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Federal Register Notices Related to 8-Hour Ozone (1997) Designations and Classifications - NAAQS Revoked
Federal Register Notices Related to 8-Hour Ozone (1997) Designations and Classifications - NAAQS Revoked
Data is current as of March 31, 2024Ordered by Area Name
Click on the 'FR' link to view the Federal Register Notice
The 1997 8-hour Ozone NAAQS was revoked effective April 6, 2015 (80 FR 12264).
| ALBANY-SCHENECTADY-TROY, NY | ||||
| NEW YORK | ||||
| 02/14/2008 | 73 FR 8637 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/25/2008 | 73 FR 15672 | Final Approval | Clean Data Determination/Attainment Determination | |
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| ALLEGAN COUNTY, MI | ||||
| MICHIGAN | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 07/20/2010 | 75 FR 42018 | Proposed Approval | Redesignation to Maintenance | |
| 09/24/2010 | 75 FR 58312 | Final Approval | Redesignation to Maintenance | |
| ALLENTOWN-BETHLEHEM-EASTON, PA | ||||
| PENNSYLVANIA | ||||
| 01/07/2008 | 73 FR 1162 | Proposed Approval | Redesignation to Maintenance | |
| 03/04/2008 | 73 FR 11557 | Final Approval | Redesignation to Maintenance | |
| ALTOONA, PA | ||||
| PENNSYLVANIA | ||||
| 06/07/2007 | 72 FR 31495 | Proposed Approval | Redesignation to Maintenance | |
| 08/01/2007 | 72 FR 41906 | Final Approval | Redesignation to Maintenance | |
| AMADOR AND CALAVERAS COS. (CENTRAL MOUNTAIN COS.), CA | ||||
| CALIFORNIA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Clean Data Determination/Attainment Determination | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Clean Data Determination/Attainment Determination | |
| ATLANTA, GA | ||||
| GEORGIA | ||||
| 10/16/2007 | 72 FR 58572 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/06/2008 | 73 FR 12013 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/06/2008 | 73 FR 12013 | Final Approval | Failure to Attain by Attainment Date | |
| 09/17/2010 | 75 FR 56943 | Proposed Approval | Attainment Date Extension | |
| 11/30/2010 | 75 FR 73969 | Final Approval | Attainment Date Extension | |
| 03/25/2011 | 76 FR 16718 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/23/2011 | 76 FR 36873 | Final Approval | Clean Data Determination/Attainment Determination | |
| 12/15/2011 | 76 FR 77950 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/07/2012 | 77 FR 13491 | Final Approval | Clean Data Determination/Attainment Determination | |
| 02/04/2013 | 78 FR 7705 | Proposed Approval | Redesignation to Maintenance | |
| 12/02/2013 | 78 FR 72040 | Final Approval | Redesignation to Maintenance | |
| BALTIMORE, MD | ||||
| MARYLAND | ||||
| 07/23/2010 | 75 FR 43114 | Proposed Approval | Attainment Date Extension | |
| 07/23/2010 | 75 FR 43069 | Direct Final | Attainment Date Extension | |
| 09/08/2010 | 75 FR 54497 | Withdrawal | Attainment Date Extension | |
| 03/11/2011 | 76 FR 13289 | Final Approval | Attainment Date Extension | |
| 09/01/2011 | 76 FR 54412 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 09/01/2011 | 76 FR 54412 | Proposed Approval | Failure to Attain by Attainment Date | |
| 02/01/2012 | 77 FR 4901 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 02/01/2012 | 77 FR 4901 | Final Approval | Failure to Attain by Attainment Date | |
| 03/25/2015 | 80 FR 15711 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 05/26/2015 | 80 FR 29970 | Final Approval | Clean Data Determination/Attainment Determination | |
| BATON ROUGE, LA | ||||
| LOUISIANA | ||||
| 10/30/2007 | 72 FR 61315 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/21/2008 | 73 FR 15087 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/21/2008 | 73 FR 15087 | Final Approval | Failure to Attain by Attainment Date | |
| 06/25/2010 | 75 FR 36316 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/09/2010 | 75 FR 54778 | Final Approval | Clean Data Determination/Attainment Determination | |
| 08/30/2011 | 76 FR 53853 | Proposed Approval | Redesignation to Maintenance | |
| 11/30/2011 | 76 FR 74000 | Final Approval | Redesignation to Maintenance | |
| BEAUMONT-PORT ARTHUR, TX | ||||
| TEXAS | ||||
| 10/30/2007 | 72 FR 61310 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/18/2008 | 73 FR 14391 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/18/2008 | 73 FR 14391 | Final Approval | Failure to Attain by Attainment Date | |
| 05/17/2010 | 75 FR 27514 | Proposed Approval | Redesignation to Maintenance | |
| 10/20/2010 | 75 FR 64675 | Final Approval | Redesignation to Maintenance | |
| BENTON HARBOR, MI | ||||
| MICHIGAN | ||||
| 01/08/2007 | 72 FR 699 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| BENZIE COUNTY, MI | ||||
| MICHIGAN | ||||
| 12/07/2006 | 71 FR 70915 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| BIRMINGHAM, AL | ||||
| ALABAMA | ||||
| 01/25/2006 | 71 FR 4077 | Proposed Approval | Redesignation to Maintenance | |
| 05/12/2006 | 71 FR 27631 | Final Approval | Redesignation to Maintenance | |
| BOSTON-LAWRENCE-WORCESTER (E. MASS), MA | ||||
| MASSACHUSETTS | ||||
| 03/13/2012 | 77 FR 14712 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 05/29/2012 | 77 FR 31496 | Final Approval | Clean Data Determination/Attainment Determination | |
| BOSTON-MANCHESTER-PORTSMOUTH (SE), NH | ||||
| NEW HAMPSHIRE | ||||
| 02/07/2008 | 73 FR 7234 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/18/2008 | 73 FR 14387 | Final Approval | Clean Data Determination/Attainment Determination | |
| 12/06/2010 | 75 FR 75656 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/18/2011 | 76 FR 14805 | Final Approval | Clean Data Determination/Attainment Determination | |
