82_FR_39237 82 FR 39079 - Approval and Promulgation of Implementation Plans; South Carolina; Regional Haze State Implementation Plan

82 FR 39079 - Approval and Promulgation of Implementation Plans; South Carolina; Regional Haze State Implementation Plan

ENVIRONMENTAL PROTECTION AGENCY

Federal Register Volume 82, Issue 158 (August 17, 2017)

Page Range39079-39083
FR Document2017-17222

The Environmental Protection Agency (EPA) is issuing a supplement to its proposed approval of a revision to the South Carolina State Implementation Plan (SIP) submitted by the State of South Carolina through the South Carolina Department of Health and Environmental Control (SC DHEC) on December 28, 2012. South Carolina's SIP revision (Progress Report) addresses requirements of the Clean Air Act (CAA or Act) and EPA's rules that require each state to submit periodic reports describing progress towards reasonable progress goals (RPGs) established for regional haze and a determination of the adequacy of the state's existing SIP addressing regional haze (regional haze plan). EPA's proposed approval of South Carolina's Progress Report was published in the Federal Register on January 17, 2014. This supplemental proposal addresses the potential effects on EPA's proposed approval from the April 29, 2014, decision of the United States Supreme Court (Supreme Court) remanding to the United States Court of Appeals for the District of Columbia Circuit (D.C. Circuit) EPA's Cross-State Air Pollution Rule (CSAPR) for further proceedings and the D.C. Circuit's July 28, 2015, decision on remand.

Federal Register, Volume 82 Issue 158 (Thursday, August 17, 2017)
[Federal Register Volume 82, Number 158 (Thursday, August 17, 2017)]
[Proposed Rules]
[Pages 39079-39083]
From the Federal Register Online  [www.thefederalregister.org]
[FR Doc No: 2017-17222]


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ENVIRONMENTAL PROTECTION AGENCY

40 CFR Part 52

[EPA-R04-OAR-2013-0389; FRL-9966-16-Region 4]


Approval and Promulgation of Implementation Plans; South 
Carolina; Regional Haze State Implementation Plan

AGENCY: Environmental Protection Agency (EPA).

ACTION: Proposed rule; supplemental.

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SUMMARY: The Environmental Protection Agency (EPA) is issuing a 
supplement to its proposed approval of a revision to the South Carolina 
State Implementation Plan (SIP) submitted by the State of South 
Carolina through the South Carolina Department of Health and 
Environmental Control (SC DHEC) on December 28, 2012. South Carolina's 
SIP revision (Progress Report) addresses requirements of the Clean Air 
Act (CAA or Act) and EPA's rules that require each state to submit 
periodic reports describing progress towards reasonable progress goals 
(RPGs) established for regional haze and a determination of the 
adequacy of the state's existing SIP addressing regional haze (regional 
haze plan). EPA's proposed approval of South Carolina's Progress Report 
was published in the Federal Register on January 17, 2014. This 
supplemental proposal addresses the potential effects on EPA's proposed 
approval from the April 29, 2014, decision of the United States Supreme 
Court (Supreme Court) remanding to the United States Court of Appeals 
for the District of Columbia Circuit (D.C. Circuit) EPA's Cross-State 
Air Pollution Rule (CSAPR) for further proceedings and the D.C. 
Circuit's July 28, 2015, decision on remand.

DATES: Comments must be received on or before September 18, 2017.

ADDRESSES: Submit your comments, identified by Docket ID No. EPA-R04-
OAR-2013-0389 at http://www.regulations.gov. Follow the online 
instructions for submitting comments. Once submitted, comments cannot 
be edited or removed from Regulations.gov. 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 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, 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: Michele Notarianni, Air Regulatory 
Management Section, Air Planning and Implementation Branch, Air, 
Pesticides and Toxics Management Division, U.S. Environmental 
Protection Agency, Region 4, 61 Forsyth Street SW., Atlanta, Georgia 
30303-8960. Ms. Notarianni can be reached via telephone at (404) 562-
9031 and via electronic mail at [email protected].

SUPPLEMENTARY INFORMATION: 

I. Background

    Each state is required to submit a progress report in the form of a 
SIP revision during the first implementation period that evaluates 
progress towards the RPGs for each mandatory Class I federal area 
(Class I area) \1\ within the state and in each mandatory Class I area 
outside the state that may be affected by emissions from within the 
state. See 40 CFR 51.308(g). In addition, the provisions under 40 CFR 
51.308(h) require states to submit, at the same time as the progress 
report, a determination of the adequacy of the state's existing 
regional haze plan. The first progress report is due five years after 
submittal of the initial regional haze plan.
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    \1\ Areas designated as mandatory Class I federal areas consist 
of national parks exceeding 6000 acres, wilderness areas and 
national memorial parks exceeding 5000 acres, and all international 
parks that were in existence on August 7, 1977. 42 U.S.C. 7472(a). 
These areas are listed at 40 CFR part 81, subpart D.
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    SC DHEC submitted its first regional haze plan on December 17, 
2007, and submitted its Progress Report on December 28, 2012. The 
Progress Report and accompanying cover letter included a determination 
that South Carolina's existing regional haze plan requires no 
substantive revision to achieve the established regional haze 
visibility improvement and emissions reduction goals for 2018. EPA 
proposed to find that the State's Progress Report satisfied the 
requirements of 40 CFR 51.308(g) and (h) in a notice of proposed 
rulemaking (NPRM) published on January 17, 2014 (79 FR 3147). Today's 
notice supplements that 2014 NPRM by more fully explaining and 
soliciting comment on the basis for the Agency's proposed approval as 
it relates to the Clean Air Interstate Rule (CAIR) and CSAPR.

II. Summary of South Carolina's Progress Report and EPA's 2014 NPRM

    In accordance with requirements in EPA's Regional Haze Rule (RHR), 
South Carolina's Progress Report describes the progress made towards 
the RPGs of Class I areas in and outside South Carolina that are 
affected by emissions from South Carolina's sources.\2\ See 40 CFR 
51.308(g). This Progress Report also included an assessment of whether 
South Carolina's existing regional haze plan is sufficient to allow it 
and other nearby states with Class I areas to achieve their RPGs by the 
end of the first implementation period. See 40 CFR 51.308(h). In the 
2014 NPRM, EPA proposed to approve the State's Progress Report as 
adequately addressing 40 CFR

[[Page 39080]]

51.308(g) and (h). EPA's proposed conclusions in the 2014 NPRM 
regarding South Carolina's Progress Report are briefly summarized 
below.
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    \2\ EPA promulgated a rule to address regional haze, the RHR, on 
July 1, 1999. See 64 FR 35713. The RHR revised the existing 
visibility regulations to integrate into the regulation provisions 
addressing regional haze impairment and established a comprehensive 
visibility protection program for Class I areas. See 40 CFR 51.308 
and 51.309. EPA revised the RHR on January 10, 2017. See 82 FR 3078.
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    South Carolina's Progress Report included a description of the 
status of measures in its regional haze plan; a summary of the 
emissions reductions achieved; an assessment of the visibility 
conditions for Cape Romain Wilderness Area, the only Class I area in 
the State; an analysis of the changes in emissions from sources and 
activities within the State; an assessment of any significant changes 
in anthropogenic emissions within or outside the State that have 
limited or impeded visibility improvement progress in Class I areas 
impacted by the State's sources; an assessment of the sufficiency of 
the regional haze plan to enable South Carolina and states affected by 
South Carolina's sources to meet the RPGs for their Class I areas; and 
a review of the State's visibility monitoring strategy. As explained in 
the 2014 NPRM, EPA proposed to find that South Carolina's Progress 
Report adequately addressed the applicable provisions under 40 CFR 
51.308(g).
    In addition, South Carolina simultaneously submitted a 
determination pursuant to 40 CFR 51.308(h) that its regional haze plan 
is sufficient to enable the State and states affected by South 
Carolina's sources to achieve the RPGs for Class I areas affected by 
South Carolina's sources. The State also declared that further revision 
of the existing regional haze plan was not needed at that time. As 
explained in detail in the 2014 NPRM, EPA proposed to determine that 
South Carolina had adequately addressed 40 CFR 51.308(h) because 
visibility has improved at Cape Romain; sulfur dioxide (SO2) 
emissions from the State's sources have decreased beyond original 
projections; \3\ additional electric generating unit (EGU) control 
measures not relied upon in the State's regional haze plan have 
occurred or will occur in the implementation period; and the 
SO2 emissions from EGUs in South Carolina are already below 
the levels projected for 2018 in the regional haze plan and are 
expected to continue to trend downward, as will the SO2 
emissions from EGUs in the other VISTAS states. In the 2014 NPRM, EPA 
proposed to approve South Carolina's Progress Report SIP as meeting the 
requirements of 40 CFR 51.308(g) and (h).
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    \3\ In its regional haze plan and Progress Report, South 
Carolina focused its assessment on SO2 emissions from 
EGUs because the regional planning organization, the Visibility 
Improvement State and Tribal Association of the Southeast (VISTAS), 
determined that sulfates accounted for more than 70 percent of the 
visibility-impairing pollution in the Southeast and that 
SO2 point source emissions in 2018 represent more than 95 
percent of the total SO2 emissions inventory. In its 
Progress Report, South Carolina states that sulfates continue to be 
the biggest single contributor to regional haze at Cape Romain.
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III. Impact of CAIR and CSAPR on South Carolina's Progress Report

