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Federal Register Notices Related to PM-10 (1987) Designations and Classifications
Federal Register Notices Related to PM-10 (1987) Designations and Classifications
Data is current as of May 31, 2025Ordered by Area Name
Click on the 'FR' link to view the Federal Register Notice
| ADA COUNTY; BOISE, ID | ||||
| IDAHO | ||||
| 10/26/1998 | 63 FR 57086 | Proposed Approval | Designation Revocation | |
| 03/12/1999 | 64 FR 12257 | Final Approval | Designation Revocation | |
| 06/26/2000 | 65 FR 39321 | Proposed Approval | Designation Reinstatement | |
| 07/30/2003 | 68 FR 44715 | Proposed Approval | Redesignation to Maintenance | |
| 07/30/2003 | 68 FR 44715 | Proposed Approval | Designation Reinstatement | |
| 10/27/2003 | 68 FR 61106 | Final Approval | Redesignation to Maintenance | |
| 10/27/2003 | 68 FR 61106 | Final Approval | Designation Reinstatement | |
| ADAMS, DENVER, AND BOULDER COUNTIES; DENVER METROPOLITAN AREA, CO | ||||
| COLORADO | ||||
| 05/23/2002 | 67 FR 36124 | Proposed Approval | Redesignation to Maintenance | |
| 09/16/2002 | 67 FR 58335 | Final Approval | Redesignation to Maintenance | |
| ALLEGHENY COUNTY; LIBERTY, LINCOLN, PORT VUE, GLASSPORT, CLAIRTON, PA | ||||
| PENNSYLVANIA | ||||
| 07/18/2003 | 68 FR 42657 | Proposed Approval | Redesignation to Maintenance | |
| 09/11/2003 | 68 FR 53515 | Final Approval | Redesignation to Maintenance | |
| ANCHORAGE; EAGLE RIVER, AK | ||||
| ALASKA | ||||
| 10/19/2010 | 75 FR 64241 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/19/2010 | 75 FR 64162 | Direct Final | Clean Data Determination/Attainment Determination | |
| 01/07/2013 | 78 FR 924 | Proposed Approval | Redesignation to Maintenance | |
| 01/07/2013 | 78 FR 900 | Direct Final | Redesignation to Maintenance | |
| ARCHULETA COUNTY; PAGOSA SPRINGS, CO | ||||
| COLORADO | ||||
| 06/15/2001 | 66 FR 32594 | Proposed Approval | Redesignation to Maintenance | |
| 06/15/2001 | 66 FR 32556 | Direct Final | Redesignation to Maintenance | |
| AROOSTOCK COUNTY; CITY OF PRESQUE ISLE, ME | ||||
| MAINE | ||||
| 08/30/1995 | 60 FR 45113 | Proposed Approval | Redesignation to Maintenance | |
| 08/30/1995 | 60 FR 45056 | Direct Final | Redesignation to Maintenance | |
| BONNER COUNTY; THE SANDPOINT AREA, ID | ||||
| IDAHO | ||||
| 08/28/1995 | 60 FR 44452 | Proposed Approval | Failure to Attain by Attainment Date | |
| 08/28/1995 | 60 FR 44452 | Proposed Approval | Attainment Date Extension | |
| 05/08/1996 | 61 FR 20730 | Final Approval | Failure to Attain by Attainment Date | |
| 05/08/1996 | 61 FR 20730 | Final Approval | Attainment Date Extension | |
| 12/18/1996 | 61 FR 66642 | Proposed Approval | Failure to Attain by Attainment Date | |
| 12/18/1996 | 61 FR 66642 | Proposed Approval | Attainment Date Extension | |
| 12/18/1996 | 61 FR 66602 | Direct Final | Failure to Attain by Attainment Date | |
| 12/18/1996 | 61 FR 66602 | Direct Final | Attainment Date Extension | |
| 06/22/2010 | 75 FR 35362 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/22/2010 | 75 FR 35302 | Direct Final | Clean Data Determination/Attainment Determination | |
| 02/01/2013 | 78 FR 7340 | Proposed Approval | Redesignation to Maintenance | |
| 04/03/2013 | 78 FR 20001 | Final Approval | Redesignation to Maintenance | |
| BROOKE; FOLLANSBEE AREA, WV | ||||
| WEST VIRGINIA | ||||
| 08/27/2003 | 68 FR 51544 | Proposed Approval | Redesignation to Maintenance | |
| 08/27/2003 | 68 FR 51459 | Direct Final | Redesignation to Maintenance | |
| CLARK COUNTY; LAS VEGAS PLANNING AREA, NV | ||||
| NEVADA | ||||
| 01/08/1993 | 58 FR 3334 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 01/22/2003 | 68 FR 2954 | Proposed Approval | Attainment Date Extension | |
| 06/09/2004 | 69 FR 32273 | Final Approval | Attainment Date Extension | |
| 08/03/2010 | 75 FR 45571 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 08/03/2010 | 75 FR 45485 | Direct Final | Clean Data Determination/Attainment Determination | |
| 07/21/2014 | 79 FR 42258 | Proposed Approval | Redesignation to Maintenance | |
| 10/06/2014 | 79 FR 60078 | Final Approval | Redesignation to Maintenance | |
