EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the Idaho SIP
Latest EPA Action: February 20, 2020
Note: The official SIPs are contained in regulations promulgated in the Federal Register and codified in the U.S. Code of Federal Regulations (CFR). EPA’s web-versions of the approved SIPs are for reference. While we make every effort to maintain the accuracy of the files accessible here, inconsistencies may occur. Please contact us if you find any errors in these files.
Name of SIP provision | Applicable geographic or nonattainment area | State submittal date | EPA approval date | Comments |
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Chapter I—Introduction | State-wide | 1/15/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K, About PDF) |
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Chapter II—Administration | State-wide | 1/15/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter III—Emission Inventory | State-wide | 1/15/1980; 2/14/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter IV—Air Quality Monitoring | State-wide | 1/15/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter V—Source Surveillance | State-wide | 1/15/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter VI—Emergency Episode Plan | State-wide | 1/15/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter VIII—Nonattainment Area Plans | ||||
Chapter VIII-a | Silver Valley TSP Nonattainment Area Plan | 1/15/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter VIII-b | Lewiston TSP Nonattainment Area Plan | 1/15/1980; 12/4/1980; and 2/5/1981 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter VIII-c | Transportation Control Plan for carbon monoxide, Ada County | 5/24/1984; 1/3/1985; 3/25/1985; and 6/29/1994 |
7/28/1982 6/6/1985 12/1/1994 |
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Chapter VIII-d | Pocatello TSP Nonattainment Area Plan | 3/7/1980 and 2/5/1981 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter VIII-e | Soda Springs TSP Nonattainment Area Plan | 1/15/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Chapter VIII-f | Pinehurst PM-10 Nonattainment Area Plan | 4/14/1992 | 8/25/1994 59 FR 43745 (PDF)(8 pp, 359 K) |
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Chapter VIII-g | Northern Ada County PM10 Nonattainment Area Plan | 11/14/1991; 12/30/1994; and 7/13/1995 | 5/30/1996 61 FR 27019 (PDF)(5 pp, 141 K) |
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Chapter VIII-h | Sandpoint PM10 Nonattainment Area Plan | 8/16/1996 | 6/26/2002 67 FR 43006 (PDF)(8 pp, 164 K) |
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Chapter VIII-i | Northern Ada County CO Limited Maintenance Plan | 1/17/2002 | 10/28/2002 67 FR 65713 (PDF)(6 pp, 148 K) |
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Chapter VIII-j | Ada County/Boise Idaho PM-10 Maintenance Plan | 9/27/2002; 7/10/2003; and 7/21/2003 | 10/27/2003 68 FR 61106 (PDF)(6 pp, 149 K) |
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Chapter IX—Reserved | ||||
Chapter X—Plan for Maintenance of National Ambient Air Quality Standards for Lead | State-wide | 2/3/1984 | 6/4/1984 (EPA effective date) | |
Small Business Assistance Program | State-wide | 1/3/1994 | 9/19/1994 59 FR 47801 (electronic copy not available) |
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Appendix A—Legal Authority and Other Administrative Matters | State-wide | 1/15/1980 | 7/28/1982 47 FR 32530 (PDF)(6 pp, 682 K) |
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Appendix A.2—Idaho Environmental Protection and Health Act, Idaho Code Section 39-101 et seq | State-wide | 3/15/2001 | 1/16/2003 68 FR 2217 (PDF) (11 pp, 173 K) |
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Four sections of Appendix A.3—Rules and Regulations for Control of Air Pollution in Idaho—that were approved but not incorporated by reference in section (c) | State-wide | 5/17/1994 | 1/16/2003 68 FR 2217 (PDF) (11 pp, 173 K) |