    Decisions by the courts regarding EPA rules addressing the 
interstate transport of pollutants have had a substantial impact on 
EPA's review of the regional haze plans of many states. In 2005, EPA 
issued regulations allowing states to rely on CAIR to meet certain 
requirements of the RHR. See 70 FR 39104 (July 6, 2005).\4\ Like many 
other states subject to CAIR, South Carolina relied on CAIR in its 
regional haze plan to meet certain requirements of the RHR, including 
the criteria for alternatives to the best available retrofit technology 
(BART) requirements for emissions of SO2 and nitrogen oxides 
(NOX) from certain EGUs in the State. This reliance was 
consistent with EPA's regulations. See 70 FR 39104 (July 6, 2005). 
However, in 2008, the D.C. Circuit remanded CAIR to EPA without vacatur 
to preserve the environmental benefits provided by the rule. North 
Carolina v. EPA, 550 F.3d 1176, 1178 (D.C. Cir. 2008). On August 8, 
2011 (76 FR 48208), acting on the D.C. Circuit's remand, EPA 
promulgated CSAPR to replace CAIR and issued Federal Implementation 
Plans (FIPs) to implement the rule in CSAPR-subject states.\5\ 
Implementation of CSAPR was scheduled to begin on January 1, 2012, when 
CSAPR would have superseded the CAIR program. However, numerous parties 
filed petitions for review of CSAPR, and at the end of 2011, the D.C. 
Circuit issued an order staying CSAPR pending resolution of the 
petitions and directing EPA to continue to administer CAIR. Order of 
December 30, 2011, in EME Homer City Generation, L.P. v. EPA, D.C. Cir. 
No. 11-1302.
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    \4\ CAIR created regional cap-and-trade programs to reduce 
SO2 and NOX emissions in 27 eastern states, 
including South Carolina, that contributed to downwind nonattainment 
and maintenance of the 1997 8-hour ozone National Ambient Air 
Quality Standards (NAAQS) and/or the 1997 fine particulate matter 
(PM2.5) NAAQS. See 70 FR 25162 (May 12, 2005).
    \5\ CSAPR requires 27 Eastern states to limit their statewide 
emissions of SO2 and/or NOX in order to 
mitigate transported air pollution unlawfully impacting other 
states' ability to attain or maintain four NAAQS: The 1997 ozone 
NAAQS, the 1997 annual PM2.5 NAAQS, the 2006 24-hour 
PM2.5 NAAQS, and the 2008 8-hour ozone NAAQS. The CSAPR 
emissions limitations are defined in terms of maximum statewide 
budgets for emissions of annual SO2, annual 
NOX, and/or ozone-season NOx by each covered state's 
large EGUs.
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    On June 28, 2012 (77 FR 38509), EPA finalized a limited approval of 
South Carolina's regional haze plan addressing the first implementation 
period for regional haze. In a separate action, published on June 7, 
2012 (77 FR 33642), EPA finalized a limited disapproval of regional 
haze plans from South Carolina and several other states because these 
plans relied on CAIR to meet certain regional haze requirements, and 
also amended the Regional Haze Rule to provide that participation by a 
state's EGUs in a CSAPR trading program for a given pollutant--either a 
CSAPR federal trading program implemented through a CSAPR FIP or an 
integrated CSAPR state trading program implemented through an approved 
CSAPR SIP revision--qualifies as a BART alternative for those EGUs for 
that pollutant.\6\ See 40 CFR 51.308(e)(4). In that same June 7, 2012, 
action, EPA also finalized FIPs to replace reliance on CAIR with 
reliance on CSAPR to address deficiencies in CAIR-dependent regional 
haze plans of several states, including South Carolina's regional haze 
plan.
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    \6\ Legal challenges to the CSAPR Better-than-BART rule from 
state, industry, and other petitioners are pending. Utility Air 
Regulatory Group v. EPA, No. 12-1342 (D.C. Cir. filed August 6, 
2012).
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    Following these EPA actions, however, the D.C. Circuit issued a 
decision in EME Homer City Generation, L.P. v. EPA, 696 F.3d 7 (D.C. 
Cir. 2012), vacating and remanding CSAPR to EPA and ordering continued 
implementation of CAIR pending the promulgation of a valid replacement. 
On April 29, 2014, the Supreme Court reversed the D.C. Circuit's 
decision on CSAPR and remanded the case to the D.C. Circuit to resolve 
remaining issues in accordance with the high court's ruling.\7\ EPA v. 
EME Homer City Generation, L.P., 134 S. Ct. 1584 (2014). On remand, the 
D.C. Circuit affirmed CSAPR in most respects, but invalidated without 
vacating some of the CSAPR budgets for a number of states. EME Homer 
City Generation, L.P. v. EPA, 795 F.3d 118

[[Page 39081]]

