Approval and Promulgation of Air Quality Implementation Plans; State of Montana; East Helena Lead Nonattainment Area Maintenance Plan and Redesignation Request, 47895-47897 [2019-19541]

Download as PDF Federal Register / Vol. 84, No. 176 / Wednesday, September 11, 2019 / Rules and Regulations Representatives, and the Comptroller General of the United States prior to publication of the rule in the Federal Register. A major rule cannot take effect until 60 days after it is published in the Federal Register. This action is not a ‘‘major rule’’ as defined by 5 U.S.C. 804(2). Under section 307(b)(1) of the CAA, petitions for judicial review of this action must be filed in the United States Court of Appeals for the appropriate circuit by November 12, 2019. Filing a petition for reconsideration by the Administrator of this final rule does not affect the finality of this action for the purposes of judicial review nor does it extend the time within which a petition for judicial review may be filed, and shall not postpone the effectiveness of such rule or action. This action may not be challenged later in proceedings to enforce its requirements. (See section 307(b)(2).) List of Subjects in 40 CFR Part 52 Environmental protection, Air pollution control, Incorporation by reference, Intergovernmental relations, Nitrogen dioxide, Particulate matter, Reporting and recordkeeping requirements, Sulfur oxides. Dated: September 4, 2019. Gregory Sopkin, Regional Administrator, Region 8. 40 CFR part 52 is amended as follows: PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS 1. The authority citation for part 52 continues to read as follows: ■ Authority: 42 U.S.C. 7401 et seq. Subpart TT—Utah 2. Section 52.2354 is amended by adding paragraph (d) to reads as follows: ■ § 52.2354 Interstate transport. jspears on DSK3GMQ082PROD with RULES * * * * * (d) Addition to the Utah State Implementation Plan regarding the 2010 NO2, 2010 SO2, and 2012 PM2.5 Standards for Clean Air Act section 110(a)(2)(D)(i)(I) prongs 1 and 2, submitted to EPA on January 31, 2013, June 2, 2013, December 22, 2015, and May 8, 2018. [FR Doc. 2019–19540 Filed 9–10–19; 8:45 am] BILLING CODE 6560–50–P VerDate Sep<11>2014 16:37 Sep 10, 2019 Jkt 247001 ENVIRONMENTAL PROTECTION AGENCY 40 CFR Parts 52 and 81 [EPA–R08–OAR–2019–0320; FRL–9999–28– Region 8] Approval and Promulgation of Air Quality Implementation Plans; State of Montana; East Helena Lead Nonattainment Area Maintenance Plan and Redesignation Request Environmental Protection Agency (EPA). ACTION: Final rule. AGENCY: The Environmental Protection Agency (EPA) is approving the Maintenance Plan, submitted by the State of Montana to the EPA on October 28, 2018, for the East Helena Lead (Pb) nonattainment area (East Helena NAA) and concurrently redesignating the East Helena NAA to attainment of the 1978 Pb National Ambient Air Quality Standard (NAAQS). The EPA is taking this action pursuant to the Clean Air Act (CAA). DATES: Effective October 11, 2019. ADDRESSES: The EPA has established a docket for this action under Docket ID Number EPA–R08–OAR–EPA–R08– OAR–2019–0320. All documents in the docket are listed on the https:// www.regulations.gov website. Although listed in the index, some information is not publicly available, e.g., confidential business information (CBI) or other information whose disclosure is restricted by statute. Certain other material, such as copyrighted material, is not placed on the internet and will be publicly available only in hard copy form. Publicly available docket materials are available through , or please contact the person identified in the FOR FURTHER INFORMATION CONTACT section for additional availability information. SUMMARY: FOR FURTHER INFORMATION CONTACT: James Hou, Air and Radiation Division, U.S. Environmental Protection Agency (EPA), Region 8, Mail Code 8ARD–QP, 1595 Wynkoop Street, Denver, Colorado 80202–1129, (303) 312–6210, hou.james@epa.gov. SUPPLEMENTARY INFORMATION: Throughout this document ‘‘we,’’ ‘‘us,’’ and ‘‘our’’ means the EPA. I. Background The East Helena NAA is in southern Lewis and Clark County, and is defined