IDAPA 58.01.01000 (legal authority), 58.01.01002 (written interpretations), 58.01.01003 (administrative appeals), and 58.01.01128 (confidential business information). |
Open Burning of Crop Residue State Implementation Plan Revision | State-wide | 5/28/2008 | 8/1/2008 73 FR 44915 (PDF)(7 pp, 166 K) |
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Interstate Transport State Implementation Plan, May 11, 2010 (see comments) | State-wide | 6/28/2010 | 11/26/2010 75 FR 72705 (PDF)(15 pp, 213 K) |
For the 1997 8-hour ozone NAAQS and the 1997 PM2.5 NAAQS. See docket EPA-R10-OAR-2010-0669. |
Regional Haze SIP Revision | State-wide | 10/25/2010 | 6/22/2011 76 FR 36329 (PDF)(11 pp, 187 K) |
The portion of the Regional Haze SIP revision relating to BART, the calculation of baseline and natural conditions, and the statewide inventory of emissions of pollutants that are reasonably anticipated to cause or contribute to visibility impairment in any mandatory Class I Federal Area. |
Section 110(a)(2) Infrastructure Requirements for the 1997 8-hour Ozone NAAQS | Statewide | 9/15/2008; 6/24/2010 | 7/17/2012 77 FR 41916 (PDF)(4 pp, 242 K) |
This action addresses following CAA elements or portions thereof: 110(a)(2)(A), (B), (C), (D)(ii), (E)(i), (E)(iii), (F), (G), (H), (J), (K), (L), and (M). |
Northern Ada County Air Quality Maintenance Area Second 10-year Carbon Monoxide Limited Maintenance Plan | State-wide | 2/10/2011 | 8/2/2012 77 FR 45962 (PDF)(4 pp, 243 K) |
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Regional Haze SIP Revision | State-wide | 10/25/2010 | 11/8/2012 77 FR 66929 (PDF)(7 pp, 255 K) |
The remaining portion of the regional haze SIP elements as proposed in the May 22, 2012 notice. 77 FR 30248. |
Sandpoint PM10 Nonattainment Area Limited Maintenance Plan | Bonner County: Sandpoint Area | 12/14/2011 | 4/3/2013 78 FR 20001 (PDF)(4 pp, 274 K) |
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Idaho State Board SIP Revision; Executive Order 2013-06; dated June 26, 2013 | Statewide | 9/16/2013 | 10/24/2013 78 FR 63394 (PDF)(3 pp, 238 K) |
To satisfy the requirements of CAA section 128(a)(1) and CAA section 110(a)(2)(E)(ii) for all criteria pollutants. Renewed on December 14, 2016, expiring December 14, 2020, unless renewed by subsequent Executive Order. See Executive Order 2016-07. |
Idaho State Board SIP Revision; Idaho Code §§59-701 through 705; Ethics in Government Act | Statewide | 9/16/2013 | 10/24/2013 78 FR 63394 (PDF)(3 pp, 238 K) |
To satisfy the requirements of CAA section 128(a)(2) and CAA section 110(a)(2)(E)(ii) for all criteria pollutants. |
Idaho Department of Environmental Quality letter dated October 18, 2013 supplementing the May 9, 2013 SIP Submittal | State-wide | 10/24/2013 | 3/3/2014 79 FR 11711 (PDF)(3 pp, 231 K) |
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Letter of Intent PM 2.5 Reduction, Franklin County Road Department to Department of Environmental Quality (Voluntary Measure) | Franklin County, Logan UT-ID PM2.5 Nonattainment Area | 12/19/2012 | 3/25/2014 79 FR 16201 (PDF)(3 pp, 239 K) |
Fine Particulate Matter Control Measures; Franklin County. |
Road Sanding Agreement, Idaho Transportation Department to Idaho Department of Environmental Quality (Voluntary Measure) | Franklin County, Logan UT-ID PM2.5 Nonattainment Area | 12/19/2012 | 3/25/2014 79 FR 16201 (PDF)(3 pp, 239 K) |
Fine Particulate Matter Control Measures; Franklin County. |
Regional Haze SIP Revision | State-wide | 6/29/2012 | 4/28/2014 79 FR 23273 (PDF)(6 pp, 254 K) |
The portion of the Regional Haze SIP relating to BART for the TASCO, Nampa facility, |
Section 110(a)(2) Infrastructure Requirements for the 2008 Pb NAAQS | State-wide | 2/14/2012 | 5/22/2014 79 FR 29358 (PDF)(2 pp, 218 K) |
This action addresses the following CAA elements: 110(a)(2)(A), (B), (C), (D), (E), (F), (G), (H), (J), (K), (L), and (M). |
Section 110(a)(2) Infrastructure Requirements for the 1997 PM2.5 NAAQS | State-wide | 9/15/2008; 6/28/2010 | 7/14/2014 79 FR 40662 (PDF)(3 pp, 239 K) |