(D.C. Cir. 2015). The remanded budgets include the Phase 2 
SO2 emissions budget and ozone-season NOX budget 
for South Carolina. The CSAPR litigation ultimately delayed 
implementation of the rule for three years, from January 1, 2012, when 
CSAPR's cap-and-trade programs were originally scheduled to replace the 
CAIR cap-and-trade programs, to January 1, 2015. Thus, the rule's Phase 
2 budgets, originally promulgated to begin on January 1, 2014, took 
effect on January 1, 2017.
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    \7\ After the Supreme Court's decision, EPA filed a motion to 
lift the stay on CSAPR and asked the D.C. Circuit to toll CSAPR's 
compliance deadlines by three years, so that the Phase 1 emissions 
budgets apply in 2015 and 2016 (instead of 2012 and 2013), and the 
Phase 2 emissions budgets apply in 2017 and beyond (instead of 2014 
and beyond). On October 23, 2014, the D.C. Circuit granted EPA's 
motion. Order of October 23, 2014, in EME Homer City Generation, 
L.P. v. EPA, D.C. Cir. No. 11-1302. EPA subsequently issued an 
interim final rule to clarify how EPA would implement CSAPR 
consistent with the D.C. Circuit's order lifting the stay and 
tolling the rule's deadlines. See 79 FR 71663 (December 3, 2014) 
(interim final rulemaking). Pursuant to the interim final 
rulemaking, EPA began implementation of CSAPR on January 1, 2015.
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    On May 26, 2017, South Carolina submitted a draft SIP revision for 
parallel processing that adopts provisions for participation in the 
CSAPR annual NOX and annual SO2 trading programs, 
including annual NOX and annual SO2 budgets that 
are equal to the budgets for South Carolina in EPA's CSAPR FIP. EPA 
signed a NPRM on July 28, 2017 proposing to approve the SIP revision. 
As approval of that SIP revision would eliminate South Carolina's 
remanded federally-established Phase 2 SO2 budget, it is 
EPA's opinion that finalization of approval of that action would 
address the judicial remand of South Carolina's federally-established 
Phase 2 SO2 budget.\8\
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    \8\ On September 7, 2016, EPA finalized an update to the CSAPR 
ozone-season program. See 81 FR 74504 (October 26, 2016). The update 
addresses summertime transport of ozone pollution in the eastern 
United States that crosses state lines to help downwind states and 
communities meet and maintain the 2008 8-hour ozone NAAQS and 
addresses the remanded Phase 2 ozone season NOX budgets. 
The update withdraws the remanded ozone-season NOX 
budgets, sets new Phase 2 CSAPR ozone season NOX 
emissions budgets for eight of the eleven states with remanded 
budgets, and removes the other three states from the CSAPR ozone 
season NOX trading program.
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    CAIR was in effect at the time that South Carolina submitted its 
Progress Report on December 28, 2012, and the State included an 
assessment of the emission reductions from the implementation of CAIR 
in its report. South Carolina's Progress Report discussed the status of 
the litigation concerning CAIR and CSAPR, but because CSAPR was not at 
that time in effect, South Carolina did not take actual emissions 
reductions from CSAPR into account in assessing its regional haze plan. 
For the same reason, in the 2014 NPRM, EPA did not assess at that time 
the impact of CSAPR nor the CSAPR FIP on the abilities of South 
Carolina and its neighbors to meet their RPGs.
    The purpose of this supplemental proposal is to seek comment on the 
effect of the D.C. Circuit's 2015 decision on the Agency's assessment 
of South Carolina's Progress Report and the State's determination that 
its existing regional haze plan need not be revised at this time. Given 
the complex background summarized above, EPA is proposing to determine 
that South Carolina appropriately took CAIR into account in its 
Progress Report. CAIR was in effect during the 2007-2011 period 
addressed by South Carolina's Progress Report. EPA approved South 
Carolina's regulations implementing CAIR as part of the South Carolina 
SIP on October 16, 2009 (74 FR 53167), and at the time of submission of 
its Progress Report, neither South Carolina nor EPA had taken any 
action to remove CAIR from the South Carolina SIP. See 40 CFR 
52.2120(c). Therefore, EPA proposes to find that South Carolina 
appropriately evaluated and relied on CAIR reductions to demonstrate 
the State's progress towards meeting its RPGs.
    The State's Progress Report also demonstrated that Class I areas in 
other states impacted by South Carolina sources were on track to meet 
their RPGs as discussed in the 2014 NPRM. See 79 FR 3151. EPA's 
intention in requiring the progress reports pursuant to 40 CFR 
51.308(g) was to ensure that emission management measures in the 
regional haze plans are being implemented on schedule and that 
visibility improvement appears to be consistent with the RPGs. See 64 
FR 35713, 35747 (July 1, 1999). CAIR was in effect in South Carolina 
through 2014, providing the emission reductions relied upon in South 
Carolina's regional haze plan. Thus, EPA is proposing to determine that 
South Carolina appropriately took into account CAIR reductions in 
assessing the implementation of measures in the regional haze plan for 
the 2007-2011 timeframe, and EPA believes that it is appropriate to 
rely on CAIR emission reductions for purposes of assessing the adequacy 
of South Carolina's Progress Report demonstrating progress during this 
timeframe because CAIR remained effective and provided the requisite 
emission reductions.
    In addition, EPA also believes that reliance upon CAIR reductions 
to show South Carolina's progress towards meeting its RPGs from 2007-
2011 is consistent with the Agency's prior actions. During the 
continued implementation of CAIR per the direction of the D.C. Circuit 
through October 2014, EPA approved redesignations of areas to 
attainment of the 1997 PM2.5 NAAQS in which states relied on 
CAIR as an ``enforceable measure.'' See 77 FR 76415 (December 28, 2012) 
(redesignation of Huntingdon-Ashland, West Virginia); 78 FR 59841 
(September 30, 2013) (redesignation of Wheeling, West Virginia); and 78 
FR 56168 (September 12, 2013) (redesignation of Parkersburg, West 
Virginia). While EPA did previously state in a rulemaking action on the 
Florida regional haze plan that a five-year progress report may be the 
appropriate time to address changes, if necessary, for RPG 
demonstrations and long term strategies, EPA does not believe that the 
implementation of CSAPR impacts the adequacy of the South Carolina 
regional haze plan to address reasonable progress from 2007 through 
2011 or to meet requirements in 40 CFR 51.308(g) and (h) because CAIR 
was implemented during the time period evaluated by South Carolina for 
its Progress Report. See generally 77 FR 73369, 73371 (December 10, 
2012) (proposed action on the Florida regional haze plan).
    EPA's December 3, 2014, interim final rule sunset CAIR compliance 
requirements on a schedule coordinated with the implementation of CSAPR 
compliance requirements. Because CSAPR should result in greater 
emissions reductions of SO2 and NOX than CAIR 
throughout the affected region, including in South Carolina and 
neighboring states, EPA expects South Carolina to maintain and continue 
its progress towards its RPGs for 2018 through continued, and 
additional, SO2 and NOX reductions. See generally 
August 8, 2011 (76 FR 48208) (promulgating CSAPR). Although the 
implementation of CSAPR was tolled for three years, the Rule is now 
being implemented, and by 2018, the endpoint for calculating RPGs for 
the first regional haze implementation period, CSAPR will reduce 
emissions of SO2 and NOX from EGUs in South 
Carolina by the same amount assumed by EPA when it issued the CSAPR FIP 
for South Carolina in June 2012. See 76 FR 48208 (CSAPR promulgation), 
and 77 FR 33642 (limited disapproval of South Carolina regional haze 
plan and FIP for South Carolina for certain regional haze 
requirements).
    At the present time, the requirements of CSAPR apply to sources in 
South Carolina under the terms of a FIP. If EPA approves South 
Carolina's May 26, 2017, SIP revision that incorporates the CSAPR 
requirements into its SIP, the requirements of CSAPR for annual 
NOX and SO2 emissions will apply to sources in 
the State through its SIP at budget levels equal to those in the CSAPR 
FIP. The RHR requires an assessment of whether the current 
``implementation plan'' is sufficient to enable the states to meet all 
established RPGs under 40 CFR 51.308(g). The term ``implementation

[[Page 39082]]

plan'' is defined for purposes of the RHR to mean ``any [SIP], [FIP], 
or Tribal Implementation Plan.'' See 40 CFR 51.301. EPA is, therefore, 
proposing to determine that the Agency may consider measures in any 
issued FIP as well as those in a state's regional haze plan in 
assessing the adequacy of the ``existing implementation plan'' under 40 
CFR 51.308(g)(6) and (h). Because CSAPR will ensure the control of 
SO2 and NOX emissions reductions relied upon by 
South Carolina and other states in setting their RPGs beginning in 
January 2015 at least through the remainder of the first implementation 
period in 2018, EPA is proposing to approve South Carolina's finding 
that there is no need for revision of the existing implementation plan 
for South Carolina to achieve the RPGs for Cape Romain and the Class I 
areas impacted by South Carolina sources.
    EPA notes that the RHR provides for periodic evaluation and 
assessment of a state's reasonable progress towards achieving the 
national goal of natural visibility conditions under the CAA section 
169A(b). The regional haze regulations at 40 CFR 51.308 required states 
to submit initial SIPs in 2007 providing for reasonable progress 
towards the national goal for the first implementation period from 2008 
through 2018. See 40 CFR 51.308(b). Pursuant to 40 CFR 51.308(f), SIP 
revisions reassessing each state's reasonable progress towards the 
national visibility goal are due by July 31, 2021, July 31, 2028, and 
every ten years thereafter. For such subsequent regional haze plans, 40 
CFR 51.308(f) requires each state to reassess its reasonable progress 
and all the elements of its regional haze plan required by 40 CFR 
51.308(d), taking into account improvements in monitors and control 
technology, assessing the state's actual progress and effectiveness of 
its long term strategy, and revising RPGs as necessary. See 40 CFR 
51.308(f)(1)-(3). Therefore, South Carolina has the opportunity to 
reassess its RPGs and the adequacy of its regional haze plan, including 
its reliance first upon CAIR and now upon CSAPR for emission reductions 
from EGUs, when it prepares and submits its second regional haze plan 
to cover the implementation period from 2018 through 2028. As discussed 
in the 2014 NPRM and in South Carolina's Progress Report, emissions of 
SO2 from EGUs are below original projections for 2018. In 
addition, the visibility data provided by South Carolina show that Cape 
Romain is currently on track to achieve its RPGs.

IV. Summary of Reproposal

    In summary, EPA proposes to approve South Carolina's Progress 
Report. EPA solicits comments on this supplemental proposal, but only 
with respect to the specific issues raised in this notice concerning 
the Agency's interpretation of the term ``implementation plan'' in the 
RHR, and EPA's proposed agreement with South Carolina's assessment that 
the current regional haze plan for South Carolina, in combination with 
EPA's CSAPR FIP or an approved CSAPR SIP, need not be revised at this 
time to achieve the established RPGs for South Carolina and other 
impacted states in light of the status of CAIR through 2014 and CSAPR 
starting in 2015. EPA is not reopening the comment period on any other 
aspect of the January 17, 2014, NPRM as an adequate opportunity to 
comment on those issues has already been provided. The purpose of this 
supplemental proposal is limited to review of South Carolina's Progress 
Report in light of the D.C. Circuit's 2015 ruling on CSAPR. This 
supplemental proposal reflects EPA's desire for public input into how 
it should proceed in light of this decision when acting on the State's 
pending Progress Report, in particular the requirements that the State 
assess whether the current implementation plan is sufficient to ensure 
that RPGs are met. See 40 CFR 51.308(g) and (h).\9\
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    \9\ EPA previously determined that CSAPR (like CAIR before it) 
was ``better than BART'' because it would achieve greater reasonable 
progress toward the national goal than would source-specific BART. 
See 77 FR 33642 (June 7, 2012). EPA is not taking comment in this 
supplemental proposal on whether the South Carolina regional haze 
plan meets the BART requirements or whether CSAPR is an alternative 
measure to source-specific BART in accordance with 40 CFR 
52.301(e)(2).
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V. Statutory and Executive Order Reviews

    Under the CAA, the Administrator is required to approve a SIP 
submission that complies with the provisions of the Act and applicable 
federal regulations. See 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 Act. Accordingly, this 
proposed action merely proposes to approve state law as meeting federal 
requirements and does not impose additional requirements beyond those 
imposed by state law. For that reason, this proposed 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);
     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 mandates or significantly or 
uniquely affect small governments, as described 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 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, this proposed rule for South Carolina does not have 
Tribal implications as specified by Executive Order 13175 (65 FR 67249, 
November 9, 2000), because it does not have substantial direct effects 
on an Indian Tribe. The Catawba Indian Nation Reservation is located 
within the state of South Carolina. Pursuant to the Catawba Indian 
Claims Settlement Act, S.C. Code Ann. 27-16-120, ``all state and local 
environmental laws and regulations apply to the [Catawba Indian Nation] 
and Reservation and are fully enforceable by all relevant state and 
local agencies and authorities.'' EPA notes this action will not impose 
substantial direct costs on Tribal governments or preempt Tribal law.