| 10/25/2012 | 77 FR 65151 | Proposed Approval | Redesignation to Maintenance | |
| 01/31/2013 | 78 FR 6741 | Final Approval | Redesignation to Maintenance | |
| BUFFALO-NIAGARA FALLS, NY | ||||
| NEW YORK | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 09/23/2009 | 74 FR 48498 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/07/2009 | 74 FR 63993 | Final Approval | Clean Data Determination/Attainment Determination | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| CANTON-MASSILLON, OH | ||||
| OHIO | ||||
| 12/27/2006 | 71 FR 77678 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27647 | Final Approval | Redesignation to Maintenance | |
| CASS COUNTY, MI | ||||
| MICHIGAN | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 01/08/2007 | 72 FR 699 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| CHARLESTON, WV | ||||
| WEST VIRGINIA | ||||
| 05/04/2006 | 71 FR 26299 | Proposed Approval | Redesignation to Maintenance | |
| 07/11/2006 | 71 FR 39001 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| CHARLOTTE-GASTONIA-ROCK HILL, NC-SC | ||||
| NORTH CAROLINA | ||||
| 08/04/2010 | 75 FR 46881 | Proposed Approval | Attainment Date Extension | |
| 04/12/2011 | 76 FR 20293 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 05/31/2011 | 76 FR 31245 | Final Approval | Attainment Date Extension | |
| 11/15/2011 | 76 FR 70656 | Final Approval | Clean Data Determination/Attainment Determination | |
| 12/29/2011 | 76 FR 81901 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/07/2012 | 77 FR 13493 | Final Approval | Clean Data Determination/Attainment Determination | |
| 07/26/2013 | 78 FR 45152 | Proposed Approval | Redesignation to Maintenance | |
| 12/02/2013 | 78 FR 72036 | Final Approval | Redesignation to Maintenance | |
| SOUTH CAROLINA | ||||
| 08/04/2010 | 75 FR 46881 | Proposed Approval | Attainment Date Extension | |
| 04/12/2011 | 76 FR 20293 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 05/31/2011 | 76 FR 31245 | Final Approval | Attainment Date Extension | |
| 11/15/2011 | 76 FR 70656 | Final Approval | Clean Data Determination/Attainment Determination | |
| 12/29/2011 | 76 FR 81901 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/07/2012 | 77 FR 13493 | Final Approval | Clean Data Determination/Attainment Determination | |
| 11/15/2012 | 77 FR 68087 | Proposed Approval | Redesignation to Maintenance | |
| 12/26/2012 | 77 FR 75862 | Final Approval | Redesignation to Maintenance | |
| CHICAGO-GARY-LAKE COUNTY, IL-IN | ||||
| ILLINOIS | ||||
| 09/24/2009 | 74 FR 48703 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/12/2010 | 75 FR 12088 | Final Approval | Clean Data Determination/Attainment Determination | |
| 07/08/2011 | 76 FR 40262 | Final Approval | Correction/Clarification | |
| 02/09/2012 | 77 FR 6743 | Proposed Approval | Redesignation to Maintenance | |
| 08/13/2012 | 77 FR 48062 | Final Approval | Redesignation to Maintenance | |
| INDIANA | ||||
| 05/31/2007 | 72 FR 30435 | Proposed Approval | Redesignation to Maintenance | |
| 09/24/2009 | 74 FR 48703 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/12/2010 | 75 FR 12090 | Proposed Approval | Redesignation to Maintenance | |
| 03/12/2010 | 75 FR 12088 | Final Approval | Clean Data Determination/Attainment Determination | |
| 05/11/2010 | 75 FR 26113 | Final Approval | Redesignation to Maintenance | |
| CHICO, CA | ||||
| CALIFORNIA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Clean Data Determination/Attainment Determination | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Clean Data Determination/Attainment Determination | |
| CINCINNATI-HAMILTON, OH-KY-IN | ||||
| INDIANA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 02/26/2010 | 75 FR 8871 | Proposed Approval | Redesignation to Maintenance | |
| 05/11/2010 | 75 FR 26118 | Final Approval | Redesignation to Maintenance | |
| KENTUCKY | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/12/2010 | 75 FR 26685 | Proposed Approval | Redesignation to Maintenance | |
| 08/05/2010 | 75 FR 47218 | Final Approval | Redesignation to Maintenance | |
| OHIO | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 02/26/2010 | 75 FR 8871 | Proposed Approval | Redesignation to Maintenance | |
| 05/11/2010 | 75 FR 26118 | Final Approval | Redesignation to Maintenance | |
| CLARKSVILLE-HOPKINSVILLE, TN-KY | ||||
| KENTUCKY | ||||
| 09/22/2005 | 70 FR 55613 | Proposed Approval | Redesignation to Maintenance | |
| 09/22/2005 | 70 FR 55550 | Direct Final | Redesignation to Maintenance | |
| 10/21/2005 | 70 FR 61232 | Withdrawal | Redesignation to Maintenance | |
| 01/25/2006 | 71 FR 4047 | Final Approval | Redesignation to Maintenance | |
| TENNESSEE | ||||
| 09/22/2005 | 70 FR 55613 | Proposed Approval | Redesignation to Maintenance | |
| 09/22/2005 | 70 FR 55559 | Direct Final | Redesignation to Maintenance | |
| 08/11/2006 | 71 FR 46105 | Final Approval | Correction/Clarification | |
| CLEARFIELD AND INDIANA COUNTIES, PA | ||||
| PENNSYLVANIA | ||||
| 07/23/2008 | 73 FR 42731 | Proposed Approval | Redesignation to Maintenance | |
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 03/19/2009 | 74 FR 11674 | Final Approval | Redesignation to Maintenance | |
| CLEVELAND-AKRON-LORAIN, OH | ||||
| OHIO | ||||
| 06/12/2009 | 74 FR 27957 | Proposed Approval | Redesignation to Maintenance | |
| 09/15/2009 | 74 FR 47414 | Final Approval | Redesignation to Maintenance | |
| COLUMBUS, OH | ||||
| OHIO | ||||
| 06/12/2007 | 72 FR 32257 | Proposed Approval | Redesignation to Maintenance | |