as a rectangle that includes both the community of East Helena and unincorporated portions of southern Lewis and Clark County. On November PO 00000 Frm 00021 Fmt 4700 Sfmt 4700 47895 6, 1991 (56 FR 56694), the East Helena area was designated as nonattainment for the 1978 Pb NAAQS (1.5 mg/m3). This designation was effective on January 6, 1992 and required the State to submit a CAA, title I, part D Pb nonattainment state implementation plan (SIP) by July 6, 1993. On August 16, 1995, July 2, 1996 and October 20, 1998 the Governor of Montana submitted SIP revisions to meet the part D SIP requirements. The control plan submitted as part of the East Helena Pb attainment plan focused on limiting emissions from the ASARCO lead smelter, which comprised the majority of lead emissions in the NAA, as well as restricting emissions from the American Chemet Copper Furnace. These emission reductions were further assisted through the complete removal of lead in gasoline by 1995. On April 4, 2001, ASARCO shut down its lead smelter operations, thereby eliminating 99.8 percent of all stationary source Pb emissions in the NAA. The facility’s three large smelter stacks were dismantled in August 2009. On April 15, 2007, ASARCO’s Title V permit expired, and ASARCO’s Montana Air Quality Permit was revoked in September 2013. The former ASARCO site is currently a Superfund site, with institutional controls in the form of land use restrictions and soil removal ordinances in place to prevent exposure to Pb contaminated soils. On June 18, 2001 (66 FR 32760), the EPA partially approved and partially disapproved the State’s part D SIP submittals, which satisfied the CAA’s criteria for Pb nonattainment SIPs. In the June 18, 2001 action, the EPA also determined that the NAA had attained the 1978 Pb NAAQS, based on air monitoring data through the calendar year 1999. The monitoring data used to determine attainment of the NAAQS included data while the ASARCO facility was still operating. The factual and legal background for this action is discussed in detail in our July 17, 2019 (84 FR 34102) proposed approval of the East Helena Pb Maintenance Plan and concurrent redesignation of the East Helena Pb NAA to attainment of the 1978 Pb NAAQS. II. Response to Comments The public comment period on the EPA’s proposed rule opened on July 17, 2019, the date of its publication in the Federal Register, (84 FR 34102), and closed on August 16, 2019. During this time, the EPA received one comment that is not addressed because it falls outside the scope of our proposed action. E:\FR\FM\11SER1.SGM 11SER1 47896 Federal Register / Vol. 84, No. 176 / Wednesday, September 11, 2019 / Rules and Regulations III. Final Action The EPA is approving the East Helena Pb Maintenance Plan and is redesignating the East Helena Pb NAA from nonattainment to attainment of the 1978 Pb NAAQS. IV. Statutory and Executive Orders Review Under the Clean Air Act, the Administrator is required to approve a SIP submission that complies with the provisions of the Act and applicable Federal regulations. 42 U.S.C. 7410(k); 40 CFR 52.02(a). Thus, in reviewing SIP submissions, the EPA’s role is to approve state choices, provided that they meet the criteria of the Clean Air Act. Accordingly, this action merely approves state law as meeting federal requirements and does not impose additional requirements beyond those imposed by state law. For that reason, this action: • Is not a ‘‘significant regulatory action’’ subject to review by the Office of Management and Budget under Executive Orders 12866 (58 FR 51735, October 4, 1993) and 13563 (76 FR 3821, January 21, 2011); • Is not an Executive Order 13771 (82 FR 9339, February 2, 2017) regulatory action because SIP approvals are exempted under Executive Order 12866; • Does not impose an information collection burden under the provisions of the Paperwork Reduction Act (44 U.S.C. 3501 et seq.); • Is certified as not having a significant economic impact on a substantial number of small entities under the Regulatory Flexibility Act (5 U.S.C. 601 et seq.); • Does not contain any unfunded mandate or significantly