List of Subjects in 40 CFR Part 52

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

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


[[Page 39083]]


    Dated: August 4, 2017.
V. Anne Heard,
Acting Regional Administrator, Region 4.
[FR Doc. 2017-17222 Filed 8-16-17; 8:45 am]
 BILLING CODE 6560-50-P



                                                                        Federal Register / Vol. 82, No. 158 / Thursday, August 17, 2017 / Proposed Rules                                                 39079

                                                  Atlanta, Georgia 30303–8960. The                        plan). EPA’s proposed approval of                     federal area (Class I area) 1 within the
                                                  telephone number is (404) 562–9222.                     South Carolina’s Progress Report was                  state and in each mandatory Class I area
                                                  Ms. Sheckler can also be reached via                    published in the Federal Register on                  outside the state that may be affected by
                                                  electronic mail at sheckler.kelly@                      January 17, 2014. This supplemental                   emissions from within the state. See 40
                                                  epa.gov.                                                proposal addresses the potential effects              CFR 51.308(g). In addition, the
                                                  SUPPLEMENTARY INFORMATION:        In the                on EPA’s proposed approval from the                   provisions under 40 CFR 51.308(h)
                                                  Final Rules Section of this Federal                     April 29, 2014, decision of the United                require states to submit, at the same
                                                  Register, EPA is approving the State’s                  States Supreme Court (Supreme Court)                  time as the progress report, a
                                                  implementation plan revision as a direct                remanding to the United States Court of               determination of the adequacy of the
                                                  final rule without prior proposal                       Appeals for the District of Columbia                  state’s existing regional haze plan. The
                                                  because the Agency views this as a                      Circuit (D.C. Circuit) EPA’s Cross-State              first progress report is due five years
                                                                                                          Air Pollution Rule (CSAPR) for further                after submittal of the initial regional
                                                  noncontroversial submittal and
                                                                                                          proceedings and the D.C. Circuit’s July               haze plan.
                                                  anticipates no adverse comments. A
                                                                                                          28, 2015, decision on remand.                            SC DHEC submitted its first regional
                                                  detailed rationale for the approval is set                                                                    haze plan on December 17, 2007, and
                                                  forth in the direct final rule. If no                   DATES: Comments must be received on                   submitted its Progress Report on
                                                  adverse comments are received in                        or before September 18, 2017.                         December 28, 2012. The Progress Report
                                                  response to this rule, no further activity                                                                    and accompanying cover letter included
                                                  is contemplated. If EPA receives adverse                ADDRESSES:   Submit your comments,
                                                                                                                                                                a determination that South Carolina’s
                                                  comments, the direct final rule will be                 identified by Docket ID No. EPA–R04–
                                                                                                                                                                existing regional haze plan requires no
                                                  withdrawn and all public comments                       OAR–2013–0389 at http://
                                                                                                                                                                substantive revision to achieve the
                                                  received will be addressed in a                         www.regulations.gov. Follow the online
                                                                                                                                                                established regional haze visibility
                                                  subsequent final rule based on this                     instructions for submitting comments.                 improvement and emissions reduction
                                                  proposed rule. EPA will not institute a                 Once submitted, comments cannot be                    goals for 2018. EPA proposed to find
                                                  second comment period on this                           edited or removed from Regulations.gov.               that the State’s Progress Report satisfied
                                                  document. Any parties interested in                     EPA may publish any comment received                  the requirements of 40 CFR 51.308(g)
                                                  commenting on this document should                      to its public docket. Do not submit                   and (h) in a notice of proposed
                                                  do so at this time.                                     electronically any information you                    rulemaking (NPRM) published on
                                                    Dated: August 4, 2017.                                consider to be Confidential Business                  January 17, 2014 (79 FR 3147). Today’s
                                                  V. Anne Heard,
                                                                                                          Information (CBI) or other information                notice supplements that 2014 NPRM by
                                                                                                          whose disclosure is restricted by statute.            more fully explaining and soliciting
                                                  Acting Regional Administrator, Region 4.
                                                                                                          Multimedia submissions (audio, video,                 comment on the basis for the Agency’s
                                                  [FR Doc. 2017–17239 Filed 8–16–17; 8:45 am]
                                                                                                          etc.) must be accompanied by a written                proposed approval as it relates to the
                                                  BILLING CODE 6560–50–P
                                                                                                          comment. The written comment is                       Clean Air Interstate Rule (CAIR) and
                                                                                                          considered the official comment and                   CSAPR.
                                                                                                          should include discussion of all points
                                                  ENVIRONMENTAL PROTECTION                                                                                      II. Summary of South Carolina’s
                                                                                                          you wish to make. EPA will generally
                                                  AGENCY                                                                                                        Progress Report and EPA’s 2014 NPRM
                                                                                                          not consider comments or comment
                                                  40 CFR Part 52                                          contents located outside of the primary                  In accordance with requirements in
                                                                                                          submission (i.e., on the web, cloud, or               EPA’s Regional Haze Rule (RHR), South
                                                  [EPA–R04–OAR–2013–0389; FRL–9966–16–                    other file sharing system). For                       Carolina’s Progress Report describes the
                                                  Region 4]                                                                                                     progress made towards the RPGs of
                                                                                                          additional submission methods, the full
                                                                                                          EPA public comment policy,                            Class I areas in and outside South
                                                  Approval and Promulgation of
                                                                                                          information about CBI or multimedia                   Carolina that are affected by emissions
                                                  Implementation Plans; South Carolina;
                                                                                                          submissions, and general guidance on                  from South Carolina’s sources.2 See 40
                                                  Regional Haze State Implementation
                                                                                                          making effective comments, please visit               CFR 51.308(g). This Progress Report also
                                                  Plan
                                                                                                          http://www2.epa.gov/dockets/                          included an assessment of whether
                                                  AGENCY:  Environmental Protection                       commenting-epa-dockets.                               South Carolina’s existing regional haze
                                                  Agency (EPA).                                                                                                 plan is sufficient to allow it and other
                                                                                                          FOR FURTHER INFORMATION CONTACT:                      nearby states with Class I areas to
                                                  ACTION: Proposed rule; supplemental.
                                                                                                          Michele Notarianni, Air Regulatory                    achieve their RPGs by the end of the
                                                  SUMMARY:   The Environmental Protection                 Management Section, Air Planning and                  first implementation period. See 40 CFR
                                                  Agency (EPA) is issuing a supplement to                 Implementation Branch, Air, Pesticides                51.308(h). In the 2014 NPRM, EPA
                                                  its proposed approval of a revision to                  and Toxics Management Division, U.S.                  proposed to approve the State’s Progress
                                                  the South Carolina State                                Environmental Protection Agency,                      Report as adequately addressing 40 CFR
                                                  Implementation Plan (SIP) submitted by                  Region 4, 61 Forsyth Street SW.,
                                                  the State of South Carolina through the                 Atlanta, Georgia 30303–8960. Ms.                        1 Areas designated as mandatory Class I federal

                                                  South Carolina Department of Health                     Notarianni can be reached via telephone               areas consist of national parks exceeding 6000
                                                                                                                                                                acres, wilderness areas and national memorial parks
                                                  and Environmental Control (SC DHEC)                     at (404) 562–9031 and via electronic                  exceeding 5000 acres, and all international parks
                                                  on December 28, 2012. South Carolina’s                  mail at notarianni.michele@epa.gov.                   that were in existence on August 7, 1977. 42 U.S.C.
                                                  SIP revision (Progress Report) addresses                                                                      7472(a). These areas are listed at 40 CFR part 81,
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                                                                                                          SUPPLEMENTARY INFORMATION:                            subpart D.
                                                  requirements of the Clean Air Act (CAA                                                                          2 EPA promulgated a rule to address regional
                                                  or Act) and EPA’s rules that require                    I. Background                                         haze, the RHR, on July 1, 1999. See 64 FR 35713.
                                                  each state to submit periodic reports                                                                         The RHR revised the existing visibility regulations
                                                  describing progress towards reasonable                    Each state is required to submit a                  to integrate into the regulation provisions
                                                  progress goals (RPGs) established for                   progress report in the form of a SIP                  addressing regional haze impairment and
                                                                                                          revision during the first implementation              established a comprehensive visibility protection
                                                  regional haze and a determination of the                                                                      program for Class I areas. See 40 CFR 51.308 and
                                                  adequacy of the state’s existing SIP                    period that evaluates progress towards                51.309. EPA revised the RHR on January 10, 2017.
                                                  addressing regional haze (regional haze                 the RPGs for each mandatory Class I                   See 82 FR 3078.