| COCHISE COUNTY; PAUL SPUR/DOUGLAS PLANNING AREA, AZ | ||||
| ARIZONA | ||||
| 11/02/2010 | 75 FR 67303 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 11/02/2010 | 75 FR 67220 | Direct Final | Clean Data Determination/Attainment Determination | |
| 11/29/2010 | 75 FR 72964 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 01/11/2011 | 76 FR 1532 | Final Approval | Clean Data Determination/Attainment Determination | |
| 05/25/2012 | 77 FR 31268 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 08/02/2012 | 77 FR 45965 | Final Approval | Clean Data Determination/Attainment Determination | |
| COOK COUNTY; LYONS TOWNSHIP, IL | ||||
| ILLINOIS | ||||
| 09/22/2005 | 70 FR 55610 | Proposed Approval | Redesignation to Maintenance | |
| 09/22/2005 | 70 FR 55541 | Direct Final | Redesignation to Maintenance | |
| COOK COUNTY; SOUTHEAST CHICAGO, IL | ||||
| ILLINOIS | ||||
| 09/22/2005 | 70 FR 55611 | Proposed Approval | Redesignation to Maintenance | |
| 09/22/2005 | 70 FR 55545 | Direct Final | Redesignation to Maintenance | |
| COSO JUNCTION, CA | ||||
| CALIFORNIA | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 06/13/2001 | 66 FR 31873 | Proposed Approval | Area Split | |
| 08/06/2002 | 67 FR 50805 | Final Approval | Area Split | |
| 09/19/2002 | 67 FR 59005 | Final Approval | Correction/Clarification | |
| 03/23/2010 | 75 FR 13710 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 05/19/2010 | 75 FR 27944 | Final Approval | Clean Data Determination/Attainment Determination | |
| 06/24/2010 | 75 FR 36023 | Proposed Approval | Redesignation to Maintenance | |
| 09/03/2010 | 75 FR 54031 | Final Approval | Redesignation to Maintenance | |
| CUYAHOGA COUNTY, OH | ||||
| OHIO | ||||
| 07/10/2000 | 65 FR 42312 | Proposed Approval | Redesignation to Maintenance | |
| 12/11/2000 | 65 FR 77308 | Final Approval | Redesignation to Maintenance | |
| EAST KERN COUNTY, CA | ||||
| CALIFORNIA | ||||
| 11/12/2008 | 73 FR 66759 | Final Approval | Area Split | |
| 03/21/2011 | 76 FR 15219 | Final Approval | Technical Amendment | |
| FLATHEAD COUNTY; COLUMBIA FALLS AND VICINITY, MT | ||||
| MONTANA | ||||
| 01/31/2011 | 76 FR 5323 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 01/31/2011 | 76 FR 5280 | Direct Final | Clean Data Determination/Attainment Determination | |
| 03/20/2020 | 85 FR 16029 | Proposed Approval | Redesignation to Maintenance | |
| 06/26/2020 | 85 FR 38327 | Final Approval | Redesignation to Maintenance | |
| FLATHEAD COUNTY; KALISPELL AND VICINITY, MT | ||||
| MONTANA | ||||
| 03/20/2020 | 85 FR 16029 | Proposed Approval | Redesignation to Maintenance | |
| 06/26/2020 | 85 FR 38327 | Final Approval | Redesignation to Maintenance | |
| FLATHEAD COUNTY; WHITEFISH AND VICINITY, MT | ||||
| MONTANA | ||||
| 10/19/1993 | 58 FR 53886 | Final Approval | Designation to Nonattainment | |
| 03/08/2022 | 87 FR 12912 | Proposed Approval | Redesignation to Maintenance | |
| 06/08/2022 | 87 FR 34795 | Final Approval | Redesignation to Maintenance | |
| FREMONT COUNTY; CANON CITY AREA, CO | ||||
| COLORADO | ||||
| 05/30/2000 | 65 FR 34427 | Proposed Approval | Redesignation to Maintenance | |
| 05/30/2000 | 65 FR 34399 | Direct Final | Redesignation to Maintenance | |
| GILA COUNTY (PART): PAYSON, AZ | ||||
| ARIZONA | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 07/25/2001 | 66 FR 38603 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 02/15/2002 | 67 FR 7082 | Final Approval | Clean Data Determination/Attainment Determination | |
| 06/26/2002 | 67 FR 43072 | Proposed Approval | Redesignation to Maintenance | |
| 06/26/2002 | 67 FR 43013 | Direct Final | Redesignation to Maintenance | |
| HANCOCK AND BROOKE COUNTIES (PART); THE CITY OF WEIRTON, WV | ||||
| WEST VIRGINIA | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 10/27/2004 | 69 FR 62637 | Proposed Approval | Redesignation to Maintenance | |
| 10/27/2004 | 69 FR 62591 | Direct Final | Redesignation to Maintenance | |
| 11/09/2004 | 69 FR 64860 | Direct Final | Correction/Clarification | |
| 12/20/2004 | 69 FR 75847 | Withdrawal | Redesignation to Maintenance | |