or uniquely affect small governments, 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 State effective date Title/subject jspears on DSK3GMQ082PROD with RULES * 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 CAA; and • Does not provide the EPA with the discretionary authority to address, as appropriate, disproportionate human health or environmental effects, using practicable and legally permissible methods, under Executive Order 12898 (59 FR 7629, February 16, 1994). In addition, the SIP is not approved to apply on any Indian reservation land or in any other area where the EPA or an Indian tribe has demonstrated that a tribe has jurisdiction. In those areas of Indian country, the rule does not have tribal implications and will not impose substantial direct costs on tribal governments or preempt tribal law as specified by Executive Order 13175 (65 FR 67249, November 9, 2000). The Congressional Review Act, 5 U.S.C. 801 et seq., as added by the Small Business Regulatory Enforcement Fairness Act of 1996, generally provides that before a rule may take effect, the agency promulgating the rule must submit a rule report, which includes a copy of the rule, to each House of the Congress and to the Comptroller General of the United States. The EPA will submit a report containing this action and other required information to the U.S. Senate, the U.S. House of Representatives, and the Comptroller General of the United States prior to publication of the rule in the Federal Register. A major rule cannot take effect until 60 days after it is published in the Federal Register. This action is not a ‘‘major rule’’ as defined by 5 U.S.C. 804(2). Under section 307(b)(1) of the Clean Air Act, petitions for judicial review of this action must be filed in the United States Court of Appeals for the appropriate circuit by November 12, * 2019. Filing a petition for reconsideration by the Administrator of this final rule does not affect the finality of this action for the purposes of judicial review nor does it extend the time within which a petition for judicial review may be filed, and shall not postpone the effectiveness of such rule or action. This action may not be challenged later in proceedings to enforce its requirements. (See section 307(b)(2).) List of Subjects 40 CFR Part 52 Environmental protection, Air pollution control, Incorporation by reference, Intergovernmental relations, Particulate matter, Reporting and recordkeeping requirements. 40 CFR Part 81 Environmental protection, Air pollution control, National parks, Wilderness areas. Dated: September 4, 2019. Gregory Sopkin, Regional Administrator, EPA Region 8. 40 CFR parts 52 and 81 are amended as follows: PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS 1. The authority citation for part 52 continues to read as follows: ■ Authority: 42 U.S.C. 7401 et seq. Subpart BB—Montana 2. Section 52.1370(e), under ‘‘(4) Lewis and Clark County,’’ is amended by adding the entry ‘‘East Helena 1978 Lead Maintenance Plan’’ after the entry ‘‘Total Suspended Particulate NAAQS— East Helena, East Helena Section of Chapter 5 of SIP, 4–6–79’’ to read as follows: ■ § 52.1370 * Identification of plan. * * (e) * * * * Notice of final rule date * * NFR citation * * * * (4) Lewis and Clark County * * East Helena 1978 Lead Maintenance Plan. VerDate Sep<11>2014 16:37 Sep 10, 2019 * ........................ Jkt 247001 PO 00000 * * September 11, 2019 ............................. Frm 00022 Fmt 4700 Sfmt 4700 * * [Insert Federal Register citation]. E:\FR\FM\11SER1.SGM 11SER1 47897 Federal Register / Vol. 84, No. 176 / Wednesday, September 11, 2019 / Rules and Regulations State effective date Title/subject * * * 3. Section 52.1375 is revised to read as follows: ■ § 52.1375 Notice of final rule date Control strategy: Lead. (a) Determination—EPA has determined that the East Helena Lead nonattainment area has attained the lead national ambient air quality standards through calendar year 1999. This determination is based on air quality data currently in the AIRS database (as of the date of our determination, June 18, 2001). (b) Redesignation