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                                                  39080                 Federal Register / Vol. 82, No. 158 / Thursday, August 17, 2017 / Proposed Rules

                                                  51.308(g) and (h). EPA’s proposed                       trend downward, as will the SO2                            On June 28, 2012 (77 FR 38509), EPA
                                                  conclusions in the 2014 NPRM                            emissions from EGUs in the other                        finalized a limited approval of South
                                                  regarding South Carolina’s Progress                     VISTAS states. In the 2014 NPRM, EPA                    Carolina’s regional haze plan addressing
                                                  Report are briefly summarized below.                    proposed to approve South Carolina’s                    the first implementation period for
                                                     South Carolina’s Progress Report                     Progress Report SIP as meeting the                      regional haze. In a separate action,
                                                  included a description of the status of                 requirements of 40 CFR 51.308(g) and                    published on June 7, 2012 (77 FR
                                                  measures in its regional haze plan; a                   (h).                                                    33642), EPA finalized a limited
                                                  summary of the emissions reductions                                                                             disapproval of regional haze plans from
                                                  achieved; an assessment of the visibility               III. Impact of CAIR and CSAPR on                        South Carolina and several other states
                                                  conditions for Cape Romain Wilderness                   South Carolina’s Progress Report                        because these plans relied on CAIR to
                                                  Area, the only Class I area in the State;                                                                       meet certain regional haze requirements,
                                                                                                             Decisions by the courts regarding EPA
                                                  an analysis of the changes in emissions                                                                         and also amended the Regional Haze
                                                  from sources and activities within the                  rules addressing the interstate transport
                                                                                                                                                                  Rule to provide that participation by a
                                                  State; an assessment of any significant                 of pollutants have had a substantial
                                                                                                                                                                  state’s EGUs in a CSAPR trading
                                                  changes in anthropogenic emissions                      impact on EPA’s review of the regional
                                                                                                                                                                  program for a given pollutant—either a
                                                  within or outside the State that have                   haze plans of many states. In 2005, EPA                 CSAPR federal trading program
                                                  limited or impeded visibility                           issued regulations allowing states to rely              implemented through a CSAPR FIP or
                                                  improvement progress in Class I areas                   on CAIR to meet certain requirements of                 an integrated CSAPR state trading
                                                  impacted by the State’s sources; an                     the RHR. See 70 FR 39104 (July 6,                       program implemented through an
                                                  assessment of the sufficiency of the                    2005).4 Like many other states subject to               approved CSAPR SIP revision—
                                                  regional haze plan to enable South                      CAIR, South Carolina relied on CAIR in                  qualifies as a BART alternative for those
                                                  Carolina and states affected by South                   its regional haze plan to meet certain                  EGUs for that pollutant.6 See 40 CFR
                                                  Carolina’s sources to meet the RPGs for                 requirements of the RHR, including the                  51.308(e)(4). In that same June 7, 2012,
                                                  their Class I areas; and a review of the                criteria for alternatives to the best                   action, EPA also finalized FIPs to
                                                  State’s visibility monitoring strategy. As              available retrofit technology (BART)                    replace reliance on CAIR with reliance
                                                  explained in the 2014 NPRM, EPA                         requirements for emissions of SO2 and                   on CSAPR to address deficiencies in
                                                  proposed to find that South Carolina’s                  nitrogen oxides (NOX) from certain                      CAIR-dependent regional haze plans of
                                                  Progress Report adequately addressed                    EGUs in the State. This reliance was                    several states, including South
                                                  the applicable provisions under 40 CFR                  consistent with EPA’s regulations. See                  Carolina’s regional haze plan.
                                                  51.308(g).                                              70 FR 39104 (July 6, 2005). However, in                    Following these EPA actions,
                                                     In addition, South Carolina                          2008, the D.C. Circuit remanded CAIR to                 however, the D.C. Circuit issued a
                                                  simultaneously submitted a                              EPA without vacatur to preserve the                     decision in EME Homer City Generation,
                                                  determination pursuant to 40 CFR                        environmental benefits provided by the                  L.P. v. EPA, 696 F.3d 7 (D.C. Cir. 2012),
                                                  51.308(h) that its regional haze plan is                rule. North Carolina v. EPA, 550 F.3d                   vacating and remanding CSAPR to EPA
                                                  sufficient to enable the State and states               1176, 1178 (D.C. Cir. 2008). On August                  and ordering continued implementation
                                                  affected by South Carolina’s sources to                 8, 2011 (76 FR 48208), acting on the                    of CAIR pending the promulgation of a
                                                  achieve the RPGs for Class I areas                      D.C. Circuit’s remand, EPA promulgated                  valid replacement. On April 29, 2014,
                                                  affected by South Carolina’s sources.                   CSAPR to replace CAIR and issued                        the Supreme Court reversed the D.C.
                                                  The State also declared that further                    Federal Implementation Plans (FIPs) to                  Circuit’s decision on CSAPR and
                                                  revision of the existing regional haze                  implement the rule in CSAPR-subject                     remanded the case to the D.C. Circuit to
                                                  plan was not needed at that time. As                    states.5 Implementation of CSAPR was                    resolve remaining issues in accordance
                                                  explained in detail in the 2014 NPRM,                   scheduled to begin on January 1, 2012,                  with the high court’s ruling.7 EPA v.
                                                  EPA proposed to determine that South                    when CSAPR would have superseded                        EME Homer City Generation, L.P., 134 S.
                                                  Carolina had adequately addressed 40                    the CAIR program. However, numerous                     Ct. 1584 (2014). On remand, the D.C.
                                                  CFR 51.308(h) because visibility has                    parties filed petitions for review of                   Circuit affirmed CSAPR in most
                                                  improved at Cape Romain; sulfur                         CSAPR, and at the end of 2011, the D.C.                 respects, but invalidated without
                                                  dioxide (SO2) emissions from the State’s                Circuit issued an order staying CSAPR                   vacating some of the CSAPR budgets for
                                                  sources have decreased beyond original                  pending resolution of the petitions and                 a number of states. EME Homer City
                                                  projections; 3 additional electric                      directing EPA to continue to administer                 Generation, L.P. v. EPA, 795 F.3d 118
                                                  generating unit (EGU) control measures                  CAIR. Order of December 30, 2011, in
                                                  not relied upon in the State’s regional                 EME Homer City Generation, L.P. v.                         6 Legal challenges to the CSAPR Better-than-

                                                                                                          EPA, D.C. Cir. No. 11–1302.                             BART rule from state, industry, and other
                                                  haze plan have occurred or will occur                                                                           petitioners are pending. Utility Air Regulatory
                                                  in the implementation period; and the                                                                           Group v. EPA, No. 12–1342 (D.C. Cir. filed August
                                                  SO2 emissions from EGUs in South                          4 CAIR created regional cap-and-trade programs to     6, 2012).
                                                  Carolina are already below the levels                   reduce SO2 and NOX emissions in 27 eastern states,         7 After the Supreme Court’s decision, EPA filed
                                                                                                          including South Carolina, that contributed to           a motion to lift the stay on CSAPR and asked the
                                                  projected for 2018 in the regional haze                 downwind nonattainment and maintenance of the           D.C. Circuit to toll CSAPR’s compliance deadlines
                                                  plan and are expected to continue to                    1997 8-hour ozone National Ambient Air Quality          by three years, so that the Phase 1 emissions
                                                                                                          Standards (NAAQS) and/or the 1997 fine                  budgets apply in 2015 and 2016 (instead of 2012
                                                    3 In its regional haze plan and Progress Report,      particulate matter (PM2.5) NAAQS. See 70 FR 25162       and 2013), and the Phase 2 emissions budgets apply
                                                  South Carolina focused its assessment on SO2            (May 12, 2005).                                         in 2017 and beyond (instead of 2014 and beyond).
                                                  emissions from EGUs because the regional planning         5 CSAPR requires 27 Eastern states to limit their     On October 23, 2014, the D.C. Circuit granted EPA’s
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                                                  organization, the Visibility Improvement State and      statewide emissions of SO2 and/or NOX in order to       motion. Order of October 23, 2014, in EME Homer
                                                  Tribal Association of the Southeast (VISTAS),           mitigate transported air pollution unlawfully           City Generation, L.P. v. EPA, D.C. Cir. No. 11–1302.
                                                  determined that sulfates accounted for more than 70     impacting other states’ ability to attain or maintain   EPA subsequently issued an interim final rule to
                                                  percent of the visibility-impairing pollution in the    four NAAQS: The 1997 ozone NAAQS, the 1997              clarify how EPA would implement CSAPR
                                                  Southeast and that SO2 point source emissions in        annual PM2.5 NAAQS, the 2006 24-hour PM2.5              consistent with the D.C. Circuit’s order lifting the
                                                  2018 represent more than 95 percent of the total        NAAQS, and the 2008 8-hour ozone NAAQS. The             stay and tolling the rule’s deadlines. See 79 FR
                                                  SO2 emissions inventory. In its Progress Report,        CSAPR emissions limitations are defined in terms        71663 (December 3, 2014) (interim final
                                                  South Carolina states that sulfates continue to be      of maximum statewide budgets for emissions of           rulemaking). Pursuant to the interim final
                                                  the biggest single contributor to regional haze at      annual SO2, annual NOX, and/or ozone-season NOx         rulemaking, EPA began implementation of CSAPR
                                                  Cape Romain.                                            by each covered state’s large EGUs.                     on January 1, 2015.