| 05/11/2006 | 71 FR 27440 | Proposed Approval | Redesignation to Maintenance | |
| 07/14/2006 | 71 FR 40023 | Final Approval | Redesignation to Maintenance | |
| HAYDEN, AZ | ||||
| ARIZONA | ||||
| 03/28/2007 | 72 FR 14502 | Proposed Approval | Area Split | |
| 03/28/2007 | 72 FR 14422 | Direct Final | Area Split | |
| 11/02/2010 | 75 FR 67303 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 11/02/2010 | 75 FR 67220 | Direct Final | Clean Data Determination/Attainment Determination | |
| 11/29/2010 | 75 FR 72964 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 01/11/2011 | 76 FR 1532 | Final Approval | Clean Data Determination/Attainment Determination | |
| IMPERIAL VALLEY, CA | ||||
| CALIFORNIA | ||||
| 08/10/2001 | 66 FR 42187 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 10/09/2003 | 99 FR 14995 | Court-Order | Change to a Higher Classification (Bump-Ups) Vacated | |
| 12/18/2003 | 99 FR 17741 | Court-Order | Change to a Higher Classification (Bump-Ups) Vacated | |
| 08/11/2004 | 69 FR 48835 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 08/11/2004 | 69 FR 48792 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 08/20/2004 | 69 FR 51753 | Final Approval | Correction/Clarification | |
| 12/11/2007 | 72 FR 70222 | Final Approval | Failure to Attain by Attainment Date | |
| 03/19/2013 | 78 FR 16827 | Proposed Approval | Correction/Clarification | |
| 03/19/2013 | 78 FR 16792 | Direct Final | Correction/Clarification | |
| 04/02/2020 | 85 FR 18509 | Proposed Approval | Redesignation to Maintenance | |
| 09/18/2020 | 85 FR 58286 | Final Approval | Redesignation to Maintenance | |
| INDIAN WELLS, CA | ||||
| CALIFORNIA | ||||
| 03/15/1991 | 56 FR 11101 | Final Approval | Designation to Nonattainment | |
| 06/13/2001 | 66 FR 31873 | Proposed Approval | Area Split | |
| 08/06/2002 | 67 FR 50805 | Final Approval | Area Split | |
| 09/19/2002 | 67 FR 59005 | Final Approval | Correction/Clarification | |
| 12/17/2002 | 67 FR 77196 | Proposed Approval | Redesignation to Maintenance | |
| 05/07/2003 | 68 FR 24368 | Final Approval | Redesignation to Maintenance | |
| 06/23/2003 | 68 FR 37090 | Final Approval | Correction/Clarification | |
| INYO COUNTY; OWENS VALLEY PLANNING AREA, CA | ||||
| CALIFORNIA | ||||
| 01/08/1993 | 58 FR 3334 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/23/2007 | 72 FR 13723 | Proposed Approval | Failure to Attain by Attainment Date | |
| 06/06/2007 | 72 FR 31183 | Final Approval | Failure to Attain by Attainment Date | |
| JACKSON COUNTY; MEDFORD-ASHLAND (INCLUDING WHITE CITY), OR | ||||
| OREGON | ||||
| 06/19/2006 | 71 FR 35233 | Proposed Approval | Redesignation to Maintenance | |
| 06/19/2006 | 71 FR 35163 | Direct Final | Redesignation to Maintenance | |
| JEFFERSON COUNTY, OH | ||||
| OHIO | ||||
| 07/10/2000 | 65 FR 42312 | Proposed Approval | Redesignation to Maintenance | |
| 12/11/2000 | 65 FR 77308 | Final Approval | Redesignation to Maintenance | |
| JOSEPHINE COUNTY; GRANTS PASS, OR | ||||
| OREGON | ||||
| 10/27/2003 | 68 FR 61178 | Proposed Approval | Redesignation to Maintenance | |
| 10/27/2003 | 68 FR 61111 | Direct Final | Redesignation to Maintenance | |
| JUNEAU; MENDENHALL VALLEY AREA, AK | ||||
| ALASKA | ||||
| 07/16/2010 | 75 FR 41421 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 07/16/2010 | 75 FR 41379 | Direct Final | Clean Data Determination/Attainment Determination | |
| 05/09/2013 | 78 FR 27168 | Proposed Approval | Redesignation to Maintenance | |
| 05/09/2013 | 78 FR 27071 | Direct Final | Redesignation to Maintenance | |
| KING COUNTY; KENT, WA | ||||
| WASHINGTON | ||||
| 03/13/2001 | 66 FR 14512 | Proposed Approval | Redesignation to Maintenance | |
| 03/13/2001 | 66 FR 14492 | Direct Final | Redesignation to Maintenance | |
| KING COUNTY; SEATTLE, WA | ||||
| WASHINGTON | ||||
| 03/13/2001 | 66 FR 14512 | Proposed Approval | Redesignation to Maintenance | |
| 03/13/2001 | 66 FR 14492 | Direct Final | Redesignation to Maintenance | |
| KLAMATH FALLS, OR | ||||
| OREGON | ||||
| 10/21/2003 | 68 FR 60060 | Proposed Approval | Redesignation to Maintenance | |
| 10/21/2003 | 68 FR 60036 | Direct Final | Redesignation to Maintenance | |
