even with a conservatively large                (VVVVV), and subparagraph
                                                 Hazardous Air Pollutants) on facility                   NH3 increase, the maximum impact was                  (LLLLLL)(2)(ee). EPA finds that the
                                                 types and controls required for other                   0.24 mg/m3, which is only slightly above              revisions are consistent with Federal
                                                 pollutants. EPA believes that this is an                the recommended contribution                          requirements.
                                                 acceptable approach to estimating                       threshold of 0.2 ug/m3.
                                                 potential future growth.                                                                                      IV. Incorporation by Reference
                                                                                                            While the increase is slightly above
                                                    In addition to the modeled emissions                 the recommended contribution                            In this rule, EPA is proposing to
                                                 increases based on historical growth at                 threshold, EPA believes that it is                    include in a final EPA rule regulatory
                                                 sources, LADCO and OEPA performed                       reasonable to conclude that NH3                       text that includes incorporation by
                                                 an additional NH3 modeling analysis                     emissions from major stationary sources               reference. In accordance with
                                                 (submitted July 18, 2017) based on a 100                (in the context of a NNSR precursor                   requirements of 1 CFR 51.5, EPA is
                                                 tons per year (TPY) emissions increase                  demonstration) do not contribute                      proposing to incorporate by reference
                                                 (to represent major sources) in each                    significantly to PM2.5 concentrations in              revisions to Ohio Administrative Code
                                                 modeled grid cell in the nonattainment                  the nonattainment area for the following              3745–31–01 including subparagraph
                                                 area. EPA believes that this is a                       reasons: Historical growth of NH3                     (LLL)(6), paragraph (NNN), paragraph
                                                 sufficiently conservative analysis that                 sources in the area are significantly less            (WWWW), paragraph (NNNNN),
                                                 exceeds the level of actual potential NH3               than what was modeled for scenario 2;                 paragraph (VVVVV), and subparagraph
                                                 emissions growth likely to occur in the                 the only likely future increases of NH3               (LLLLLL)(2)(ee), effective on March 20,
                                                 area. Thus, this analysis serves as a                   emissions from major sources in the                   2017 . EPA has made, and will continue
                                                 reasonable evaluation of the sensitivity                area are from the increased use of NH3                to make, these documents generally
                                                 of PM2.5 concentrations to a large                      for EGU NOX control (ammonia slip)                    available through www.regulations.gov,
                                                 emissions increase across the spatial                   and would likely occur at existing EGUs               and at the EPA Region 5 Office (please
                                                 area. Both of these approaches are                      (as modeled in scenario 1); the area                  contact the person identified in the FOR
                                                 consistent with suggested modeling in                   continues to trend downward in both                   FURTHER INFORMATION CONTACT section of
                                                 EPA’s draft guidance.                                                                                         this preamble for more information.
                                                                                                         monitored PM2.5 concentrations and
                                                    For the VOC analysis, OEPA added
                                                 1,486 TPY of VOC emissions at 3                         PM2.5 (direct and precursor) emissions;               VI. Statutory and Executive Order
                                                 existing source locations where VOC                     and current preliminary monitoring data               Reviews
                                                 emissions increases potentially could                   shows the area is attaining the standard.
                                                                                                                                                                  Under the CAA, the Administrator is
                                                 occur in the nonattainment area.                        This small amount of additional
                                                                                                                                                               required to approve a SIP submission
                                                 Compared to the 2011 inventory, this                    ambient PM2.5 concentration, based on
                                                                                                                                                               that complies with the provisions of the
                                                 represents a 75% increase in VOC                        the modeling analysis, would therefore
                                                                                                                                                               CAA and applicable Federal regulations.
