An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the Wyoming SIP

§52.2620   Identification of plan.

(a) Purpose and scope. This section sets forth the applicable State Implementation Plan for Wyoming under section 110 of the Clean Air Act, 42 U.S.C. 7410 and 40 CFR part 51 to meet national ambient air quality standards or other requirements under the Clean Air Act.

(b) Incorporation by reference. (1) Material listed in paragraphs (c) and (d) of this section with an EPA approval date prior to September 1, 2015, was approved for incorporation by reference by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Material is incorporated as it exists on the date of the approval, and notice of any change in the material will be published in the Federal Register. Entries in paragraphs (c) and (d) of this section with EPA approval dates after September 1, 2015, will be incorporated by reference in the next update to the SIP compilation.

(2) EPA Region 8 certifies that the rules/regulations provided by EPA in the SIP compilation at the addresses in paragraph (b)(3) of this section are an exact duplicate of the officially promulgated state rules/regulations which have been approved as part of the SIP as of September 1, 2015.

(3) Copies of the materials incorporated by reference may be inspected at the EPA Region 8 Office, Office of Partnerships and Regulatory Assistance (OPRA), Air Program, 1595 Wynkoop Street, Denver, Colorado 80202-1129 and at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call (202) 741-6030, or go to: www.archives.gov/federal-register/cfr/ibr-locations.html.

EPA-approved nonregulatory provisions.

Rule No. Rule title State
effective
date
EPA
Effective
date
Final rule citation/date Comments
(01) I Introduction 1/22/1972 6/30/1972 37 FR 10842, 5/31/72  
(02) II Legal Authority 2/19/1976 9/30/1976 41 FR 36652, 8/31/76  
(03) III Control Strategy 8/30/1984 11/11/1984 49 FR 39843, 10/11/84  
(04) IV Compliance Schedule 5/29/1973 8/2/1973 39 FR 24504, 7/03/73  
(05) V Emergency Episode Plan 8/26/1981 4/12/1981 47 FR 5892, 2/09/81  
(06) VI Air Quality Surveillance 12/13/1988 9/9/1988 55 FR 28197, 7/10/88  
(07) VII Review of New Sources and Modifications 1/22/1972 6/30/1972 37 FR 10842, 5/31/72  
(08) VIII Source Surveillance 1/22/1972 6/30/1972 37 FR 10842, 5/31/72  
(09) IX Resources 1/22/1972 6/30/1972 37 FR 10842, 5/31/72  
(10) X Intergovernmental Cooperation 1/22/1972 6/30/1972 37 FR 10842, 5/31/72  
(11) XI Reports and Revisions 1/22/1972 6/30/1972 37 FR 10842, 5/31/72  
(12) XII Visibility Protection Class I 9/6/1988 3/17/1989 54 FR 6912, 2/15/89  
(13) XIII Sweetwater PM10 Attainment Plan 1/25/1979 8/1/1979 44 FR 38473, 7/02/79  
(14) XIV Stack Height Good Engineering Practice 12/9/1988 4/16/1989 54 FR 11186, 3/17/89  
(15) XV Small Business Assistance Program 11/30/1993 8/19/1994 59 FR 31548, 6/20/94  
(16) XVI City of Sheridan—PM10 Air Quality Control and Maintenance Plan 10/30/1990 7/25/1994 59 FR 32360, 6/23/94  
(17) XVII PSD Implementation for NOx 11/20/1990 6/23/1991 56 FR 23811, 5/24/91  
(18) XVIII Interstate Transport, Wyoming Interstate Transport SIP satisfying the requirement of Section 110(a)(2)(D)(i) of the CAA for the 1997 8-hour ozone and PM2.5 standards 4/15/2008 7/7/2008 73 FR 26019, 5/08/08  
(19) XIX Powder River Basin PM10 Memorandum of Agreement 12/22/1993 10/11/1995 60 FR 47290, 9/12/95  
(20) XX Addressing Regional Haze Visibility Protection For The Mandatory Federal Class I Areas Required Under 40 CFR 51.309 1/7/2011 1/11/2013 77 FR 73926, 12/12/12  
(21) XXI Infrastructure SIP for Section 110(a)(2)—1997 PM2.5 NAAQS 3/26/2008 12/6/2013 78 FR 73445, 12/06/13  
(22) XXII Infrastructure SIP for Section 110(a)(2)—2006 PM2.5 NAAQS 8/19/2011 9/9/2015 80 FR 47857, 8/10/2015  
(23) XXIII Infrastructure SIP for Section 110(a)(2)—1997 Ozone NAAQ 12/10/2009 8/24/2011 76 FR 44265, 7/25/11  
(24) XXIV Air Quality Control Regions and Emissions Inventory 1/22/1972 6/30/1972 37 FR 10842, 5/31/72  
(25) XXV Wyoming State Implementation Plan for Regional Haze for 309(g) 1/12/2011 3/3/2014 79 FR 5032, 1/30/14 Excluding portions of the following: Chapters 6.4, 6.5.7, 6.5.8, and 7.5. EPA disapproved (1) the NOX BART determinations for (a) Laramie River Units 1-3, (b) Dave Johnston Unit 3, and (c) Wyodak Unit 1; (2) the State's monitoring, recordkeeping, and reporting requirements for BART units; and (3) the State's reasonable progress goals.
(26)XXVI Infrastructure SIP for Section 110(a)(2)(C) and (D)(i)(II) prong 3 for 2008 Ozone NAAQS 02/06/2014 11/14/2016. 10/12/2016. 81 FR 70364 Only includes 111(a)(2)(C) and (D)(i)(II) prong 3 for 2008 Ozone NAAQS.
(27) XXVII Interstate transport SIP for Section 110(a)(2)(D)(i) prong 1-2008 Ozone NAAQS; prongs 1, 2 and 4-2008 Pb NAAQS; prong 1 and 2-2010 NO2 NAAQS; prong 4-2010 SO2 NAAQS 2/6/2014; 10/12/2011; 1/24/2014; 3/6/2015 3/6/2017 82 FR 9154, 2/3/2017
(28) XXVIII Infrastructure SIP for Section 110(a)(2)— 2008 Lead, 2008 Ozone, 2010 NO2, 2010 SO2, and 2012 PM2.5 NAAQS 10/12/2011, 2/6/2014, 1/24/2014, 3/6/2015, and 6/24/2016
5/25/2017
 