| LASALLE COUNTY; OGLESBY, IL | ||||
| ILLINOIS | ||||
| 08/08/1996 | 61 FR 41372 | Proposed Approval | Redesignation to Maintenance | |
| 08/08/1996 | 61 FR 41342 | Direct Final | Redesignation to Maintenance | |
| LAKE COUNTY (PART); LAKEVIEW, OR | ||||
| OREGON | ||||
| 09/24/1993 | 58 FR 49931 | Final Approval | Designation to Nonattainment | |
| 03/22/2006 | 71 FR 14438 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2006 | 71 FR 14399 | Direct Final | Redesignation to Maintenance | |
| 05/18/2006 | 71 FR 28777 | Withdrawal | Redesignation to Maintenance | |
| 06/19/2006 | 71 FR 35159 | Final Approval | Redesignation to Maintenance | |
| LAKE COUNTY; CITIES OF EAST CHICAGO, HAMMOND, WHITING, AND GARY, IN | ||||
| INDIANA | ||||
| 01/10/2003 | 68 FR 1414 | Proposed Approval | Redesignation to Maintenance | |
| 01/10/2003 | 68 FR 1370 | Direct Final | Redesignation to Maintenance | |
| LANE COUNTY (PART); OAKRIDGE, OR | ||||
| OREGON | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 07/26/2001 | 66 FR 38947 | Direct Final | Clean Data Determination/Attainment Determination | |
| 05/09/2022 | 87 FR 27540 | Proposed Approval | Redesignation to Maintenance | |
| 08/22/2022 | 87 FR 51265 | Final Approval | Redesignation to Maintenance | |
| LANE COUNTY; EUGENE/SPRINGFIELD, OR | ||||
| OREGON | ||||
| 04/11/2013 | 78 FR 21583 | Proposed Approval | Redesignation to Maintenance | |
| 04/11/2013 | 78 FR 21547 | Direct Final | Redesignation to Maintenance | |
| LINCOLN COUNTY; LIBBY AND VICINITY, MT | ||||
| MONTANA | ||||
| 01/31/2011 | 76 FR 5323 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 01/31/2011 | 76 FR 5280 | Direct Final | Clean Data Determination/Attainment Determination | |
| 03/20/2020 | 85 FR 16029 | Proposed Approval | Redesignation to Maintenance | |
| 06/26/2020 | 85 FR 38327 | Final Approval | Redesignation to Maintenance | |
| MADISON COUNTY; GRANITE CITY TOWNSHIP AND NAMEOKI TOWNSHIP, IL | ||||
| ILLINOIS | ||||
| 03/11/1998 | 63 FR 11865 | Proposed Approval | Redesignation to Maintenance | |
| 03/11/1998 | 63 FR 11842 | Direct Final | Redesignation to Maintenance | |
| MARICOPA AND PINAL COUNTIES; PHOENIX PLANNING AREA, AZ | ||||
| ARIZONA | ||||
| 06/07/1995 | 60 FR 30046 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 05/10/1996 | 61 FR 21372 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 06/06/1997 | 62 FR 31025 | Proposed Approval | Redesignation to Maintenance | |
| 04/13/2000 | 65 FR 19963 | Proposed Approval | Attainment Date Extension | |
| 10/02/2001 | 66 FR 50251 | Proposed Approval | Attainment Date Extension | |
| 07/25/2002 | 67 FR 48718 | Final Approval | Attainment Date Extension | |
| 10/10/2004 | 99 FR 5953 | Court-Order | Attainment Date Extension Remanded | |
| 03/10/2005 | 70 FR 11882 | Final Approval | Boundary Change | |
| 07/01/2005 | 70 FR 38064 | Proposed Approval | Attainment Date Extension | |
| 08/03/2006 | 71 FR 43979 | Final Approval | Attainment Date Extension | |
| 03/23/2007 | 72 FR 13723 | Proposed Approval | Failure to Attain by Attainment Date | |
| 06/06/2007 | 72 FR 31183 | Final Approval | Failure to Attain by Attainment Date | |
| 08/14/2008 | 73 FR 47542 | Final Approval | Attainment Date Extension | |
| MIAMI, AZ | ||||
| ARIZONA | ||||
| 03/28/2007 | 72 FR 14502 | Proposed Approval | Area Split | |
| 03/28/2007 | 72 FR 14502 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/28/2007 | 72 FR 14422 | Direct Final | Area Split | |
| 03/28/2007 | 72 FR 14422 | Direct Final | Clean Data Determination/Attainment Determination | |
| MISSOULA, MT | ||||
| MONTANA | ||||
| 03/05/2019 | 84 FR 7846 | Proposed Approval | Redesignation to Maintenance | |
| 05/24/2019 | 84 FR 24037 | Final Approval | Redesignation to Maintenance | |
| MOHAVE COUNTY (PART); BULLHEAD CITY, AZ | ||||
| ARIZONA | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 07/25/2001 | 66 FR 38603 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 02/15/2002 | 67 FR 7082 | Final Approval | Clean Data Determination/Attainment Determination | |
| 06/26/2002 | 67 FR 43073 | Proposed Approval | Redesignation to Maintenance | |