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                                                                         Federal Register / Vol. 82, No. 158 / Thursday, August 17, 2017 / Proposed Rules                                            39081

                                                  (D.C. Cir. 2015). The remanded budgets                   Carolina’s Progress Report and the                    (September 30, 2013) (redesignation of
                                                  include the Phase 2 SO2 emissions                        State’s determination that its existing               Wheeling, West Virginia); and 78 FR
                                                  budget and ozone-season NOX budget                       regional haze plan need not be revised                56168 (September 12, 2013)
                                                  for South Carolina. The CSAPR                            at this time. Given the complex                       (redesignation of Parkersburg, West
                                                  litigation ultimately delayed                            background summarized above, EPA is                   Virginia). While EPA did previously
                                                  implementation of the rule for three                     proposing to determine that South                     state in a rulemaking action on the
                                                  years, from January 1, 2012, when                        Carolina appropriately took CAIR into                 Florida regional haze plan that a five-
                                                  CSAPR’s cap-and-trade programs were                      account in its Progress Report. CAIR                  year progress report may be the
                                                  originally scheduled to replace the CAIR                 was in effect during the 2007–2011                    appropriate time to address changes, if
                                                  cap-and-trade programs, to January 1,                    period addressed by South Carolina’s                  necessary, for RPG demonstrations and
                                                  2015. Thus, the rule’s Phase 2 budgets,                  Progress Report. EPA approved South                   long term strategies, EPA does not
                                                  originally promulgated to begin on                       Carolina’s regulations implementing                   believe that the implementation of
                                                  January 1, 2014, took effect on January                  CAIR as part of the South Carolina SIP                CSAPR impacts the adequacy of the
                                                  1, 2017.                                                 on October 16, 2009 (74 FR 53167), and                South Carolina regional haze plan to
                                                     On May 26, 2017, South Carolina                       at the time of submission of its Progress             address reasonable progress from 2007
                                                  submitted a draft SIP revision for                       Report, neither South Carolina nor EPA                through 2011 or to meet requirements in
                                                  parallel processing that adopts                          had taken any action to remove CAIR                   40 CFR 51.308(g) and (h) because CAIR
                                                  provisions for participation in the                      from the South Carolina SIP. See 40 CFR               was implemented during the time
                                                  CSAPR annual NOX and annual SO2                          52.2120(c). Therefore, EPA proposes to                period evaluated by South Carolina for
                                                  trading programs, including annual NOX                   find that South Carolina appropriately                its Progress Report. See generally 77 FR
                                                  and annual SO2 budgets that are equal                    evaluated and relied on CAIR                          73369, 73371 (December 10, 2012)
                                                  to the budgets for South Carolina in                     reductions to demonstrate the State’s                 (proposed action on the Florida regional
                                                  EPA’s CSAPR FIP. EPA signed a NPRM                       progress towards meeting its RPGs.                    haze plan).
                                                  on July 28, 2017 proposing to approve                       The State’s Progress Report also                      EPA’s December 3, 2014, interim final
                                                  the SIP revision. As approval of that SIP                demonstrated that Class I areas in other              rule sunset CAIR compliance
                                                  revision would eliminate South                           states impacted by South Carolina                     requirements on a schedule coordinated
                                                  Carolina’s remanded federally-                           sources were on track to meet their                   with the implementation of CSAPR
                                                  established Phase 2 SO2 budget, it is                    RPGs as discussed in the 2014 NPRM.                   compliance requirements. Because
                                                  EPA’s opinion that finalization of                       See 79 FR 3151. EPA’s intention in                    CSAPR should result in greater
                                                  approval of that action would address                    requiring the progress reports pursuant               emissions reductions of SO2 and NOX
                                                  the judicial remand of South Carolina’s                  to 40 CFR 51.308(g) was to ensure that                than CAIR throughout the affected
                                                  federally-established Phase 2 SO2                        emission management measures in the                   region, including in South Carolina and
                                                  budget.8                                                 regional haze plans are being                         neighboring states, EPA expects South
                                                     CAIR was in effect at the time that                   implemented on schedule and that                      Carolina to maintain and continue its
                                                  South Carolina submitted its Progress                    visibility improvement appears to be                  progress towards its RPGs for 2018
                                                  Report on December 28, 2012, and the                     consistent with the RPGs. See 64 FR                   through continued, and additional, SO2
                                                  State included an assessment of the                      35713, 35747 (July 1, 1999). CAIR was                 and NOX reductions. See generally
                                                  emission reductions from the                             in effect in South Carolina through                   August 8, 2011 (76 FR 48208)
                                                  implementation of CAIR in its report.                    2014, providing the emission reductions               (promulgating CSAPR). Although the
                                                  South Carolina’s Progress Report                         relied upon in South Carolina’s regional              implementation of CSAPR was tolled for
                                                  discussed the status of the litigation                   haze plan. Thus, EPA is proposing to                  three years, the Rule is now being
                                                  concerning CAIR and CSAPR, but                           determine that South Carolina                         implemented, and by 2018, the
                                                  because CSAPR was not at that time in                    appropriately took into account CAIR                  endpoint for calculating RPGs for the
                                                  effect, South Carolina did not take                      reductions in assessing the                           first regional haze implementation
                                                  actual emissions reductions from                         implementation of measures in the                     period, CSAPR will reduce emissions of
                                                  CSAPR into account in assessing its                      regional haze plan for the 2007–2011                  SO2 and NOX from EGUs in South
                                                  regional haze plan. For the same reason,                 timeframe, and EPA believes that it is                Carolina by the same amount assumed
                                                  in the 2014 NPRM, EPA did not assess                     appropriate to rely on CAIR emission                  by EPA when it issued the CSAPR FIP
                                                  at that time the impact of CSAPR nor                     reductions for purposes of assessing the              for South Carolina in June 2012. See 76
                                                                                                           adequacy of South Carolina’s Progress                 FR 48208 (CSAPR promulgation), and
                                                  the CSAPR FIP on the abilities of South
                                                                                                           Report demonstrating progress during                  77 FR 33642 (limited disapproval of
                                                  Carolina and its neighbors to meet their
                                                                                                           this timeframe because CAIR remained                  South Carolina regional haze plan and
                                                  RPGs.
                                                     The purpose of this supplemental                      effective and provided the requisite                  FIP for South Carolina for certain
                                                  proposal is to seek comment on the                       emission reductions.                                  regional haze requirements).
                                                                                                              In addition, EPA also believes that                   At the present time, the requirements
                                                  effect of the D.C. Circuit’s 2015 decision
                                                                                                           reliance upon CAIR reductions to show                 of CSAPR apply to sources in South
                                                  on the Agency’s assessment of South
                                                                                                           South Carolina’s progress towards                     Carolina under the terms of a FIP. If
                                                    8 On September 7, 2016, EPA finalized an update
                                                                                                           meeting its RPGs from 2007–2011 is                    EPA approves South Carolina’s May 26,
                                                  to the CSAPR ozone-season program. See 81 FR             consistent with the Agency’s prior                    2017, SIP revision that incorporates the
                                                  74504 (October 26, 2016). The update addresses           actions. During the continued                         CSAPR requirements into its SIP, the
                                                  summertime transport of ozone pollution in the           implementation of CAIR per the                        requirements of CSAPR for annual NOX
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                                                  eastern United States that crosses state lines to help   direction of the D.C. Circuit through                 and SO2 emissions will apply to sources
                                                  downwind states and communities meet and
                                                  maintain the 2008 8-hour ozone NAAQS and
                                                                                                           October 2014, EPA approved                            in the State through its SIP at budget
                                                  addresses the remanded Phase 2 ozone season NOX          redesignations of areas to attainment of              levels equal to those in the CSAPR FIP.
                                                  budgets. The update withdraws the remanded               the 1997 PM2.5 NAAQS in which states                  The RHR requires an assessment of
                                                  ozone-season NOX budgets, sets new Phase 2               relied on CAIR as an ‘‘enforceable                    whether the current ‘‘implementation
                                                  CSAPR ozone season NOX emissions budgets for
                                                  eight of the eleven states with remanded budgets,
                                                                                                           measure.’’ See 77 FR 76415 (December                  plan’’ is sufficient to enable the states to
                                                  and removes the other three states from the CSAPR        28, 2012) (redesignation of Huntingdon-               meet all established RPGs under 40 CFR
                                                  ozone season NOX trading program.                        Ashland, West Virginia); 78 FR 59841                  51.308(g). The term ‘‘implementation