                                                 emissions from existing stationary                      not interfere with the area’s ability to
                                                                                                                                                               42 U.S.C. 7410(k); 40 CFR 52.02(a).
                                                 sources (Electric Generating Units (EGU)                attain the standard given that the
                                                                                                                                                               Thus, in reviewing SIP submissions,
                                                 and non-EGU). Compared to the 2021                      current preliminary design value for
                                                                                                                                                               EPA’s role is to approve state choices,
                                                 projected inventory, this represents an                 2015–2017 is 11.3 mg/m3, and the
                                                                                                                                                               provided that they meet the criteria of
                                                 80% increase in stationary source                       additional modeled increase of 0.24 mg/
                                                                                                                                                               the CAA. Accordingly, this action
                                                 emissions. For the NH3 analysis, OEPA                   m3 would not impact the areas ability to
                                                                                                                                                               merely approves state law as meeting
                                                 added 325 TPY of NH3 emissions                          attain or maintain the NAAQS.
                                                                                                                                                               Federal requirements and does not
                                                 (scenario 1) to 3 existing source                          Based on the results of the modeling               impose additional requirements beyond
                                                 locations where NH3 emissions                           demonstration and the additional                      those imposed by state law. For that
                                                 increases potentially could occur in the                factors described in this section, EPA is             reason, this action:
                                                 nonattainment area. Compared to the                     proposing to determine that emissions                    • Is not a significant regulatory action
                                                 2011 inventory, this represents a 447%                  increases of either VOC or NH3 from                   subject to review by the Office of
                                                 increase in NH3 emissions from existing                 new and modified major stationary                     Management and Budget under
                                                 stationary sources. Compared to the                     sources would not contribute                          Executive Orders 12866 (58 FR 51735,
                                                 2021 projected inventory, this                          significantly to PM2.5 levels that exceed             October 4, 1993) and 13563 (76 FR 3821,
                                                 represents a 449% increase in NH3 from                  the 2012 PM2.5 NAAQS in the Cleveland                 January 21, 2011);
                                                 stationary sources. The additional NH3                  nonattainment area. Accordingly, we are                  • Is not an Executive Order 13771 (82
                                                 analysis (scenario 2) had a total                       proposing to approve Ohio’s submitted                 FR 9339, February 2, 2017) regulatory
                                                 emissions increase of 1,700 TPY, which                  revisions to its PM2.5 SIP, and new or                action because SIP approvals are
                                                 is over 500% higher growth than the                     modified major sources of VOC and NH3                 exempted under Executive Order 12866;
                                                 historical NH3 growth (scenario 1).                     may be exempted from the state’s NNSR                    • Does not impose an information
                                                    OEPA found that the addition of the                  program requirements for PM2.5 in the                 collection burden under the provisions
                                                 NH3 emissions (approximately 350 TPY)                   Cleveland PM2.5 nonattainment area.                   of the Paperwork Reduction Act (44
                                                 into the model based on historical                                                                            U.S.C. 3501 et seq.);
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                                                                                                         III. What action is EPA taking?
                                                 growth (scenario 1) would result in a                                                                            • Is certified as not having a
                                                 peak impact of 0.08 micrograms per                        EPA is proposing approval of the SIP                significant economic impact on a
                                                 cubic meter (mg/m3), and the addition of                revision submittal. Ohio’s SIP revisions              substantial number of small entities
                                                 the above VOC emissions would result                    comply with regulations EPA designed                  under the Regulatory Flexibility Act (5
                                                 in a peak impact of 0.02 mg/m3. The                     to address the PM2.5 NAAQS. EPA finds                 U.S.C. 601 et seq.);
                                                 modeled impacts are well below the                      that these revisions implement the                       • Does not contain any unfunded
                                                 recommended significance contribution                   NNSR rules by defining precursors for                 mandate or significantly or uniquely
                                                 threshold of 0.2 mg/m3; for VOC it is an                PM2.5, as required by EPA’s regulations.              affect small governments, as described


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                                                 13460                  Federal Register / Vol. 83, No. 61 / Thursday, March 29, 2018 / Proposed Rules

                                                 in the Unfunded Mandates Reform Act                     SUMMARY:    The Environmental Protection              Protection Agency, 1200 Pennsylvania
                                                 of 1995 (Pub. L. 104–4);                                Agency (‘‘EPA’’ or ‘‘the Agency’’) is                 Avenue NW, Washington, DC 20460;
                                                    • Does not have Federalism                           seeking public comment on any aspect                  Telephone: (202) 343–9303; Fax: (202)
                                                 implications as specified in Executive                  of the use of isobutanol in gasoline.                 343–2802; Email address: caldwell.jim@
                                                 Order 13132 (64 FR 43255, August 10,                    Butamax Advanced Biofuels, LLC                        epa.gov.