| 06/26/2002 | 67 FR 43020 | Direct Final | Boundary Change | |
| 06/26/2002 | 67 FR 43020 | Direct Final | Redesignation to Maintenance | |
| MONO BASIN, CA | ||||
| CALIFORNIA | ||||
| 11/29/1993 | 58 FR 62544 | Final Approval | Designation to Nonattainment | |
| MONO COUNTY; MAMMOTH LAKE PLANNING AREA, CA | ||||
| CALIFORNIA | ||||
| 07/30/2015 | 80 FR 45477 | Proposed Approval | Redesignation to Maintenance | |
| 10/05/2015 | 80 FR 60049 | Final Approval | Redesignation to Maintenance | |
| MUN. OF GUAYNABO, PR | ||||
| PUERTO RICO | ||||
| 09/02/2009 | 74 FR 45387 | Proposed Approval | Redesignation to Maintenance | |
| 01/12/2010 | 75 FR 1543 | Final Approval | Redesignation to Maintenance | |
| NEW HAVEN COUNTY, CT | ||||
| CONNECTICUT | ||||
| 10/13/2005 | 70 FR 59690 | Proposed Approval | Redesignation to Maintenance | |
| 10/13/2005 | 70 FR 59657 | Direct Final | Redesignation to Maintenance | |
| NEW YORK COUNTY, NY | ||||
| NEW YORK | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 09/13/2013 | 78 FR 56633 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/02/2013 | 78 FR 72032 | Final Approval | Clean Data Determination/Attainment Determination | |
| 07/29/2015 | 80 FR 45067 | Final Approval | Correction/Clarification | |
| OGDEN, UT | ||||
| UTAH | ||||
| 07/28/1995 | 60 FR 38726 | Direct Final | Designation to Nonattainment | |
| 12/01/2009 | 74 FR 62717 | Proposed Disapproval | Redesignation to Maintenance | |
| 12/30/2009 | 74 FR 69049 | Proposed Disapproval | Extension of Comment Period | |
| 07/30/2012 | 77 FR 44544 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 01/07/2013 | 78 FR 885 | Final Approval | Clean Data Determination/Attainment Determination | |
| 11/21/2019 | 84 FR 64245 | Proposed Approval | Redesignation to Maintenance | |
| 02/25/2020 | 85 FR 10989 | Final Approval | Redesignation to Maintenance | |
| OLMSTED COUNTY, MN | ||||
| MINNESOTA | ||||
| 05/31/1995 | 60 FR 28377 | Proposed Approval | Redesignation to Maintenance | |
| 05/31/1995 | 60 FR 28339 | Direct Final | Redesignation to Maintenance | |
| PIERCE COUNTY; TACOMA, WA | ||||
| WASHINGTON | ||||
| 03/13/2001 | 66 FR 14512 | Proposed Approval | Redesignation to Maintenance | |
| 03/13/2001 | 66 FR 14492 | Direct Final | Redesignation to Maintenance | |
| PIMA COUNTY; AJO PLANNING AREA, AZ | ||||
| ARIZONA | ||||
| 02/08/2006 | 71 FR 6437 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 02/08/2006 | 71 FR 6352 | Direct Final | Clean Data Determination/Attainment Determination | |
| 06/04/2020 | 85 FR 34381 | Proposed Approval | Redesignation to Maintenance | |
| 08/04/2020 | 85 FR 47032 | Final Approval | Redesignation to Maintenance | |
| PIMA COUNTY; RILLITO PLANNING AREA, AZ | ||||
| ARIZONA | ||||
| 08/08/2006 | 71 FR 44944 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 08/08/2006 | 71 FR 44920 | Direct Final | Clean Data Determination/Attainment Determination | |
| PINAL COUNTY (PART); WEST PINAL, AZ | ||||
| ARIZONA | ||||
| 10/01/2010 | 75 FR 60680 | Proposed Approval | Designation to Nonattainment | |
| 05/31/2012 | 77 FR 32024 | Final Approval | Designation to Nonattainment | |
| 04/07/2020 | 85 FR 19408 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 04/07/2020 | 85 FR 19408 | Proposed Approval | Failure to Attain by Attainment Date | |
| 06/24/2020 | 85 FR 37756 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 06/24/2020 | 85 FR 37756 | Final Approval | Failure to Attain by Attainment Date | |
| 02/15/2023 | 88 FR 9812 | Proposed Approval | Failure to Attain by Attainment Date | |
| 07/21/2023 | 88 FR 47026 | Final Approval | Failure to Attain by Attainment Date | |
| PITKIN COUNTY; ASPEN, CO | ||||
| COLORADO | ||||
| 05/15/2003 | 68 FR 26248 | Proposed Approval | Redesignation to Maintenance | |
| 05/15/2003 | 68 FR 26212 | Direct Final | Redesignation to Maintenance | |
| POWER-BANNOCK COUNTIES; FORT HALL INDIAN RESERVATION, ID | ||||
| IDAHO | ||||
| 06/19/1998 | 63 FR 33597 | Proposed Approval | Designation to Nonattainment | |
| 06/19/1998 | 63 FR 33605 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 11/05/1998 | 63 FR 59722 | Final Approval | Designation to Nonattainment | |