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                                                  39082                 Federal Register / Vol. 82, No. 158 / Thursday, August 17, 2017 / Proposed Rules

                                                  plan’’ is defined for purposes of the                   IV. Summary of Reproposal                             October 4, 1993) and 13563 (76 FR 3821,
                                                  RHR to mean ‘‘any [SIP], [FIP], or Tribal                                                                     January 21, 2011);
                                                  Implementation Plan.’’ See 40 CFR                          In summary, EPA proposes to approve                   • does not impose an information
                                                                                                          South Carolina’s Progress Report. EPA                 collection burden under the provisions
                                                  51.301. EPA is, therefore, proposing to
                                                                                                          solicits comments on this supplemental                of the Paperwork Reduction Act (44
                                                  determine that the Agency may consider
                                                                                                          proposal, but only with respect to the                U.S.C. 3501 et seq.);
                                                  measures in any issued FIP as well as
                                                  those in a state’s regional haze plan in
                                                                                                          specific issues raised in this notice                    • is certified as not having a
                                                                                                          concerning the Agency’s interpretation                significant economic impact on a
                                                  assessing the adequacy of the ‘‘existing
                                                                                                          of the term ‘‘implementation plan’’ in                substantial number of small entities
                                                  implementation plan’’ under 40 CFR                      the RHR, and EPA’s proposed agreement
                                                  51.308(g)(6) and (h). Because CSAPR                                                                           under the Regulatory Flexibility Act (5
                                                                                                          with South Carolina’s assessment that                 U.S.C. 601 et seq.);
                                                  will ensure the control of SO2 and NOX                  the current regional haze plan for South                 • does not contain any unfunded
                                                  emissions reductions relied upon by                     Carolina, in combination with EPA’s                   mandates or significantly or uniquely
                                                  South Carolina and other states in                      CSAPR FIP or an approved CSAPR SIP,                   affect small governments, as described
                                                  setting their RPGs beginning in January                 need not be revised at this time to                   in the Unfunded Mandates Reform Act
                                                  2015 at least through the remainder of                  achieve the established RPGs for South                of 1995 (Pub. L. 104–4);
                                                  the first implementation period in 2018,                Carolina and other impacted states in                    • does not have Federalism
                                                  EPA is proposing to approve South                       light of the status of CAIR through 2014              implications as specified in Executive
                                                  Carolina’s finding that there is no need                and CSAPR starting in 2015. EPA is not                Order 13132 (64 FR 43255, August 10,
                                                  for revision of the existing                            reopening the comment period on any                   1999);
                                                  implementation plan for South Carolina                  other aspect of the January 17, 2014,                    • is not an economically significant
                                                  to achieve the RPGs for Cape Romain                     NPRM as an adequate opportunity to                    regulatory action based on health or
                                                  and the Class I areas impacted by South                 comment on those issues has already                   safety risks subject to Executive Order
                                                  Carolina sources.                                       been provided. The purpose of this                    13045 (62 FR 19885, April 23, 1997);
                                                    EPA notes that the RHR provides for                   supplemental proposal is limited to                      • is not a significant regulatory action
                                                  periodic evaluation and assessment of a                 review of South Carolina’s Progress                   subject to Executive Order 13211 (66 FR
                                                  state’s reasonable progress towards                     Report in light of the D.C. Circuit’s 2015            28355, May 22, 2001);
                                                                                                          ruling on CSAPR. This supplemental                       • is not subject to requirements of
                                                  achieving the national goal of natural
                                                                                                          proposal reflects EPA’s desire for public             Section 12(d) of the National
                                                  visibility conditions under the CAA
                                                                                                          input into how it should proceed in                   Technology Transfer and Advancement
                                                  section 169A(b). The regional haze
                                                                                                          light of this decision when acting on the             Act of 1995 (15 U.S.C. 272 note) because
                                                  regulations at 40 CFR 51.308 required
                                                                                                          State’s pending Progress Report, in                   application of those requirements would
                                                  states to submit initial SIPs in 2007                                                                         be inconsistent with the Act; and
                                                  providing for reasonable progress                       particular the requirements that the
                                                                                                          State assess whether the current                         • does not provide EPA with the
                                                  towards the national goal for the first                                                                       discretionary authority to address, as
                                                  implementation period from 2008                         implementation plan is sufficient to
                                                                                                          ensure that RPGs are met. See 40 CFR                  appropriate, disproportionate human
                                                  through 2018. See 40 CFR 51.308(b).                                                                           health or environmental effects, using
                                                  Pursuant to 40 CFR 51.308(f), SIP                       51.308(g) and (h).9
                                                                                                                                                                practicable and legally permissible
                                                  revisions reassessing each state’s                      V. Statutory and Executive Order                      methods, under Executive Order 12898
                                                  reasonable progress towards the                         Reviews                                               (59 FR 7629, February 16, 1994).
                                                  national visibility goal are due by July                                                                         In addition, this proposed rule for
                                                  31, 2021, July 31, 2028, and every ten                    Under the CAA, the Administrator is                 South Carolina does not have Tribal
                                                  years thereafter. For such subsequent                   required to approve a SIP submission                  implications as specified by Executive
                                                  regional haze plans, 40 CFR 51.308(f)                   that complies with the provisions of the              Order 13175 (65 FR 67249, November 9,
                                                  requires each state to reassess its                     Act and applicable federal regulations.               2000), because it does not have
                                                  reasonable progress and all the elements                See 42 U.S.C. 7410(k); 40 CFR 52.02(a).               substantial direct effects on an Indian
                                                  of its regional haze plan required by 40                Thus, in reviewing SIP submissions,                   Tribe. The Catawba Indian Nation
                                                  CFR 51.308(d), taking into account                      EPA’s role is to approve state choices,               Reservation is located within the state of
                                                  improvements in monitors and control                    provided that they meet the criteria of               South Carolina. Pursuant to the Catawba
                                                  technology, assessing the state’s actual                the Act. Accordingly, this proposed                   Indian Claims Settlement Act, S.C. Code
                                                  progress and effectiveness of its long                  action merely proposes to approve state               Ann. 27–16–120, ‘‘all state and local
                                                  term strategy, and revising RPGs as                     law as meeting federal requirements and               environmental laws and regulations
                                                  necessary. See 40 CFR 51.308(f)(1)–(3).                 does not impose additional                            apply to the [Catawba Indian Nation]
                                                  Therefore, South Carolina has the                       requirements beyond those imposed by                  and Reservation and are fully
                                                  opportunity to reassess its RPGs and the                state law. For that reason, this proposed             enforceable by all relevant state and
                                                  adequacy of its regional haze plan,                     action:                                               local agencies and authorities.’’ EPA
                                                  including its reliance first upon CAIR                    • Is not a significant regulatory action            notes this action will not impose
                                                  and now upon CSAPR for emission                         subject to review by the Office of                    substantial direct costs on Tribal
                                                  reductions from EGUs, when it prepares                  Management and Budget under                           governments or preempt Tribal law.
                                                  and submits its second regional haze                    Executive Orders 12866 (58 FR 51735,
                                                                                                                                                                List of Subjects in 40 CFR Part 52
                                                  plan to cover the implementation period
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                                                  from 2018 through 2028. As discussed                      9 EPA  previously determined that CSAPR (like         Environmental protection, Air
                                                  in the 2014 NPRM and in South                           CAIR before it) was ‘‘better than BART’’ because it   pollution control, Incorporation by
                                                                                                          would achieve greater reasonable progress toward      reference, Intergovernmental relations,
                                                  Carolina’s Progress Report, emissions of                the national goal than would source-specific BART.
                                                  SO2 from EGUs are below original                        See 77 FR 33642 (June 7, 2012). EPA is not taking     Nitrogen oxides, Particulate matter,
                                                  projections for 2018. In addition, the                  comment in this supplemental proposal on whether      Reporting and recordkeeping
                                                  visibility data provided by South                       the South Carolina regional haze plan meets the       requirements, Sulfur dioxide, Volatile
                                                                                                          BART requirements or whether CSAPR is an              organic compounds.
                                                  Carolina show that Cape Romain is                       alternative measure to source-specific BART in
                                                  currently on track to achieve its RPGs.                 accordance with 40 CFR 52.301(e)(2).                    Authority: 42 U.S.C. 7401 et seq.