This action addresses the following CAA elements or portions thereof: 110(a)(2)(A), (B), (C), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M). |
Section 110(a)(2) Infrastructure Requirements for the 2006 PM2.5 NAAQS | State-wide | 6/28/2010; 8/10/2011 | 7/14/2014 79 FR 40662 (PDF)(3 pp, 239 K) |
This action addresses the following CAA elements or portions thereof: 110(a)(2)(A), (B), (C), (D)(i)(II), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M). |
Section 110(a)(2) Infrastructure Requirements for the 2008 Ozone NAAQS | State-wide | 6/28/2010 | 7/14/2014 79 FR 40662 (PDF)(3 pp, 239 K) |
This action addresses the following CAA elements or portions thereof: 110(a)(2)(A), (B), (C), (D)(i)(II), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M). |
Fine Particulate Matter Baseline Emissions Inventory | Franklin County, Logan UT-ID PM2.5 Nonattainment Area | 12/19/2012 | 7/18/2014 79 FR 41904 (PDF)(2 pp, 233 K) |
Fine Particulate Matter; Franklin County. |
Section 110(a)(2) Infrastructure Requirements for the 2010 NO2 NAAQS | State-wide | 9/16/2013 | 8/11/2014 79 FR 46708 (PDF)(3 pp, 239 K) |
This action addresses the following CAA elements or portions thereof: 110(a)(2)(A), (B), (C), (D)(i)(II), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M). |
Section 110(a)(2) Infrastructure Requirements for the 2010 SO2 NAAQS | State-wide | 9/16/2013 | 8/11/2014 79 FR 46708 (PDF)(3 pp, 239 K) |
This action addresses the following CAA elements or portions thereof: 110(a)(2)(A), (B), (C), (D)(i)(II), (D)(ii), (E), (F), (G), (H), (J), (K), (L), and (M). |
Portneuf Valley PM10 Nonattainment Area Plan and Maintenance Plan | Portneuf Valley | 7/13/2006 | 7/13/2006 71 FR 39574 (PDF)(6 pp, 161 K) |
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Portneuf Valley PM10 Maintenance Plan—Revision | Portneuf Valley | 4/21/2014 | 7/17/2014 79 FR 41647 (PDF)(3 pp, 240 K) |
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Northern Ada County PM10 Second Ten-Year Maintenance Plan | Northern Ada County | 3/11/2013 | 10/2/2014 79 FR 59435 (PDF)(4 pp, 247 K) |
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Pinehurst PM10 Contingency Measures | Pinehurst/Shoshone County | 7/13/1995 | 10/2/2014 79 FR 59435 (PDF)(4 pp, 247 K) |
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Interstate Transport Requirements for the 2006 24-hour PM2.5 NAAQS | State-wide | 6/28/2010 | 4/17/2015 80 FR 21181 (PDF)(3 pp, 240 K) |
This action addresses the following CAA elements: 110(a)(2)(D)(i)(I). |
Interstate Transport Requirements for the 2008 Ozone NAAQS | State-wide | 6/28/2010 | 12/18/2015 80 FR 78981 (PDF)(3 pp, 220 K) |
This action addresses the following CAA elements: 110(a)(2)(D)(i)(I). |
Interstate Transport Requirements for the 2010 NO2 NAAQS | State-wide | 12/24/2015 | 5/5/2016 81 FR 27017 (PDF)(3 pp, 239 K) |
This action addresses the following CAA elements: 110(a)(2)(D)(i)(I). |
Section 110(a)(2) Infrastructure Requirements - 2012 PM2.5 NAAQS | State-wide | 12/23/2015 |
12/4/2017 |
Approves SIP for purposes of CAA sections 110(a)(2)(A), (B), (C), (D)(i)(II), (D)(ii), (E), (F), (G), (H), (J), (K), (L), (M) for the 2012 PM2.5 NAAQS. |
Open Burning of Crop Residue State Implementation Plan Revisions | State-wide | 9/22/2017; 10/23/2017 |
6/19/2018 |
Original submission and supplemental modeling analyses |
Pinehurst PM10 Limited Maintenance Plan | Shoshone County; Pinehurst Expansion Area and City of Pinehurst | 9/29/2017 | 9/11/2018 83 FR 45830 (PDF)(6 pp, 292 K) |
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Interstate Transport Requirements for the 2012 PM2.5 NAAQS | State-wide | 12/23/2015 | 9/24/2018 83 FR 48240 (PDF)(3 pp, 236 K) |
This action addresses CAA 110(a)(2)(D)(i)(I). |
Regional Haze 5-Year Progress Report | State-wide | 6/28/2016 |
7/15/2019 |
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Cache Valley Fine Particulate Matter Attainment Plan | Franklin County, Logan UT-ID- PM2.5 Nonattainment Area | 12/19/2012, 12/24/2014, 7/31/2018 |
1/4/2017 8/8/2017 2/20/2020 |