| 05/13/2010 | 75 FR 26898 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 07/28/2010 | 75 FR 44142 | Final Approval | Clean Data Determination/Attainment Determination | |
| POWER-BANNOCK COUNTIES; PORTNEUF VALLEY AREA, ID | ||||
| IDAHO | ||||
| 08/28/1995 | 60 FR 44452 | Proposed Approval | Failure to Attain by Attainment Date | |
| 08/28/1995 | 60 FR 44452 | Proposed Approval | Attainment Date Extension | |
| 05/08/1996 | 61 FR 20730 | Final Approval | Failure to Attain by Attainment Date | |
| 05/08/1996 | 61 FR 20730 | Final Approval | Attainment Date Extension | |
| 06/12/1996 | 61 FR 29726 | Proposed Approval | Correction/Clarification | |
| 06/12/1996 | 61 FR 29667 | Direct Final | Correction/Clarification | |
| 12/18/1996 | 61 FR 66642 | Proposed Approval | Failure to Attain by Attainment Date | |
| 12/18/1996 | 61 FR 66642 | Proposed Approval | Attainment Date Extension | |
| 12/18/1996 | 61 FR 66602 | Direct Final | Failure to Attain by Attainment Date | |
| 12/18/1996 | 61 FR 66602 | Direct Final | Attainment Date Extension | |
| 06/19/1998 | 63 FR 33597 | Proposed Approval | Area Split | |
| 11/05/1998 | 63 FR 59722 | Final Approval | Area Split | |
| 12/06/2000 | 65 FR 76203 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 05/20/2005 | 70 FR 29243 | Proposed Approval | Redesignation to Maintenance | |
| 07/13/2006 | 71 FR 39574 | Final Approval | Redesignation to Maintenance | |
| PROWERS COUNTY; LAMAR, CO | ||||
| COLORADO | ||||
| 08/05/2004 | 69 FR 47399 | Proposed Approval | Redesignation to Maintenance | |
| 08/05/2004 | 69 FR 47366 | Direct Final | Redesignation to Maintenance | |
| 09/20/2004 | 69 FR 56163 | Withdrawal | Redesignation to Maintenance | |
| 10/25/2005 | 70 FR 61563 | Direct Final | Redesignation to Maintenance | |
| 12/06/2005 | 70 FR 72597 | Final Approval | Correction/Clarification | |
| RAMSEY COUNTY, MN | ||||
| MINNESOTA | ||||
| 07/26/2002 | 67 FR 48839 | Proposed Approval | Redesignation to Maintenance | |
| 07/26/2002 | 67 FR 48787 | Direct Final | Redesignation to Maintenance | |
| RIVERSIDE COUNTY; COACHELLA VALLEY PLANNING AREA, CA | ||||
| CALIFORNIA | ||||
| 01/08/1993 | 58 FR 3334 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 12/17/2002 | 67 FR 77204 | Proposed Approval | Attainment Date Extension | |
| 04/18/2003 | 68 FR 19318 | Final Approval | Attainment Date Extension | |
| 08/15/2003 | 68 FR 48848 | Proposed Approval | Boundary Change | |
| 10/07/2003 | 68 FR 57820 | Final Approval | Boundary Change | |
| RIVERSIDE, LOS ANGELES, ORANGE, & SAN BERNARDINO COUNTIES; SOUTH COAST AIR BASIN, CA | ||||
| CALIFORNIA | ||||
| 01/08/1993 | 58 FR 3334 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 12/17/2002 | 67 FR 77212 | Proposed Approval | Attainment Date Extension | |
| 04/18/2003 | 68 FR 19316 | Final Approval | Attainment Date Extension | |
| 08/15/2003 | 68 FR 48848 | Proposed Approval | Boundary Change | |
| 10/07/2003 | 68 FR 57820 | Final Approval | Boundary Change | |
| 04/08/2013 | 78 FR 20868 | Proposed Approval | Redesignation to Maintenance | |
| 06/26/2013 | 78 FR 38223 | Final Approval | Redesignation to Maintenance | |
| ROUTT COUNTY (PART); STEAMBOAT SPRINGS, CO | ||||
| COLORADO | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 08/05/2004 | 69 FR 47399 | Proposed Approval | Redesignation to Maintenance | |
| 08/05/2004 | 69 FR 47366 | Direct Final | Redesignation to Maintenance | |
| 09/20/2004 | 69 FR 56163 | Withdrawal | Redesignation to Maintenance | |
| 10/25/2004 | 69 FR 62210 | Final Approval | Redesignation to Maintenance | |
| SACRAMENTO COUNTY, CA | ||||
| CALIFORNIA | ||||
| 07/25/2001 | 66 FR 38603 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 02/15/2002 | 67 FR 7082 | Final Approval | Clean Data Determination/Attainment Determination | |
| 07/24/2013 | 78 FR 44494 | Proposed Approval | Redesignation to Maintenance | |
| 09/26/2013 | 78 FR 59261 | Final Approval | Redesignation to Maintenance | |
| SALT LAKE COUNTY, UT | ||||
| UTAH | ||||
| 09/21/2000 | 65 FR 57127 | Proposed Approval | Failure to Attain by Attainment Date | |