to attainment—The EPA has determined that the East Helena lead (Pb) nonattainment area has met the criteria under CAA section NFR citation * * 107(d)(3)(E) for redesignation from nonattainment to attainment for the 1978 Pb NAAQS. The EPA is therefore redesignating the East Helena 1978 Pb nonattainment area to attainment. (c)Maintenance plan approval—The EPA is approving the maintenance plan for the East Helena nonattainment area for the 1978 Pb NAAQS submitted by the State of Montana on October 28, 2018. PART 81—DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES * * Authority: 42 U.S.C. 7401, et seq. Subpart C—Section 107 Attainment Status Designations 5. In § 81.327, the table entitled ‘‘Montana—1978 Lead NAAQS’’ is amended by revising the ‘‘Date’’ and Type’’ entries under ‘‘Designation’’ for ‘‘City of East Helena and vicinity’’ to read as follows: ■ § 81.327 * * Montana. * * * 4. The authority citation for part 81 continues to read as follows: ■ MONTANA—1978 LEAD NAAQS Designation Classification Designated area Date * * City of East Helena and vicinity ..... * * * * * October 11, 2019 ........................... * * * * * [FR Doc. 2019–19541 Filed 9–10–19; 8:45 am] BILLING CODE 6560–50–P ENVIRONMENTAL PROTECTION AGENCY 40 CFR Parts 52 and 81 [EPA–R08–OAR–2019–0340; FRL–9999–29– Region 8] Designation of Areas for Air Quality Planning Purposes; Montana; Redesignation Request and Associated Maintenance Plan for East Helena SO2 Nonattainment Area Environmental Protection Agency (EPA). ACTION: Final rule. AGENCY: The Environmental Protection Agency (EPA) is approving the State of Montana’s request to redesignate the East Helena sulfur dioxide (SO2) nonattainment area to attainment for the 1971 primary and secondary SO2 National Ambient Air Quality Standards (NAAQS). The EPA is also approving Montana’s maintenance plan which provides for continued attainment of the jspears on DSK3GMQ082PROD with RULES SUMMARY: VerDate Sep<11>2014 16:37 Sep 10, 2019 Type Jkt 247001 * Frm 00023 Fmt 4700 Type * * * * * * Attainment. 1971 primary and secondary SO2 NAAQS in the East Helena area. The EPA is taking these actions pursuant to section 110 of the Clean Air Act (CAA). This final rulemaking action includes the EPA’s determination that the East Helena SO2 nonattainment area attains the 1971 primary and secondary SO2 NAAQS. The emissions offset and highway funding sanctions were imposed on the State of Montana for the East Helena SO2 nonattainment area because the State did not submit a required attainment demonstration for the 1971 secondary SO2 NAAQS. Because the area is being redesignated for this standard and is no longer obligated to submit an attainment demonstration, the sanctions will no longer apply as of the effective date of this final rule. DATES: This rule is effective on October 11, 2019. ADDRESSES: The EPA has established a docket for this action under Docket ID No. EPA–R08–OAR–2019–0340. All documents in the docket are listed on the https://www.regulations.gov website. Although listed in the index, some information is not publicly available, e.g., CBI or other information whose PO 00000 Date Sfmt 4700 disclosure is restricted by statute. Certain other material, such as copyrighted material, is not placed on the internet and will be publicly available only in hard copy form. Publicly available docket materials are available through https:// www.regulations.gov, or please contact the person identified in the FOR FURTHER INFORMATION CONTACT section for additional availability information. FOR FURTHER INFORMATION CONTACT: Adam Clark (303) 312–7104, clark.adam@epa.gov, or Clayton Bean (303) 312–6143, bean.clayton@epa.gov, Air and Radiation Division, US EPA, Region 8, Mail-code 8ARD–QP, 1595 Wynkoop Street, Denver, Colorado 80202–1129. SUPPLEMENTARY INFORMATION: Throughout this document ‘‘we,’’ ‘‘us,’’ and ‘‘our’’ means the EPA. I. Background The EPA designated a portion of East Helena, Montana, as nonattainment for the 1971 primary and secondary SO2 NAAQS on March 3, 1978, based on monitored violations of the SO2 NAAQS (see 43 FR 8962). E:\FR\FM\11SER1.SGM 11SER1