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                                                                        Federal Register / Vol. 82, No. 158 / Thursday, August 17, 2017 / Proposed Rules                                                    39083

                                                    Dated: August 4, 2017.                                making effective comments, please visit                minor source permitting program, and
                                                  V. Anne Heard,                                          http://www2.epa.gov/dockets/                           generally reduce the overall burden on
                                                  Acting Regional Administrator, Region 4.                commenting-epa-dockets.                                the state permitting program and the
                                                  [FR Doc. 2017–17222 Filed 8–16–17; 8:45 am]             FOR FURTHER INFORMATION CONTACT: D.                    regulated community. The changes
                                                  BILLING CODE 6560–50–P                                  Brad Akers, Air Regulatory Management                  addressed in this proposed rulemaking
                                                                                                          Section, Air Planning and                              also correct typographical errors, make
                                                                                                          Implementation Branch, Air, Pesticides                 internal references consistent, and
                                                  ENVIRONMENTAL PROTECTION                                and Toxics Management Division, U.S.                   recodify sections of the existing rules. In
                                                  AGENCY                                                  Environmental Protection Agency,                       this action, EPA is proposing to approve
                                                                                                          Region 4, 61 Forsyth Street SW.,                       certain portions of these SIP
                                                  40 CFR Part 52                                          Atlanta, Georgia 30303–8960. Mr. Akers                 submissions that make changes to South
                                                  [EPA–R04–OAR–2017–0359; FRL–9966–48–                    can be reached via telephone at (404)                  Carolina’s minor NSR regulations and
                                                  Region 4]                                               562–9089 or via electronic mail at                     FESOP requirements.
                                                                                                          akers.brad@epa.gov.                                       EPA is not acting on a portion of the
                                                  Air Plan Approval; South Carolina:                      SUPPLEMENTARY INFORMATION:                             revisions to Regulation 61–62.1, Section
                                                  Minor Source Permit Program                                                                                    II—‘‘Permit Requirements.’’
                                                  Revisions                                               I. What action is EPA proposing?                       Specifically, EPA is not acting on the
                                                                                                             On October 1, 2007, July 18, 2011,                  renumbering and minor administrative
                                                  AGENCY:  Environmental Protection
                                                                                                          June 17, 2013, August 8, 2014, January                 language changes to paragraph G.6.—
                                                  Agency (EPA).
                                                                                                          20, 2016, and July 27, 2016, SC DHEC                   ‘‘Emergency Provisions,’’ in the October
                                                  ACTION: Proposed rule.
                                                                                                          submitted SIP revisions to EPA for                     1, 2007, submittal, nor the minor
                                                  SUMMARY:    The Environmental Protection                approval that involve changes to South                 additional language changes to this
                                                  Agency (EPA) is proposing to approve                    Carolina’s minor source permitting                     portion of the minor source permitting
                                                  changes to South Carolina’s State                       regulations to clarify and streamline the              regulations included in the August 8,
                                                  Implementation Plan (SIP) to revise                     State’s federally-approved                             2014, submittal.2
                                                  minor new source review (NSR)                           preconstruction and operating                             At this time, EPA is not acting on the
                                                  regulations. EPA is proposing to                        permitting program. This program                       following changes included in the
                                                  approve portions of SIP revisions                       requires minor stationary sources                      October 1, 2007, submittal: Regulation
                                                  modifying these regulations as                          planning to construct or modify sources                61–62.5, Standard No. 4—‘‘Emissions
                                                  submitted by the State of South                         of air pollutants to first obtain a                    from Process Industries’’; and
                                                  Carolina, through the South Carolina                    construction permit and to obtain and                  Regulation 61–62.5, Standard No. 5.2—
                                                  Department of Health and                                maintain operating permits in                          ‘‘Control of Oxides of Nitrogen (NOX).’’
                                                  Environmental Control (SC DHEC), on                     accordance with the South Carolina                        EPA is also not acting on changes in
                                                  the following dates: October 1, 2007,                   Code of Regulations Annotated (S.C.                    the July 18, 2011, submittal to the
                                                  July 18, 2011, June 17, 2013, August 8,                 Code Ann. Regs.) at Regulation 61–62.1,                following regulations in South
                                                  2014, January 20, 2016, and July 27,                    Section II—‘‘Permit Requirements.’’ The                Carolina’s SIP: Regulation 61–62.1,
                                                  2016. This action is being proposed                     portion of the SIP-approved permitting                 Section I—‘‘Definitions’’; Regulation
                                                  pursuant to the Clean Air Act (CAA or                   program covering construction permits                  61–62.3—‘‘Air Pollution Episodes’’;
                                                  Act).                                                   is generally referred to as the minor                  Regulation 61–62.5, Standard No. 1—
                                                  DATES: Comments must be received on                     source permitting program or the minor                 ‘‘Emissions from Fuel Burning
                                                  or before September 18, 2017.                           NSR program to distinguish it from                     Operations’’; Regulation 61–62.5,
                                                  ADDRESSES: Submit your comments,                        additional permitting requirements for                 Standard No. 4—‘‘Emissions from
                                                  identified by Docket ID No. EPA–R04–                    major sources of air pollutants.1 The                  Process Industries’’; Regulation 61–62.5,
                                                  OAR–2017–0359 at http://                                portion of the SIP-approved permitting                 Standard No. 6—‘‘Alternative Emission
                                                  www.regulations.gov. Follow the online                  program covering minor source                          Limitation Options (Bubble)’’;
                                                  instructions for submitting comments.                   operating permits is referred to as the                Regulation 61–62.5, Standard No. 7—
                                                  Once submitted, comments cannot be                      federally enforceable state operating                  ‘‘Prevention of Significant
                                                  edited or removed from Regulations.gov.                 permit (FESOP) program. The changes                    Deterioration’’; and Regulation 61–62.5,
                                                  EPA may publish any comment received                    made in these submittals clarify the                   Standard No. 7.1—‘‘Nonattainment New
                                                  to its public docket. Do not submit                     applicability, streamline the permitting               Source Review.’’ EPA approved the
                                                  electronically any information you                      process, provide more options for the                  changes to Regulation 61–62.5, Standard
                                                  consider to be Confidential Business                                                                           No. 2—‘‘Ambient Air Quality
                                                  Information (CBI) or other information                     1 EPA’s regulations governing the implementation    Standards,’’ included in the July 18,
                                                  whose disclosure is restricted by statute.              of NSR permitting programs are contained in 40         2011, submittal, on April 3, 2013 (78 FR
                                                                                                          CFR 51.160–.166; 52.21, .24; and part 51, Appendix     19994).
                                                  Multimedia submissions (audio, video,                   S. The CAA NSR program is composed of three
                                                  etc.) must be accompanied by a written                  separate programs: prevention of significant              EPA is not acting on the changes
                                                  comment. The written comment is                         deterioration (PSD), nonattainment new source          included in the June 17, 2013, submittal
                                                  considered the official comment and                     review (NNSR), and Minor NSR. PSD is established       to the following regulations: Regulation
                                                                                                          in part C of title I of the CAA and applies to major   61–62.1, Section I—‘‘Definitions’’;
                                                  should include discussion of all points                 stationary sources in areas that meet the national
                                                  you wish to make. EPA will generally                    ambient air quality standards (NAAQS)—                 Regulation 61–62.1, Section IV—
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                                                  not consider comments or comment                        ‘‘attainment areas’’—as well as areas where there is   ‘‘Source Tests’’; Regulation 61–62.3—
                                                  contents located outside of the primary                 insufficient information to determine if the area      ‘‘Air Pollution Episodes’’; Regulation
                                                                                                          meets the NAAQS—‘‘unclassifiable areas.’’ The          61–62.5, Standard No. 4—‘‘Emissions
                                                  submission (i.e. on the web, cloud, or                  NNSR program is established in part D of title I of
                                                  other file sharing system). For                         the CAA and applies to major stationary sources in     from Process Industries’’; and
                                                  additional submission methods, the full                 areas that are not in attainment of the NAAQS—
                                                                                                          ‘‘nonattainment areas.’’ The Minor NSR program           2 In this action, EPA is not proposing to approve
                                                  EPA public comment policy,                              applies to stationary sources that do not require      or disapprove revisions to any existing emission
                                                  information about CBI or multimedia                     PSD or NNSR permits. Together, these programs are      limitations that apply during start up, shut down
                                                  submissions, and general guidance on                    referred to as the NSR programs.                       and malfunction events.



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Document Created: 2017-08-17 01:42:43
Document Modified: 2017-08-17 01:42:43
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; supplemental.
DatesComments must be received on or before September 18, 2017.
ContactMichele Notarianni, Air Regulatory Management Section, Air Planning and Implementation Branch, Air, Pesticides and Toxics Management Division, U.S. Environmental Protection Agency, Region 4, 61 Forsyth Street SW., Atlanta, Georgia 30303-8960. Ms. Notarianni can be reached via telephone at (404) 562- 9031 and via electronic mail at [email protected]
FR Citation82 FR 39079 
CFR AssociatedEnvironmental Protection; Air Pollution Control; Incorporation by Reference; Intergovernmental Relations; Nitrogen Oxides; Particulate Matter; Reporting and Recordkeeping Requirements; Sulfur Dioxide and Volatile Organic Compounds

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