| 09/21/2000 | 65 FR 57127 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/21/2000 | 65 FR 57127 | Proposed Approval | Attainment Date Extension | |
| 06/18/2001 | 66 FR 32752 | Final Approval | Clean Data Determination/Attainment Determination | |
| 06/18/2001 | 66 FR 32752 | Final Approval | Attainment Date Extension | |
| 12/01/2009 | 74 FR 62717 | Proposed Disapproval | Redesignation to Maintenance | |
| 11/21/2019 | 84 FR 64245 | Proposed Approval | Redesignation to Maintenance | |
| 02/25/2020 | 85 FR 10989 | Final Approval | Redesignation to Maintenance | |
| SAN BERNARDINO COUNTY, CA | ||||
| CALIFORNIA | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 07/25/2001 | 66 FR 38603 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 02/15/2002 | 67 FR 7082 | Final Approval | Clean Data Determination/Attainment Determination | |
| SAN JOAQUIN VALLEY AIR BASIN, CA | ||||
| CALIFORNIA | ||||
| 01/08/1993 | 58 FR 3334 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 07/19/2006 | 71 FR 40952 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/30/2006 | 71 FR 63641 | Final Approval | Clean Data Determination/Attainment Determination | |
| 08/27/2007 | 72 FR 49045 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/19/2008 | 73 FR 14687 | Final Approval | Clean Data Determination/Attainment Determination | |
| 04/25/2008 | 73 FR 22307 | Proposed Approval | Area Split | |
| 04/25/2008 | 73 FR 22307 | Proposed Approval | Redesignation to Maintenance | |
| 05/23/2008 | 73 FR 30029 | Proposed Approval | Extension of Comment Period | |
| 11/12/2008 | 73 FR 66759 | Final Approval | Area Split | |
| 11/12/2008 | 73 FR 66759 | Final Approval | Redesignation to Maintenance | |
| 03/21/2011 | 76 FR 15219 | Final Approval | Technical Amendment | |
| SAN MIGUEL COUNTY; TELLURIDE, CO | ||||
| COLORADO | ||||
| 06/15/2001 | 66 FR 32594 | Proposed Approval | Redesignation to Maintenance | |
| 06/15/2001 | 66 FR 32556 | Direct Final | Redesignation to Maintenance | |
| SANDERS COUNTY (PART); THOMPSON FALLS AND VICINITY, MT | ||||
| MONTANA | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 03/08/2022 | 87 FR 12905 | Proposed Approval | Redesignation to Maintenance | |
| 06/08/2022 | 87 FR 34797 | Final Approval | Redesignation to Maintenance | |
| SANTA CRUZ COUNTY; NOGALES PLANNING AREA, AZ | ||||
| ARIZONA | ||||
| 11/02/2010 | 75 FR 67303 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 11/02/2010 | 75 FR 67220 | Direct Final | Clean Data Determination/Attainment Determination | |
| 11/29/2010 | 75 FR 72964 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 01/11/2011 | 76 FR 1532 | Final Approval | Clean Data Determination/Attainment Determination | |
| SHERIDAN COUNTY; CITY OF SHERIDAN, WY | ||||
| WYOMING | ||||
| 01/29/2018 | 83 FR 4015 | Proposed Approval | Redesignation to Maintenance | |
| 04/04/2018 | 83 FR 14373 | Final Approval | Redesignation to Maintenance | |
| SHOSHONE COUNTY; CITY OF PINEHURST, ID | ||||
| IDAHO | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 08/23/2001 | 66 FR 44329 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 08/23/2001 | 66 FR 44304 | Direct Final | Clean Data Determination/Attainment Determination | |
| 05/11/2018 | 83 FR 21976 | Proposed Approval | Redesignation to Maintenance | |
| 09/11/2018 | 83 FR 45830 | Final Approval | Redesignation to Maintenance | |
| SHOSHONE COUNTY; PINEHURST EXPANSION AREA, ID | ||||
| IDAHO | ||||
| 08/23/2001 | 66 FR 44329 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 08/23/2001 | 66 FR 44304 | Direct Final | Clean Data Determination/Attainment Determination | |
| 02/12/2003 | 68 FR 7174 | Final Approval | Correction/Clarification | |
| 05/11/2018 | 83 FR 21976 | Proposed Approval | Redesignation to Maintenance | |
| 09/11/2018 | 83 FR 45830 | Final Approval | Redesignation to Maintenance | |
| SILVER BOW COUNTY; BUTTE, MT | ||||
| MONTANA | ||||
| 04/19/2021 | 86 FR 20353 | Proposed Approval | Redesignation to Maintenance | |
| 06/25/2021 | 86 FR 33547 | Final Approval | Redesignation to Maintenance | |
| SPOKANE COUNTY, WA | ||||
| WASHINGTON | ||||