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 06/12/2009 | 74 FR 27973 | Proposed Approval | Redesignation to Maintenance | |
| 09/15/2009 | 74 FR 47404 | Final Approval | Redesignation to Maintenance | |
| DALLAS-FORT WORTH, TX | ||||
| TEXAS | ||||
| 08/09/2010 | 75 FR 47746 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 08/09/2010 | 75 FR 47746 | Proposed Approval | Failure to Attain by Attainment Date | |
| 12/20/2010 | 75 FR 79302 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 12/20/2010 | 75 FR 79302 | Final Approval | Failure to Attain by Attainment Date | |
| 02/17/2015 | 80 FR 8274 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 02/17/2015 | 80 FR 8274 | Proposed Approval | Failure to Attain by Attainment Date | |
| 04/28/2015 | 80 FR 23487 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/01/2015 | 80 FR 52630 | Final Approval | Clean Data Determination/Attainment Determination | |
| 05/25/2016 | 81 FR 33161 | Proposed Approval | Actions on Revoked NAAQS | |
| 11/08/2016 | 81 FR 78688 | Final Approval | Actions on Revoked NAAQS | |
| 06/24/2019 | 84 FR 29471 | Proposed Approval | Actions on Revoked NAAQS | |
| 04/06/2020 | 85 FR 19096 | Final Approval | Actions on Revoked NAAQS | |
| DAYTON-SPRINGFIELD, OH | ||||
| OHIO | ||||
| 06/20/2007 | 72 FR 33937 | Proposed Approval | Redesignation to Maintenance | |
| 08/13/2007 | 72 FR 45169 | Final Approval | Redesignation to Maintenance | |
| DENVER-BOULDER-GREELEY-FT. COLLINS-LOVELAND, CO | ||||
| COLORADO | ||||
| 06/08/2005 | 70 FR 33409 | Proposed Approval | Extension of Deferral of Designation | |
| 08/29/2005 | 70 FR 50988 | Final Approval | Extension of Deferral of Designation | |
| 08/09/2006 | 71 FR 45492 | Proposed Approval | Extension of Deferral of Designation | |
| 11/29/2006 | 71 FR 69022 | Final Approval | Extension of Deferral of Designation | |
| 03/01/2007 | 72 FR 9285 | Proposed Approval | Extension of Deferral of Designation | |
| 06/28/2007 | 72 FR 35356 | Final Approval | Extension of Deferral of Designation | |
| 09/21/2007 | 72 FR 53952 | Final Approval | Extension of Deferral of Designation | |
| 02/06/2008 | 73 FR 6863 | Proposed Approval | Designation to Nonattainment | |
| 04/02/2008 | 73 FR 17897 | Final Approval | Designation to Nonattainment | |
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| DETROIT-ANN ARBOR, MI | ||||
| MICHIGAN | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 04/23/2009 | 74 FR 18479 | Proposed Approval | Redesignation to Maintenance | |
| 06/29/2009 | 74 FR 30950 | Final Approval | Redesignation to Maintenance | |
| DOOR COUNTY, WI | ||||
| WISCONSIN | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 04/27/2010 | 75 FR 22047 | Proposed Approval | Redesignation to Maintenance | |
| 07/12/2010 | 75 FR 39635 | Final Approval | Redesignation to Maintenance | |
| ERIE, PA | ||||
| PENNSYLVANIA | ||||
| 07/25/2007 | 72 FR 40776 | Proposed Approval | Redesignation to Maintenance | |
| 10/09/2007 | 72 FR 57207 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| 01/14/2008 | 73 FR 2162 | Final Approval | Correction/Clarification | |
| 03/04/2008 | 73 FR 11560 | Final Approval | Correction/Clarification | |
| ESSEX COUNTY (WHITEFACE MTN.), NY | ||||
| NEW YORK | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 09/23/2009 | 74 FR 48498 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/07/2009 | 74 FR 63993 | Final Approval | Clean Data Determination/Attainment Determination | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| EVANSVILLE, IN | ||||
| INDIANA | ||||
| 09/09/2005 | 70 FR 53605 | Proposed Approval | Redesignation to Maintenance | |
| 12/29/2005 | 70 FR 77026 | Final Approval | Redesignation to Maintenance | |
| FLINT, MI | ||||
| MICHIGAN | ||||
| 01/08/2007 | 72 FR 699 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| FORT WAYNE, IN | ||||
| INDIANA | ||||
| 08/30/2006 | 71 FR 51546 | Proposed Approval | Redesignation to Maintenance | |
| 08/30/2006 | 71 FR 51489 | Direct Final | Redesignation to Maintenance | |
| 10/19/2006 | 71 FR 61686 | Withdrawal | Redesignation to Maintenance | |
| 01/11/2007 | 72 FR 1292 | Final Approval | Redesignation to Maintenance | |
| FRANKLIN COUNTY, PA | ||||
| PENNSYLVANIA | ||||
| 05/30/2007 | 72 FR 29914 | Proposed Approval | Redesignation to Maintenance | |
| 07/25/2007 | 72 FR 40746 | Final Approval | Redesignation to Maintenance | |
| 09/25/2007 | 72 FR 54361 | Final Approval | Correction/Clarification | |
| FREDERICKSBURG, VA | ||||
| VIRGINIA | ||||
| 09/12/2005 | 70 FR 53746 | Proposed Approval | Redesignation to Maintenance | |
| 09/30/2005 | 70 FR 57238 | Withdrawal | Redesignation to Maintenance | |
| 11/02/2005 | 70 FR 66316 | Proposed Approval | Redesignation to Maintenance | |
| 12/23/2005 | 70 FR 76165 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| GRAND RAPIDS, MI | ||||
| MICHIGAN | ||||
| 12/07/2006 | 71 FR 70915 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| GREATER CONNECTICUT, CT | ||||
| CONNECTICUT | ||||
| 06/01/2010 | 75 FR 30310 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 08/31/2010 | 75 FR 53219 | Final Approval | Clean Data Determination/Attainment Determination | |
| GREENE COUNTY, IN | ||||
| INDIANA | ||||
| 11/14/2005 | 70 FR 69130 | Proposed Approval | Redesignation to Maintenance | |
| 11/14/2005 | 70 FR 69085 | Direct Final | Redesignation to Maintenance | |
| GREENE COUNTY, PA | ||||
| PENNSYLVANIA | ||||
| 07/16/2008 | 73 FR 40813 | Proposed Approval | Redesignation to Maintenance | |