82 FR 18994, 4/25/17
 
(29) XXIX Sheridan 1987 PM10 Limited Maintenance Plan 12/14/2015 5/4/2018 83 FR 14374, 4/4/18  
(30) XXX Interstate transport SIP for Section 110(a)(2)(D)(i)(I) prongs 1 and 2 for the 2012 PM2.5 NAAQS 6/24/2016 8/6/2018 83 FR 31330, 7/5/2018  
(31) XXXI Interstate transport SIP for Section 110(a)(2)(D)(i)(I) prongs 1 and 2 for the 2010 SO2 NAAQS. 3/6/2015 10/1/2018 83 FR 44503, 8/31/2018  
(32) XXXII Wyoming State Implementation Plan 5-Year Progress Report for Regional Haze, Appendix B: Alternative to BART for NOXand PM for PacifiCorp Naughton Unit 3 11/28/17 4/22/19 84 FR 1043, 3/21/19 Only includes Appendix B: Alternative to BART for NOX and PM for PacifiCorp Naughton Unit 3.
(33) XXXIII Interstate transport SIP for Section 110(a)(2)(D)(i)(I) prong 2 for the 2008 Ozone NAAQS August 30, 2018 5/10/2019   84 FR 14271, 4/10/2019

[71 FR 64462, Nov. 2, 2006, as amended at 73 FR 26025, May 8, 2008; 73 FR 40752, July 16, 2008; 75 FR 19890, Apr. 16, 2010; 76 FR 44270, July 25, 2011; 77 FR 73933, Dec. 12, 2012; 78 FR 49690, Aug. 15, 2013; 78 FR 70000, Nov. 22, 2013; 78 FR 73448, Dec. 6, 2013; 79 FR 5219, Jan. 30, 2014; 79 FR 50843, Aug. 26, 2014; 79 FR 54912, Sept. 15, 2014; 79 FR 62861, Oct. 21, 2014; 80 FR 9201, Feb. 20, 2015; 80 FR 47859, Aug. 10, 2015; 80 FR 45609, July 31, 2015; 80 FR 68769, Nov. 6, 2015; 81 FR 35273, June 2, 2016; 81 FR 58399, Aug. 25, 2016; 81 FR 70364, Oct. 12, 2016; 82 FR 9154, Feb. 3, 2017; 82 FR 18994, Apr. 25, 2017; 83 FR 14374, Apr. 4, 2018; 83 FR 31330, July 5, 2018; 83 FR 44503, Aug. 31, 2018; 83 FR 47565, Sept. 20, 2018; 84 FR 10435, Mar. 21, 2019; 84 FR 14271, Apr. 10, 2019; 84 FR 22725, May 20, 2019]