| 05/16/2001 | 66 FR 27055 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 07/01/2005 | 70 FR 38073 | Proposed Approval | Redesignation to Maintenance | |
| 07/01/2005 | 70 FR 38029 | Direct Final | Redesignation to Maintenance | |
| THURSTON COUNTY; CITIES OF OLYMPIA, TUMWATER, AND LACEY, WA | ||||
| WASHINGTON | ||||
| 10/04/2000 | 65 FR 59154 | Proposed Approval | Redesignation to Maintenance | |
| 10/04/2000 | 65 FR 59128 | Direct Final | Redesignation to Maintenance | |
| TRONA, CA | ||||
| CALIFORNIA | ||||
| 12/21/1993 | 58 FR 67334 | Final Approval | Designation to Nonattainment | |
| 06/13/2001 | 66 FR 31873 | Proposed Approval | Area Split | |
| 08/06/2002 | 67 FR 50805 | Final Approval | Area Split | |
| 08/06/2002 | 67 FR 50805 | Final Approval | Clean Data Determination/Attainment Determination | |
| 09/19/2002 | 67 FR 59005 | Final Approval | Correction/Clarification | |
| 06/23/2003 | 68 FR 37090 | Final Approval | Correction/Clarification | |
| UNION COUNTY; LAGRANDE, OR | ||||
| OREGON | ||||
| 03/22/2006 | 71 FR 14438 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2006 | 71 FR 14393 | Direct Final | Redesignation to Maintenance | |
| 05/18/2006 | 71 FR 28777 | Withdrawal | Redesignation to Maintenance | |
| 06/19/2006 | 71 FR 35161 | Final Approval | Redesignation to Maintenance | |
| UTAH COUNTY, UT | ||||
| UTAH | ||||
| 09/21/2000 | 65 FR 57127 | Proposed Approval | Failure to Attain by Attainment Date | |
| 09/21/2000 | 65 FR 57127 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/21/2000 | 65 FR 57127 | Proposed Approval | Attainment Date Extension | |
| 06/18/2001 | 66 FR 32752 | Final Approval | Clean Data Determination/Attainment Determination | |
| 06/18/2001 | 66 FR 32752 | Final Approval | Attainment Date Extension | |
| 11/21/2019 | 84 FR 64245 | Proposed Approval | Redesignation to Maintenance | |
| 02/25/2020 | 85 FR 10989 | Final Approval | Redesignation to Maintenance | |
| VERMILLION COUNTY; PART OF CLINTON TOWNSHIP, IN | ||||
| INDIANA | ||||
| 08/26/1997 | 62 FR 45199 | Proposed Approval | Redesignation to Maintenance | |
| 08/26/1997 | 62 FR 45168 | Direct Final | Redesignation to Maintenance | |
| WALLA WALLA COUNTY; WALLULA, WA | ||||
| WASHINGTON | ||||
| 11/16/2000 | 65 FR 69275 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 12/12/2000 | 65 FR 77544 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 02/09/2001 | 66 FR 9663 | Direct Final | Change to a Higher Classification (Bump-Ups) | |
| 07/01/2005 | 70 FR 38073 | Proposed Approval | Redesignation to Maintenance | |
| 08/26/2005 | 70 FR 50212 | Final Approval | Redesignation to Maintenance | |
| WASHOE COUNTY; RENO PLANNING AREA, NV | ||||
| NEVADA | ||||
| 11/22/2000 | 65 FR 70326 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 01/08/2001 | 66 FR 1268 | Direct Final | Change to a Higher Classification (Bump-Ups) | |
| 02/28/2011 | 76 FR 10817 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 04/19/2011 | 76 FR 21807 | Direct Final | Clean Data Determination/Attainment Determination | |
| 09/30/2015 | 80 FR 58640 | Proposed Approval | Redesignation to Maintenance | |
| 12/08/2015 | 80 FR 76232 | Final Approval | Redesignation to Maintenance | |
| WAYNE COUNTY, MI | ||||
| MICHIGAN | ||||
| 08/05/1996 | 61 FR 40592 | Proposed Approval | Redesignation to Maintenance | |
| 08/05/1996 | 61 FR 40516 | Direct Final | Redesignation to Maintenance | |
| YAKIMA COUNTY, WA | ||||
| WASHINGTON | ||||
| 11/29/2004 | 69 FR 69338 | Proposed Approval | Boundary Change | |
| 11/29/2004 | 69 FR 69342 | Proposed Approval | Redesignation to Maintenance | |
| 02/07/2005 | 70 FR 6361 | Final Approval | Boundary Change | |
| 02/08/2005 | 70 FR 6591 | Final Approval | Redesignation to Maintenance | |
| YUMA, AZ | ||||
| ARIZONA | ||||
| 03/14/2006 | 71 FR 13063 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/14/2006 | 71 FR 13021 | Direct Final | Clean Data Determination/Attainment Determination | |
| 06/01/2021 | 86 FR 29219 | Proposed Approval | Clean Data Determination Rescission | |
| 10/19/2021 | 86 FR 57769 | Proposed Approval | Extension of Comment Period | |
| 05/17/2022 | 87 FR 29830 | Final Approval | Clean Data Determination Rescission | |