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 03/19/2009 | 74 FR 11671 | Final Approval | Redesignation to Maintenance | |
| HANCOCK, KNOX, LINCOLN AND WALDO COUNTIES (CENTRAL MAINE COAST), ME | ||||
| MAINE | ||||
| 10/17/2006 | 71 FR 60937 | Proposed Approval | Redesignation to Maintenance | |
| 12/11/2006 | 71 FR 71489 | Final Approval | Redesignation to Maintenance | |
| HARRISBURG-LEBANON-CARLISLE, PA | ||||
| PENNSYLVANIA | ||||
| 06/01/2007 | 72 FR 30521 | Proposed Approval | Redesignation to Maintenance | |
| 07/25/2007 | 72 FR 40749 | Final Approval | Redesignation to Maintenance | |
| HAYWOOD AND SWAIN COUNTIES (GREAT SMOKY NP), NC | ||||
| NORTH CAROLINA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 10/16/2009 | 74 FR 53198 | Proposed Approval | Redesignation to Maintenance | |
| 12/07/2009 | 74 FR 63995 | Final Approval | Redesignation to Maintenance | |
| HOUSTON-GALVESTON-BRAZORIA, TX | ||||
| TEXAS | ||||
| 12/31/2007 | 72 FR 74252 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 10/01/2008 | 73 FR 56983 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 08/17/2015 | 80 FR 49187 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/30/2015 | 80 FR 81466 | Final Approval | Clean Data Determination/Attainment Determination | |
| 05/25/2016 | 81 FR 33166 | Proposed Approval | Actions on Revoked NAAQS | |
| 11/08/2016 | 81 FR 78691 | Final Approval | Actions on Revoked NAAQS | |
| 02/14/2020 | 85 FR 8411 | Final Approval | Actions on Revoked NAAQS | |
| HUNTINGTON-ASHLAND, WV-KY | ||||
| KENTUCKY | ||||
| 05/11/2007 | 72 FR 26759 | Proposed Approval | Redesignation to Maintenance | |
| 08/03/2007 | 72 FR 43172 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| WEST VIRGINIA | ||||
| 07/13/2006 | 71 FR 39618 | Proposed Approval | Redesignation to Maintenance | |
| 09/15/2006 | 71 FR 54421 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| HURON COUNTY, MI | ||||
| MICHIGAN | ||||
| 12/07/2006 | 71 FR 70915 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| IMPERIAL COUNTY, CA | ||||
| CALIFORNIA | ||||
| 11/23/2007 | 72 FR 65682 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 02/13/2008 | 73 FR 8209 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 09/23/2009 | 74 FR 48495 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/03/2009 | 74 FR 63309 | Final Approval | Clean Data Determination/Attainment Determination | |
| INDIANAPOLIS, IN | ||||
| INDIANA | ||||
| 07/31/2007 | 72 FR 41658 | Proposed Approval | Redesignation to Maintenance | |
| 10/19/2007 | 72 FR 59210 | Final Approval | Redesignation to Maintenance | |
| INLAND SHEBOYGAN COUNTY, WI | ||||
| WISCONSIN | ||||
| 12/15/2010 | 75 FR 78197 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/15/2010 | 75 FR 78164 | Direct Final | Clean Data Determination/Attainment Determination | |
| 01/28/2011 | 76 FR 5078 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 03/01/2011 | 76 FR 11080 | Final Approval | Clean Data Determination/Attainment Determination | |
| 02/09/2012 | 77 FR 6727 | Proposed Approval | Redesignation to Maintenance | |
| 02/15/2019 | 84 FR 4422 | Proposed Approval | Area Split | |
| 07/15/2019 | 84 FR 33699 | Final Approval | Area Split | |
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| JACKSON COUNTY, IN | ||||
| INDIANA | ||||
| 11/14/2005 | 70 FR 69130 | Proposed Approval | Redesignation to Maintenance | |
| 11/14/2005 | 70 FR 69085 | Direct Final | Redesignation to Maintenance | |
| JAMESTOWN, NY | ||||
| NEW YORK | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 09/23/2009 | 74 FR 48498 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/07/2009 | 74 FR 63993 | Final Approval | Clean Data Determination/Attainment Determination | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| JEFFERSON COUNTY, NY | ||||
| NEW YORK | ||||
| 02/14/2008 | 73 FR 8637 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/25/2008 | 73 FR 15672 | Final Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| JOHNSTOWN, PA | ||||
| PENNSYLVANIA | ||||
| 06/01/2007 | 72 FR 30509 | Proposed Approval | Redesignation to Maintenance | |
| 08/01/2007 | 72 FR 41903 | Final Approval | Redesignation to Maintenance | |
| 03/04/2008 | 73 FR 11560 | Final Approval | Correction/Clarification | |
| KALAMAZOO-BATTLE CREEK, MI | ||||
| MICHIGAN | ||||
| 12/07/2006 | 71 FR 70915 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| KENT AND QUEEN ANNE'S COUNTIES, MD | ||||
| MARYLAND | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 10/10/2006 | 71 FR 59414 | Proposed Approval | Redesignation to Maintenance | |
| 12/22/2006 | 71 FR 76920 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| KERN COUNTY (EASTERN KERN), CA | ||||
| CALIFORNIA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Clean Data Determination/Attainment Determination | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Clean Data Determination/Attainment Determination | |
| KEWAUNEE COUNTY, WI | ||||
| WISCONSIN | ||||
| 12/11/2007 | 72 FR 70255 | Proposed Approval | Redesignation to Maintenance | |
| 05/21/2008 | 73 FR 29436 | Final Approval | Redesignation to Maintenance | |
| KNOXVILLE, TN | ||||
| TENNESSEE | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 08/03/2010 | 75 FR 45568 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/07/2010 | 75 FR 62026 | Proposed Approval | Redesignation to Maintenance | |
| 10/12/2010 | 75 FR 62470 | Final Approval | Clean Data Determination/Attainment Determination | |
| 03/08/2011 | 76 FR 12587 | Final Approval | Redesignation to Maintenance | |
| LA PORTE COUNTY, IN | ||||