                                                 1999);                                                  (‘‘Butamax’’), a manufacturer of                      SUPPLEMENTARY INFORMATION: The EPA
                                                    • Is not an economically significant                 isobutanol, has submitted an                          is seeking public comment on any
                                                 regulatory action based on health or                    application pursuant to the regulations               aspect of the use of isobutanol in
                                                 safety risks subject to Executive Order                 titled ‘‘Registration of Fuels and Fuel               gasoline. Butamax Advanced Biofuels,
                                                 13045 (62 FR 19885, April 23, 1997);                    Additives’’ for the registration of                   LLC (‘‘Butamax’’), a manufacturer of
                                                    • Is not a significant regulatory action             isobutanol as a gasoline additive at up               isobutanol, has submitted an
                                                 subject to Executive Order 13211 (66 FR                 to 16 volume percent. Butamax has                     application pursuant to the regulations
                                                 28355, May 22, 2001);                                   submitted information that would likely               at 40 CFR part 79, Registration of Fuels
                                                    • Is not subject to requirements of                  satisfy the applicable registration                   and Fuel Additives, for the registration
                                                 Section 12(d) of the National                           requirements. The Clean Air Act                       of isobutanol, an alcohol, as a gasoline
                                                 Technology Transfer and Advancement                     requires the EPA to register a fuel or fuel           additive at up to 16 volume percent.
                                                 Act of 1995 (15 U.S.C. 272 note) because                additive once all the applicable                      Our review of the information Butamax
                                                 application of those requirements would                 registration requirements have been met               has submitted leads us to believe that
                                                 be inconsistent with the Clean Air Act;                 by the manufacturer. Due to the                       Butamax would likely satisfy the
                                                 and                                                     potential for the widespread                          applicable registration requirements
                                                    • Does not provide EPA with the                      introduction of isobutanol into                       under 40 CFR part 79 (discussed in
                                                 discretionary authority to address, as                  commerce, we are taking steps to make                 more detail below). Section 211(b) of the
                                                 appropriate, disproportionate human                     the public aware of the likelihood of                 Clean Air Act (Clean Air Act, CAA or
                                                 health or environmental effects, using                  this registration. We are seeking public              the Act) requires the EPA to register a
                                                 practicable and legally permissible                     comment regarding any issues we                       fuel or fuel additive once all the
                                                 methods, under Executive Order 12898                    should take into consideration for this               applicable registration requirements
                                                 (59 FR 7629, February 16, 1994).                        registration and any supplemental                     have been met by the manufacturer.
                                                    In addition, the SIP is not approved                 actions we should consider under the                  While the EPA does not have any
                                                 to apply on any Indian reservation land                 Clean Air Act to further protect public               specific concerns, due to the potential
                                                 or in any other area where EPA or an                    health and welfare.                                   for the widespread introduction of
                                                 Indian tribe has demonstrated that a                    DATES: Comments must be received on                   isobutanol into commerce, we are taking
                                                 tribe has jurisdiction. In those areas of               or before April 30, 2018.                             steps to make the public aware of the
                                                 Indian country, the rule does not have                  ADDRESSES: Submit your comments,                      likelihood of this registration and are
                                                 tribal implications and will not impose                 identified by Docket ID No. EPA–HQ–                   seeking public comment regarding any
                                                 substantial direct costs on tribal                      OAR–2018–0131, to the Federal                         issues we should take into consideration
                                                 governments or preempt tribal law as                    eRulemaking Portal: https://                          for this registration and/or any potential
                                                 specified by Executive Order 13175 (65                  www.regulations.gov. Follow the online                supplemental actions we should
                                                 FR 67249, November 9, 2000).                            instructions for submitting comments.                 consider under the Clean Air Act to
                                                 List of Subjects in 40 CFR Part 52                      Once submitted, comments cannot be                    further protect public health and
                                                                                                         edited or withdrawn. The EPA may                      welfare.