Agencies

[Federal Register Volume 84, Number 176 (Wednesday, September 11, 2019)]
[Rules and Regulations]
[Pages 47895-47897]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 2019-19541]


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

ENVIRONMENTAL PROTECTION AGENCY

40 CFR Parts 52 and 81

[EPA-R08-OAR-2019-0320; FRL-9999-28-Region 8]


Approval and Promulgation of Air Quality Implementation Plans; 
State of Montana; East Helena Lead Nonattainment Area Maintenance Plan 
and Redesignation Request

AGENCY: Environmental Protection Agency (EPA).

ACTION: Final rule.

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

SUMMARY: The Environmental Protection Agency (EPA) is approving the 
Maintenance Plan, submitted by the State of Montana to the EPA on 
October 28, 2018, for the East Helena Lead (Pb) nonattainment area 
(East Helena NAA) and concurrently redesignating the East Helena NAA to 
attainment of the 1978 Pb National Ambient Air Quality Standard 
(NAAQS). The EPA is taking this action pursuant to the Clean Air Act 
(CAA).

DATES: Effective October 11, 2019.

ADDRESSES: The EPA has established a docket for this action under 
Docket ID Number EPA-R08-OAR-EPA-R08-OAR-2019-0320. All documents in 
the docket are listed on the https://www.regulations.gov website. 
Although listed in the index, some information is not publicly 
available, e.g., confidential business information (CBI) or other 
information whose disclosure is restricted by statute. Certain other 
material, such as copyrighted material, is not placed on the internet 
and will be publicly available only in hard copy form. Publicly 
available docket materials are available through , or please contact 
the person identified in the For Further Information Contact section 
for additional availability information.

FOR FURTHER INFORMATION CONTACT: James Hou, Air and Radiation Division, 
U.S. Environmental Protection Agency (EPA), Region 8, Mail Code 8ARD-
QP, 1595 Wynkoop Street, Denver, Colorado 80202-1129, (303) 312-6210, 
[email protected].

SUPPLEMENTARY INFORMATION: Throughout this document ``we,'' ``us,'' and 
``our'' means the EPA.

I. Background

    The East Helena NAA is in southern Lewis and Clark County, and is 
defined as a rectangle that includes both the community of East Helena 
and unincorporated portions of southern Lewis and Clark County. On 
November 6, 1991 (56 FR 56694), the East Helena area was designated as 
nonattainment for the 1978 Pb NAAQS (1.5 [mu]g/m3). This designation 
was effective on January 6, 1992 and required the State to submit a 
CAA, title I, part D Pb nonattainment state implementation plan (SIP) 
by July 6, 1993. On August 16, 1995, July 2, 1996 and October 20, 1998 
the Governor of Montana submitted SIP revisions to meet the part D SIP 
requirements. The control plan submitted as part of the East Helena Pb 
attainment plan focused on limiting emissions from the ASARCO lead 
smelter, which comprised the majority of lead emissions in the NAA, as 
well as restricting emissions from the American Chemet Copper Furnace. 
These emission reductions were further assisted through the complete 
removal of lead in gasoline by 1995.
    On April 4, 2001, ASARCO shut down its lead smelter operations, 
thereby eliminating 99.8 percent of all stationary source Pb emissions 
in the NAA. The facility's three large smelter stacks were dismantled 
in August 2009. On April 15, 2007, ASARCO's Title V permit expired, and 
ASARCO's Montana Air Quality Permit was revoked in September 2013. The 
former ASARCO site is currently a Superfund site, with institutional 
controls in the form of land use restrictions and soil removal 
ordinances in place to prevent exposure to Pb contaminated soils.
    On June 18, 2001 (66 FR 32760), the EPA partially approved and 
partially disapproved the State's part D SIP submittals, which 
satisfied the CAA's criteria for Pb nonattainment SIPs. In the June 18, 
2001 action, the EPA also determined that the NAA had attained the 1978 
Pb NAAQS, based on air monitoring data through the calendar year 1999. 
The monitoring data used to determine attainment of the NAAQS included 
data while the ASARCO facility was still operating.
    The factual and legal background for this action is discussed in 
detail in our July 17, 2019 (84 FR 34102) proposed approval of the East 
Helena Pb Maintenance Plan and concurrent redesignation of the East 
Helena Pb NAA to attainment of the 1978 Pb NAAQS.