| INDIANA | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 04/18/2007 | 72 FR 19424 | Proposed Approval | Redesignation to Maintenance | |
| 07/19/2007 | 72 FR 39574 | Final Approval | Redesignation to Maintenance | |
| 08/08/2007 | 72 FR 44383 | Final Approval | Correction/Clarification | |
| LANCASTER, PA | ||||
| PENNSYLVANIA | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 05/15/2007 | 72 FR 27265 | Proposed Approval | Redesignation to Maintenance | |
| 07/06/2007 | 72 FR 36889 | Final Approval | Redesignation to Maintenance | |
| LANSING-EAST LANSING, MI | ||||
| MICHIGAN | ||||
| 12/07/2006 | 71 FR 70915 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| LAS VEGAS, NV | ||||
| NEVADA | ||||
| 06/18/2004 | 69 FR 34076 | Final Approval | Extension of Deferral of Designation | |
| 09/17/2004 | 69 FR 55956 | Final Approval | Boundary Change | |
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 03/29/2011 | 76 FR 17373 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/29/2011 | 76 FR 17343 | Direct Final | Clean Data Determination/Attainment Determination | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 11/13/2012 | 77 FR 67600 | Proposed Approval | Redesignation to Maintenance | |
| 01/08/2013 | 78 FR 1149 | Final Approval | Redesignation to Maintenance | |
| LIMA, OH | ||||
| OHIO | ||||
| 12/27/2006 | 71 FR 77678 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27647 | Final Approval | Redesignation to Maintenance | |
| LOS ANGELES AND SAN BERNARDINO COUNTIES (WESTERN MOJAVE DESERT), CA | ||||
| CALIFORNIA | ||||
| 05/08/2012 | 77 FR 26950 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| LOS ANGELES-SOUTH COAST AIR BASIN, CA | ||||
| CALIFORNIA | ||||
| 08/27/2009 | 74 FR 43654 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 05/05/2010 | 75 FR 24409 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 01/02/2013 | 78 FR 51 | Proposed Approval | Area Split | |
| 01/02/2013 | 78 FR 51 | Proposed Approval | Correction/Clarification | |
| 09/23/2013 | 78 FR 58189 | Final Approval | Area Split | |
| 09/23/2013 | 78 FR 58189 | Final Approval | Correction/Clarification | |
| 04/03/2015 | 80 FR 18120 | Final Approval | Boundary Change | |
| LOUISVILLE, KY-IN | ||||
| INDIANA | ||||
| 05/08/2007 | 72 FR 26057 | Proposed Approval | Redesignation to Maintenance | |
| 07/19/2007 | 72 FR 39571 | Final Approval | Redesignation to Maintenance | |
| KENTUCKY | ||||
| 04/27/2007 | 72 FR 20966 | Proposed Approval | Redesignation to Maintenance | |
| 07/05/2007 | 72 FR 36601 | Final Approval | Redesignation to Maintenance | |
| 08/24/2007 | 72 FR 48558 | Final Approval | Technical Amendment | |
| MACON, GA | ||||
| GEORGIA | ||||
| 10/13/2006 | 71 FR 60429 | Final Approval | Boundary Change | |
| 08/02/2007 | 72 FR 42354 | Proposed Approval | Redesignation to Maintenance | |
| 09/19/2007 | 72 FR 53432 | Final Approval | Redesignation to Maintenance | |
| MADISON AND PAGE COUNTIES (SHENANDOAH NP), VA | ||||
| VIRGINIA | ||||
| 11/04/2005 | 70 FR 67109 | Proposed Approval | Redesignation to Maintenance | |
| 01/03/2006 | 71 FR 24 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| MANITOWOC COUNTY, WI | ||||
| WISCONSIN | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 04/27/2010 | 75 FR 22047 | Proposed Approval | Redesignation to Maintenance | |
| 07/12/2010 | 75 FR 39635 | Final Approval | Redesignation to Maintenance | |
| MARIPOSA AND TUOLUMNE COS. (SOUTHERN MOUNTAIN COUNTIES), CA | ||||
| CALIFORNIA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Attainment Date Extension | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Attainment Date Extension | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Attainment Date Extension | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Clean Data Determination/Attainment Determination | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Attainment Date Extension | |
| MASON COUNTY, MI | ||||
| MICHIGAN | ||||
| 12/07/2006 | 71 FR 70915 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| MEMPHIS, TN-AR | ||||
| ARKANSAS | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 10/16/2007 | 72 FR 58577 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/28/2008 | 73 FR 16547 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/28/2008 | 73 FR 16547 | Final Approval | Failure to Attain by Attainment Date | |
| 01/14/2010 | 75 FR 2091 | Proposed Approval | Redesignation to Maintenance | |
| 03/24/2010 | 75 FR 14077 | Final Approval | Redesignation to Maintenance | |
| TENNESSEE | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 10/16/2007 | 72 FR 58577 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/28/2008 | 73 FR 16547 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 03/28/2008 | 73 FR 16547 | Final Approval | Failure to Attain by Attainment Date | |
| 11/19/2009 | 74 FR 59943 | Proposed Approval | Redesignation to Maintenance | |
| 01/04/2010 | 75 FR 56 | Final Approval | Redesignation to Maintenance | |
| MILWAUKEE-RACINE, WI | ||||
| WISCONSIN | ||||
| 12/15/2010 | 75 FR 78197 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/15/2010 | 75 FR 78164 | Direct Final | Clean Data Determination/Attainment Determination | |
| 01/28/2011 | 76 FR 5078 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 03/01/2011 | 76 FR 11080 | Final Approval | Clean Data Determination/Attainment Determination | |
| 02/09/2012 | 77 FR 6727 | Proposed Approval | Redesignation to Maintenance | |
| 07/31/2012 | 77 FR 45252 | Final Approval | Redesignation to Maintenance | |
| MORONGO BAND OF MISSION INDIANS, CA | ||||
| CALIFORNIA | ||||
