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Federal Register Notices Related to 8-Hour Ozone (1997) Designations and Classifications - NAAQS Revoked

Data is current as of August 31, 2020
Ordered 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The 1997 8-hour Ozone NAAQS was revoked effective April 6, 2015 (80 FR 12264).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 CO, 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 CO, 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   
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 CO, 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 COS, 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   
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 CO, 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 CO (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 CO, 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 CO, 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 CO, 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 COS, 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 COS (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 CO, 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 CO, 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   
JACKSON CO, 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   
JEFFERSON CO, 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   
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 COS, 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 CO (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 CO, 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 CO., 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-SAN BERNARDINO COS. (W 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 COS (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 CO, 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 MTN), 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 CO, 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
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 CO (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 CO. (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
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   
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 CO. (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 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   
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 CO (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 CO, 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 CO, 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   
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