II. Response to Comments

    The public comment period on the EPA's proposed rule opened on July 
17, 2019, the date of its publication in the Federal Register, (84 FR 
34102), and closed on August 16, 2019. During this time, the EPA 
received one comment that is not addressed because it falls outside the 
scope of our proposed action.

[[Page 47896]]

III. Final Action

    The EPA is approving the East Helena Pb Maintenance Plan and is 
redesignating the East Helena Pb NAA from nonattainment to attainment 
of the 1978 Pb NAAQS.

IV. Statutory and Executive Orders Review

    Under the Clean Air Act, the Administrator is required to approve a 
SIP submission that complies with the provisions of the Act and 
applicable Federal regulations. 42 U.S.C. 7410(k); 40 CFR 52.02(a). 
Thus, in reviewing SIP submissions, the EPA's role is to approve state 
choices, provided that they meet the criteria of the Clean Air Act. 
Accordingly, this action merely approves state law as meeting federal 
requirements and does not impose additional requirements beyond those 
imposed by state law. For that reason, this action:
     Is not a ``significant regulatory action'' subject to 
review by the Office of Management and Budget under Executive Orders 
12866 (58 FR 51735, October 4, 1993) and 13563 (76 FR 3821, January 21, 
2011);
     Is not an Executive Order 13771 (82 FR 9339, February 2, 
2017) regulatory action because SIP approvals are exempted under 
Executive Order 12866;
     Does not impose an information collection burden under the 
provisions of the Paperwork Reduction Act (44 U.S.C. 3501 et seq.);
     Is certified as not having a significant economic impact 
on a substantial number of small entities under the Regulatory 
Flexibility Act (5 U.S.C. 601 et seq.);
     Does not contain any unfunded mandate or significantly or 
uniquely affect small governments, 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 CAA; and
     Does not provide the EPA with the discretionary authority 
to address, as appropriate, disproportionate human health or 
environmental effects, using practicable and legally permissible 
methods, under Executive Order 12898 (59 FR 7629, February 16, 1994).

In addition, the SIP is not approved to apply on any Indian reservation 
land or in any other area where the EPA or an Indian tribe has 
demonstrated that a tribe has jurisdiction. In those areas of Indian 
country, the rule does not have tribal implications and will not impose 
substantial direct costs on tribal governments or preempt tribal law as 
specified by Executive Order 13175 (65 FR 67249, November 9, 2000).
    The Congressional Review Act, 5 U.S.C. 801 et seq., as added by the 
Small Business Regulatory Enforcement Fairness Act of 1996, generally 
provides that before a rule may take effect, the agency promulgating 
the rule must submit a rule report, which includes a copy of the rule, 
to each House of the Congress and to the Comptroller General of the 
United States. The EPA will submit a report containing this action and 
other required information to the U.S. Senate, the U.S. House of 
Representatives, and the Comptroller General of the United States prior 
to publication of the rule in the Federal Register. A major rule cannot 
take effect until 60 days after it is published in the Federal 
Register. This action is not a ``major rule'' as defined by 5 U.S.C. 
804(2).
    Under section 307(b)(1) of the Clean Air Act, petitions for 
judicial review of this action must be filed in the United States Court 
of Appeals for the appropriate circuit by November 12, 2019. Filing a 
petition for reconsideration by the Administrator of this final rule 
does not affect the finality of this action for the purposes of 
judicial review nor does it extend the time within which a petition for 
judicial review may be filed, and shall not postpone the effectiveness 
of such rule or action. This action may not be challenged later in 
proceedings to enforce its requirements. (See section 307(b)(2).)