| 08/27/2009 | 74 FR 43654 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 08/27/2009 | 74 FR 43654 | Proposed Approval | Correction/Clarification | |
| 01/02/2013 | 78 FR 51 | Proposed Approval | Area Split | |
| 09/23/2013 | 78 FR 58189 | Final Approval | Area Split | |
| 09/23/2013 | 78 FR 58189 | Final Approval | Correction/Clarification | |
| 09/23/2013 | 78 FR 58266 | Withdrawal | Change to a Higher Classification (Bump-Ups) | |
| MUNCIE, IN | ||||
| INDIANA | ||||
| 11/16/2005 | 70 FR 69488 | Proposed Approval | Redesignation to Maintenance | |
| 11/16/2005 | 70 FR 69443 | Direct Final | Redesignation to Maintenance | |
| MURRAY COUNTY (CHATTAHOOCHEE NAT FOREST), GA | ||||
| GEORGIA | ||||
| 10/13/2006 | 71 FR 60429 | Final Approval | Correction/Clarification | |
| 08/29/2007 | 72 FR 49679 | Proposed Approval | Redesignation to Maintenance | |
| 10/16/2007 | 72 FR 58538 | Final Approval | Redesignation to Maintenance | |
| MUSKEGON, MI | ||||
| MICHIGAN | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 01/08/2007 | 72 FR 699 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27425 | Final Approval | Redesignation to Maintenance | |
| NEVADA COUNTY (WESTERN PART), CA | ||||
| CALIFORNIA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Attainment Date Extension | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Attainment Date Extension | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Attainment Date Extension | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Clean Data Determination/Attainment Determination | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Attainment Date Extension | |
| NEW YORK-N. NEW JERSEY-LONG ISLAND, NY-NJ-CT | ||||
| CONNECTICUT | ||||
| 01/25/2012 | 77 FR 3720 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/18/2012 | 77 FR 36163 | Final Approval | Clean Data Determination/Attainment Determination | |
| 08/09/2012 | 77 FR 47533 | Final Approval | Correction/Clarification | |
| 05/15/2014 | 79 FR 27830 | Proposed Approval | Clean Data Determination Rescission | |
| 05/04/2016 | 81 FR 26697 | Final Approval | Clean Data Determination Rescission | |
| NEW JERSEY | ||||
| 01/25/2012 | 77 FR 3720 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/18/2012 | 77 FR 36163 | Final Approval | Clean Data Determination/Attainment Determination | |
| 08/09/2012 | 77 FR 47533 | Final Approval | Correction/Clarification | |
| 05/15/2014 | 79 FR 27830 | Proposed Approval | Clean Data Determination Rescission | |
| 05/04/2016 | 81 FR 26697 | Final Approval | Clean Data Determination Rescission | |
| NEW YORK | ||||
| 01/25/2012 | 77 FR 3720 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/18/2012 | 77 FR 36163 | Final Approval | Clean Data Determination/Attainment Determination | |
| 08/09/2012 | 77 FR 47533 | Final Approval | Correction/Clarification | |
| 05/15/2014 | 79 FR 27830 | Proposed Approval | Clean Data Determination Rescission | |
| 05/04/2016 | 81 FR 26697 | Final Approval | Clean Data Determination Rescission | |
| NORFOLK-VIRGINIA BEACH-NEWPORT NEWS (HAMPTON ROADS), VA | ||||
| VIRGINIA | ||||
| 04/13/2007 | 72 FR 18602 | Proposed Approval | Redesignation to Maintenance | |
| 06/01/2007 | 72 FR 30490 | Final Approval | Redesignation to Maintenance | |
| 07/06/2007 | 72 FR 36895 | Final Approval | Correction/Clarification | |
| PARKERSBURG-MARIETTA, WV-OH | ||||
| OHIO | ||||
| 01/17/2007 | 72 FR 1956 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27651 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| WEST VIRGINIA | ||||
| 01/12/2007 | 72 FR 1474 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/08/2007 | 72 FR 25967 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| PECHANGA BAND OF LUISENO MISSION INDIANS OF THE PECHANGA RESERVATION, CA | ||||
| CALIFORNIA | ||||
| 08/27/2009 | 74 FR 43654 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 01/06/2015 | 80 FR 436 | Proposed Approval | Area Split | |
| 01/06/2015 | 80 FR 436 | Proposed Approval | Redesignation to Maintenance | |
| 04/03/2015 | 80 FR 18120 | Final Approval | Area Split | |
| 04/03/2015 | 80 FR 18120 | Final Approval | Redesignation to Maintenance | |
| 04/03/2015 | 80 FR 18184 | Withdrawal | Change to a Higher Classification (Bump-Ups) | |
| PHILADELPHIA-WILMINGTON-ATLANTIC CITY, PA-NJ-MD-DE | ||||
| DELAWARE | ||||
| 11/09/2010 | 75 FR 68736 | Proposed Approval | Attainment Date Extension | |
| 01/21/2011 | 76 FR 3840 | Final Approval | Attainment Date Extension | |
| 12/09/2011 | 76 FR 76929 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/26/2012 | 77 FR 17341 | Final Approval | Clean Data Determination/Attainment Determination | |
| MARYLAND | ||||
| 11/09/2010 | 75 FR 68736 | Proposed Approval | Attainment Date Extension | |
| 01/21/2011 | 76 FR 3840 | Final Approval | Attainment Date Extension | |
| 12/09/2011 | 76 FR 76929 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/26/2012 | 77 FR 17341 | Final Approval | Clean Data Determination/Attainment Determination | |
| NEW JERSEY | ||||
| 11/09/2010 | 75 FR 68733 | Proposed Approval | Attainment Date Extension | |
| 01/21/2011 | 76 FR 3838 | Final Approval | Attainment Date Extension | |
| 12/09/2011 | 76 FR 76929 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/26/2012 | 77 FR 17341 | Final Approval | Clean Data Determination/Attainment Determination | |
| PENNSYLVANIA | ||||
| 11/09/2010 | 75 FR 68736 | Proposed Approval | Attainment Date Extension | |
| 01/21/2011 | 76 FR 3840 | Final Approval | Attainment Date Extension | |
| 12/09/2011 | 76 FR 76929 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/26/2012 | 77 FR 17341 | Final Approval | Clean Data Determination/Attainment Determination | |