                                                   Environmental protection, Air                         publish any comment received to its
                                                 pollution control, Carbon monoxide,                                                                           I. Statutory and Regulatory Background
                                                                                                         public docket. Do not submit
                                                 Incorporation by reference,                             electronically any information you                    Section 211(a) and (b)—Fuels and Fuel
                                                 Intergovernmental relations, Nitrogen                   consider to be Confidential Business                  Additives Designation and Registration
                                                 dioxide, Particulate matter, Reporting                  Information (CBI) or other information
                                                 and recordkeeping requirements, Sulfur                                                                          Section 211(a) of the Act authorizes
                                                                                                         whose disclosure is restricted by statute.            the Administrator to designate fuels and
                                                 oxides, Volatile organic compounds.                     Multimedia submissions (audio, video,                 fuel additives (F/FAs) by regulations
                                                   Dated: March 20, 2018.                                etc.) must be accompanied by a written                and, once designated, to register such
                                                 Edward H. Chu,                                          comment. The written comment is                       F/FAs prior to introduction into
                                                 Acting Regional Administrator, Region 5.                considered the official comment and                   commerce. To date, the Administrator
                                                 [FR Doc. 2018–06368 Filed 3–28–18; 8:45 am]             should include discussion of all points               has designated on-highway motor
                                                 BILLING CODE 6560–50–P
                                                                                                         you wish to make. The EPA will in                     vehicle gasoline and gasoline additives
                                                                                                         general not consider comments or                      and on-highway motor vehicle diesel
                                                                                                         comment contents located outside of the               and diesel additives for registration. The
                                                 ENVIRONMENTAL PROTECTION                                primary submission (i.e. on the web,                  EPA codified the registration
                                                 AGENCY                                                  cloud, or other file sharing system). For             requirements under Sections 211(b) and
                                                                                                         additional submission methods, the full               211(e) of the Act at 40 CFR part 79.
                                                 40 CFR Part 79                                          EPA public comment policy,                            Registration requirements at 40 CFR part
                                                 [EPA–HQ–OAR–2018–0131; FRL–9975–89–                     information about CBI or multimedia                   79 include emissions speciation testing
                                                 OAR]                                                    submissions, and general guidance on                  and a literature search of the associated
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                                                                                                         making effective comments, please visit               emissions (Tier 1 testing) and animal
                                                 Registration of Isobutanol as a                         https://www.epa.gov/dockets/                          testing of exposure to emissions for
                                                 Gasoline Additive: Opportunity for                      commenting-epa-dockets.                               purposes of determining health effects
                                                 Public Comment                                          FOR FURTHER INFORMATION CONTACT:                      (Tier 2 testing). Manufacturers with less
                                                 AGENCY:  Environmental Protection                       James W. Caldwell, Environmental                      than $50 million in total annual sales
                                                 Agency (EPA).                                           Engineer, Compliance Division, Office                 are considered small businesses, as
                                                                                                         of Transportation and Air Quality, Mail               specified in the regulations at 40 CFR
                                                 ACTION: Request for information.
                                                                                                         Code 6405A, U.S. Environmental                        79.58(d). In certain cases, a small


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Document Created: 2018-03-29 00:24:36
Document Modified: 2018-03-29 00:24:36
CategoryRegulatory Information
CollectionFederal Register
sudoc ClassAE 2.7:
GS 4.107:
AE 2.106:
PublisherOffice of the Federal Register, National Archives and Records Administration
SectionProposed Rules
ActionProposed rule.
DatesComments must be received on or before April 30, 2018.
ContactCharmagne Ackerman, Environmental Engineer, Air Permits Section, Air Programs Branch (AR-18J), Environmental Protection Agency, Region 5, 77 West Jackson Boulevard, Chicago, Illinois 60604, (312) 886-0448, [email protected]
FR Citation83 FR 13457 
CFR AssociatedEnvironmental Protection; Air Pollution Control; Carbon Monoxide; Incorporation by Reference; Intergovernmental Relations; Nitrogen Dioxide; Particulate Matter; Reporting and Recordkeeping Requirements; Sulfur Oxides and Volatile Organic Compounds

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