List of Subjects

40 CFR Part 52

    Environmental protection, Air pollution control, Incorporation by 
reference, Intergovernmental relations, Particulate matter, Reporting 
and recordkeeping requirements.

40 CFR Part 81

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

    Dated: September 4, 2019.
Gregory Sopkin,
Regional Administrator, EPA Region 8.

    40 CFR parts 52 and 81 are amended as follows:

PART 52--APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS

0
1. The authority citation for part 52 continues to read as follows:

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

Subpart BB--Montana

0
2. Section 52.1370(e), under ``(4) Lewis and Clark County,'' is amended 
by adding the entry ``East Helena 1978 Lead Maintenance Plan'' after 
the entry ``Total Suspended Particulate NAAQS--East Helena, East Helena 
Section of Chapter 5 of SIP, 4-6-79'' to read as follows:


Sec.  52.1370  Identification of plan.

* * * * *
    (e) * * *

--------------------------------------------------------------------------------------------------------------------------------------------------------
                                               State
              Title/subject               effective date   Notice of final rule date                              NFR citation
--------------------------------------------------------------------------------------------------------------------------------------------------------
 
                                                                      * * * * * * *
--------------------------------------------------------------------------------------------------------------------------------------------------------
                                                               (4) Lewis and Clark County
--------------------------------------------------------------------------------------------------------------------------------------------------------
 
                                                                      * * * * * * *
East Helena 1978 Lead Maintenance Plan..  ..............  September 11, 2019.........  [Insert Federal Register citation].
 

[[Page 47897]]

 
                                                                      * * * * * * *
--------------------------------------------------------------------------------------------------------------------------------------------------------


0
3. Section 52.1375 is revised to read as follows:


Sec.  52.1375  Control strategy: Lead.

    (a) Determination--EPA has determined that the East Helena Lead 
nonattainment area has attained the lead national ambient air quality 
standards through calendar year 1999. This determination is based on 
air quality data currently in the AIRS database (as of the date of our 
determination, June 18, 2001).
    (b) Redesignation to attainment--The EPA has determined that the 
East Helena lead (Pb) nonattainment area has met the criteria under CAA 
section 107(d)(3)(E) for redesignation from nonattainment to attainment 
for the 1978 Pb NAAQS. The EPA is therefore redesignating the East 
Helena 1978 Pb nonattainment area to attainment.
    (c)Maintenance plan approval--The EPA is approving the maintenance 
plan for the East Helena nonattainment area for the 1978 Pb NAAQS 
submitted by the State of Montana on October 28, 2018.

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

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

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

Subpart C--Section 107 Attainment Status Designations

0
5. In Sec.  81.327, the table entitled ``Montana--1978 Lead NAAQS'' is 
amended by revising the ``Date'' and Type'' entries under 
``Designation'' for ``City of East Helena and vicinity'' to read as 
follows:


Sec.  81.327  Montana.

* * * * *

                                            Montana--1978 Lead NAAQS
----------------------------------------------------------------------------------------------------------------
                                             Designation                            Classification
        Designated area        ---------------------------------------------------------------------------------
                                       Date               Type               Date                  Type
----------------------------------------------------------------------------------------------------------------
 
                                                  * * * * * * *
City of East Helena and         October 11, 2019.  Attainment.
 vicinity.
 
                                                  * * * * * * *
----------------------------------------------------------------------------------------------------------------

* * * * *
[FR Doc. 2019-19541 Filed 9-10-19; 8:45 am]
BILLING CODE 6560-50-P


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