| PHOENIX-MESA, AZ | ||||
| ARIZONA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 03/26/2014 | 79 FR 16734 | Proposed Approval | Redesignation to Maintenance | |
| 09/17/2014 | 79 FR 55645 | Final Approval | Redesignation to Maintenance | |
| PITTSBURGH-BEAVER VALLEY, PA | ||||
| PENNSYLVANIA | ||||
| 07/11/2007 | 72 FR 37683 | Proposed Approval | Redesignation to Maintenance | |
| 11/18/2008 | 73 FR 67827 | Withdrawal | Redesignation to Maintenance | |
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 02/07/2011 | 76 FR 6590 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 05/31/2011 | 76 FR 31237 | Final Approval | Clean Data Determination/Attainment Determination | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 12/10/2012 | 77 FR 73387 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 04/04/2013 | 78 FR 20244 | Final Approval | Clean Data Determination/Attainment Determination | |
| PORTLAND, ME | ||||
| MAINE | ||||
| 10/17/2006 | 71 FR 60937 | Proposed Approval | Redesignation to Maintenance | |
| 12/11/2006 | 71 FR 71489 | Final Approval | Redesignation to Maintenance | |
| POUGHKEEPSIE, NY | ||||
| NEW YORK | ||||
| 09/23/2009 | 74 FR 48498 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/07/2009 | 74 FR 63993 | Final Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| PROVIDENCE (ALL OF RI), RI | ||||
| RHODE ISLAND | ||||
| 02/25/2010 | 75 FR 8571 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/03/2010 | 75 FR 31288 | Final Approval | Clean Data Determination/Attainment Determination | |
| 07/28/2010 | 75 FR 44179 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/21/2010 | 75 FR 64949 | Final Approval | Clean Data Determination/Attainment Determination | |
| RALEIGH-DURHAM-CHAPEL HILL, NC | ||||
| NORTH CAROLINA | ||||
| 10/03/2007 | 72 FR 56312 | Proposed Approval | Redesignation to Maintenance | |
| 12/26/2007 | 72 FR 72948 | Final Approval | Redesignation to Maintenance | |
| READING, PA | ||||
| PENNSYLVANIA | ||||
| 05/30/2007 | 72 FR 29901 | Proposed Approval | Redesignation to Maintenance | |
| 08/24/2007 | 72 FR 48559 | Final Approval | Redesignation to Maintenance | |
| 01/14/2008 | 73 FR 2162 | Final Approval | Correction/Clarification | |
| RICHMOND-PETERSBURG, VA | ||||
| VIRGINIA | ||||
| 09/22/2004 | 69 FR 56697 | Final Approval | Change to a Lower Classification | |
| 04/12/2007 | 72 FR 18434 | Proposed Approval | Redesignation to Maintenance | |
| 05/10/2007 | 72 FR 26581 | Proposed Approval | Correction/Clarification | |
| 06/01/2007 | 72 FR 30485 | Final Approval | Redesignation to Maintenance | |
| RIVERSIDE COUNTY (COACHELLA VALLEY), CA | ||||
| CALIFORNIA | ||||
| 08/27/2009 | 74 FR 43654 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 05/05/2010 | 75 FR 24409 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 07/10/2019 | 84 FR 32841 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| ROCHESTER, NY | ||||
| NEW YORK | ||||
| 02/14/2008 | 73 FR 8637 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 03/25/2008 | 73 FR 15672 | Final Approval | Clean Data Determination/Attainment Determination | |
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| ROCKY MOUNT, NC | ||||
| NORTH CAROLINA | ||||
| 11/06/2006 | 71 FR 64906 | Proposed Approval | Redesignation to Maintenance | |
| 11/06/2006 | 71 FR 64891 | Direct Final | Redesignation to Maintenance | |
| SACRAMENTO METRO, CA | ||||
| CALIFORNIA | ||||
| 08/27/2009 | 74 FR 43654 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 05/05/2010 | 75 FR 24409 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| SAN DIEGO, CA | ||||
| CALIFORNIA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 03/25/2013 | 78 FR 17902 | Proposed Approval | Redesignation to Maintenance | |
| 06/04/2013 | 78 FR 33230 | Final Approval | Redesignation to Maintenance | |
| 04/03/2015 | 80 FR 18120 | Final Approval | Boundary Change | |
| SAN FRANCISCO BAY AREA, CA | ||||
| CALIFORNIA | ||||
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| SAN JOAQUIN VALLEY, CA | ||||
| CALIFORNIA | ||||
| 08/27/2009 | 74 FR 43654 | Proposed Approval | Change to a Higher Classification (Bump-Ups) | |
| 05/05/2010 | 75 FR 24409 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| SCRANTON-WILKES-BARRE, PA | ||||
| PENNSYLVANIA | ||||
| 09/25/2007 | 72 FR 54390 | Proposed Approval | Redesignation to Maintenance | |
| 11/19/2007 | 72 FR 64948 | Final Approval | Redesignation to Maintenance | |
| SHORELINE SHEBOYGAN COUNTY, WI | ||||
| WISCONSIN | ||||
| 12/15/2010 | 75 FR 78197 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 12/15/2010 | 75 FR 78164 | Direct Final | Clean Data Determination/Attainment Determination | |
| 01/28/2011 | 76 FR 5078 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 03/01/2011 | 76 FR 11080 | Final Approval | Clean Data Determination/Attainment Determination | |
| 02/09/2012 | 77 FR 6727 | Proposed Approval | Redesignation to Maintenance | |
| 02/15/2019 | 84 FR 4422 | Proposed Approval | Area Split | |
| 07/15/2019 | 84 FR 33699 | Final Approval | Area Split | |
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| SOUTH BEND-ELKHART, IN | ||||
| INDIANA | ||||
| 04/18/2007 | 72 FR 19413 | Proposed Approval | Redesignation to Maintenance | |
| 07/19/2007 | 72 FR 39577 | Final Approval | Redesignation to Maintenance | |
| SPRINGFIELD (W. MASS), MA | ||||
| MASSACHUSETTS | ||||
| 01/23/2012 | 77 FR 3220 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/19/2012 | 77 FR 36404 | Final Approval | Clean Data Determination/Attainment Determination | |
| ST. LOUIS, MO-IL | ||||
| ILLINOIS | ||||
| 02/28/2011 | 76 FR 10815 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/09/2011 | 76 FR 33647 | Final Approval | Clean Data Determination/Attainment Determination | |
| 12/22/2011 | 76 FR 79579 | Proposed Approval | Redesignation to Maintenance | |
| 01/20/2012 | 77 FR 2943 | Proposed Approval | Extension of Comment Period | |
| 02/02/2012 | 77 FR 5210 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 04/30/2012 | 77 FR 25363 | Final Approval | Clean Data Determination/Attainment Determination | |
| 06/12/2012 | 77 FR 34819 | Final Approval | Redesignation to Maintenance | |
| MISSOURI | ||||
| 02/28/2011 | 76 FR 10815 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 06/09/2011 | 76 FR 33647 | Final Approval | Clean Data Determination/Attainment Determination | |
| 02/02/2012 | 77 FR 5210 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 04/30/2012 | 77 FR 25363 | Final Approval | Clean Data Determination/Attainment Determination | |
| 12/31/2014 | 79 FR 78755 | Proposed Approval | Redesignation to Maintenance | |
| 02/20/2015 | 80 FR 9207 | Final Approval | Redesignation to Maintenance | |
| STATE COLLEGE, PA | ||||
| PENNSYLVANIA | ||||
| 09/11/2007 | 72 FR 51747 | Proposed Approval | Redesignation to Maintenance | |
| 11/14/2007 | 72 FR 63990 | Final Approval | Redesignation to Maintenance | |
| STEUBENVILLE-WEIRTON, OH-WV | ||||
| OHIO | ||||
| 01/08/2007 | 72 FR 711 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27639 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| WEST VIRGINIA | ||||
| 10/02/2006 | 71 FR 57905 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/14/2007 | 72 FR 27060 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| SUTTER COUNTY (PART) (SUTTER BUTTES), CA | ||||
| CALIFORNIA | ||||
| 01/16/2009 | 74 FR 2936 | Proposed Approval | Change from Subpart 1 to Subpart 2 | |
| 05/14/2012 | 77 FR 28424 | Final Approval | Change from Subpart 1 to Subpart 2 | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Clean Data Determination/Attainment Determination | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Clean Data Determination/Attainment Determination | |
| TERRE HAUTE, IN | ||||
| INDIANA | ||||
| 11/23/2005 | 70 FR 70751 | Proposed Approval | Redesignation to Maintenance | |
| 01/05/2006 | 71 FR 541 | Final Approval | Redesignation to Maintenance | |
| TIOGA COUNTY, PA | ||||
| PENNSYLVANIA | ||||
| 05/08/2007 | 72 FR 26046 | Proposed Approval | Redesignation to Maintenance | |
| 07/06/2007 | 72 FR 36892 | Final Approval | Redesignation to Maintenance | |
| TOLEDO, OH | ||||
| OHIO | ||||
| 06/12/2007 | 72 FR 32246 | Proposed Approval | Redesignation to Maintenance | |
| 08/09/2007 | 72 FR 44784 | Final Approval | Redesignation to Maintenance | |
| VENTURA COUNTY (PART), CA | ||||
| CALIFORNIA | ||||
| 05/20/2008 | 73 FR 29073 | Final Approval | Change to a Higher Classification (Bump-Ups) | |
| 09/14/2012 | 77 FR 56797 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 09/14/2012 | 77 FR 56775 | Direct Final | Clean Data Determination/Attainment Determination | |
| 11/07/2012 | 77 FR 66715 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 12/03/2012 | 77 FR 71551 | Final Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64089 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 10/09/2020 | 85 FR 64046 | Direct Final | Clean Data Determination/Attainment Determination | |
| 12/09/2020 | 85 FR 79129 | Withdrawal | Clean Data Determination/Attainment Determination | |
| 07/29/2021 | 86 FR 40784 | Final Approval | Clean Data Determination/Attainment Determination | |
| WASHINGTON, DC-MD-VA | ||||
| DISTRICT OF COLUMBIA | ||||
| 09/20/2011 | 76 FR 58206 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 02/28/2012 | 77 FR 11739 | Final Approval | Clean Data Determination/Attainment Determination | |
| MARYLAND | ||||
| 09/20/2011 | 76 FR 58206 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 02/28/2012 | 77 FR 11739 | Final Approval | Clean Data Determination/Attainment Determination | |
| VIRGINIA | ||||
| 09/20/2011 | 76 FR 58206 | Proposed Approval | Clean Data Determination/Attainment Determination | |
| 02/28/2012 | 77 FR 11739 | Final Approval | Clean Data Determination/Attainment Determination | |
| WHEELING, WV-OH | ||||
| OHIO | ||||
| 12/27/2006 | 71 FR 77666 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/16/2007 | 72 FR 27643 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| WEST VIRGINIA | ||||
| 10/02/2006 | 71 FR 57894 | Proposed Approval | Redesignation to Maintenance | |
| 03/22/2007 | 72 FR 13452 | Proposed Approval | Redesignation to Maintenance | |
| 05/15/2007 | 72 FR 27247 | Final Approval | Redesignation to Maintenance | |
| 12/05/2007 | 72 FR 68515 | Final Approval | Correction/Clarification | |
| YORK, PA | ||||
| PENNSYLVANIA | ||||
| 10/24/2007 | 72 FR 60296 | Proposed Approval | Redesignation to Maintenance | |
| 01/14/2008 | 73 FR 2163 | Final Approval | Redesignation to Maintenance | |
| YOUNGSTOWN-WARREN-SHARON, OH-PA | ||||
| OHIO | ||||
| 04/18/2007 | 72 FR 19435 | Proposed Approval | Redesignation to Maintenance | |
| 06/12/2007 | 72 FR 32190 | Final Approval | Redesignation to Maintenance | |
| PENNSYLVANIA | ||||
| 07/27/2007 | 72 FR 41246 | Proposed Approval | Redesignation to Maintenance | |
| 10/19/2007 | 72 FR 59213 | Final Approval | Redesignation to Maintenance | |
| 01/14/2008 | 73 FR 2162 | Final Approval | Correction/Clarification | |
| 03/04/2008 | 73 FR 11560 | Final Approval | Correction/Clarification | |