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Federal Register Notices Related to PM-2.5 (1997) Designations and Classifications

Data is current as of October 31, 2020
Ordered by Area Name

Click on the 'FR' link to view the Federal Register Notice
ATLANTA, GA
GEORGIA
  09/14/2011      76 FR 56701   Proposed Approval   Clean Data Determination/Attainment Determination   
  12/08/2011      76 FR 76620   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  01/11/2016      81 FR 1144   Proposed Approval   Redesignation to Maintenance   
  02/24/2016      81 FR 9114   Final Approval   Redesignation to Maintenance   
BALTIMORE, MD
MARYLAND
  07/31/2009      74 FR 38161   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/29/2009      74 FR 49834   Proposed Approval   Extension of Comment Period   
  11/23/2011      76 FR 72374   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/23/2011      76 FR 72374   Withdrawal   Clean Data Determination/Attainment Determination   
  05/22/2012      77 FR 30208   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  10/03/2014      79 FR 59703   Proposed Approval   Redesignation to Maintenance   
  12/16/2014      79 FR 75031   Final Approval   Redesignation to Maintenance   
BIRMINGHAM, AL
ALABAMA
  04/12/2011      76 FR 20291   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/29/2011      76 FR 38023   Final Approval   Clean Data Determination/Attainment Determination   
  11/10/2011      76 FR 70078   Proposed Approval   Redesignation to Maintenance   
  01/22/2013      78 FR 4341   Final Approval   Redesignation to Maintenance   
CANTON-MASSILLON, OH
OHIO
  08/07/2013      78 FR 48087   Proposed Approval   Redesignation to Maintenance   
  10/22/2013      78 FR 62459   Final Approval   Redesignation to Maintenance   
CHARLESTON, WV
WEST VIRGINIA
  07/15/2011      76 FR 41739   Proposed Approval   Clean Data Determination/Attainment Determination   
  10/11/2011      76 FR 62640   Final Approval   Clean Data Determination/Attainment Determination   
  01/24/2014      79 FR 4121   Proposed Approval   Redesignation to Maintenance   
  03/31/2014      79 FR 17884   Final Approval   Redesignation to Maintenance   
CHATTANOOGA, TN-GA-AL
ALABAMA
  03/22/2011      76 FR 15895   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/31/2011      76 FR 31239   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2011      76 FR 31900   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/08/2011      76 FR 55774   Final Approval   Clean Data Determination/Attainment Determination   
  05/05/2014      79 FR 25555   Proposed Approval   Technical Amendment   
  05/05/2014      79 FR 25508   Direct Final   Technical Amendment   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  11/12/2014      79 FR 67137   Proposed Approval   Redesignation to Maintenance   
  12/22/2014      79 FR 76235   Final Approval   Redesignation to Maintenance   
GEORGIA
  03/22/2011      76 FR 15895   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/31/2011      76 FR 31239   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2011      76 FR 31900   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/08/2011      76 FR 55774   Final Approval   Clean Data Determination/Attainment Determination   
  05/05/2014      79 FR 25555   Proposed Approval   Technical Amendment   
  05/05/2014      79 FR 25508   Direct Final   Technical Amendment   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  11/12/2014      79 FR 67120   Proposed Approval   Redesignation to Maintenance   
  12/19/2014      79 FR 75749   Final Approval   Redesignation to Maintenance   
TENNESSEE
  03/22/2011      76 FR 15895   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/31/2011      76 FR 31239   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2011      76 FR 31900   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/08/2011      76 FR 55774   Final Approval   Clean Data Determination/Attainment Determination   
  05/05/2014      79 FR 25555   Proposed Approval   Technical Amendment   
  05/05/2014      79 FR 25508   Direct Final   Technical Amendment   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  03/27/2015      80 FR 16331   Proposed Approval   Redesignation to Maintenance   
  11/04/2015      80 FR 68253   Final Approval   Redesignation to Maintenance   
CHICAGO-GARY-LAKE COUNTY, IL-IN
ILLINOIS
  09/24/2009      74 FR 48690   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/27/2009      74 FR 62243   Final Approval   Clean Data Determination/Attainment Determination   
  08/07/2013      78 FR 48103   Proposed Approval   Redesignation to Maintenance   
  10/02/2013      78 FR 60704   Final Approval   Redesignation to Maintenance   
INDIANA
  09/24/2009      74 FR 48690   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/27/2009      74 FR 62243   Final Approval   Clean Data Determination/Attainment Determination   
  09/27/2011      76 FR 59600   Proposed Approval   Redesignation to Maintenance   
  12/07/2011      76 FR 76302   Final Approval   Redesignation to Maintenance   
  10/02/2013      78 FR 60704   Final Approval   Clean Data Determination/Attainment Determination   
CINCINNATI-HAMILTON, OH-KY-IN
INDIANA
  06/03/2011      76 FR 32110   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/29/2011      76 FR 60373   Final Approval   Clean Data Determination/Attainment Determination   
  10/19/2011      76 FR 64880   Proposed Approval   Redesignation to Maintenance   
  10/19/2011      76 FR 64825   Direct Final   Redesignation to Maintenance   
  12/06/2011      76 FR 76048   Withdrawal   Redesignation to Maintenance   
  12/23/2011      76 FR 80253   Final Approval   Redesignation to Maintenance   
  07/14/2015      99 FR 0149   Court-Order   Redesignation to Maintenance Vacated   
  06/22/2017      82 FR 28435   Proposed Approval   Redesignation to Maintenance   
  09/01/2017      82 FR 41527   Final Approval   Redesignation to Maintenance   
KENTUCKY
  06/03/2011      76 FR 32110   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/29/2011      76 FR 60373   Final Approval   Clean Data Determination/Attainment Determination   
  10/21/2011      76 FR 65458   Proposed Approval   Redesignation to Maintenance   
  12/15/2011      76 FR 77903   Final Approval   Redesignation to Maintenance   
OHIO
  06/03/2011      76 FR 32110   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/29/2011      76 FR 60373   Final Approval   Clean Data Determination/Attainment Determination   
  10/19/2011      76 FR 64880   Proposed Approval   Redesignation to Maintenance   
  10/19/2011      76 FR 64825   Direct Final   Redesignation to Maintenance   
  12/06/2011      76 FR 76048   Withdrawal   Redesignation to Maintenance   
  12/23/2011      76 FR 80253   Final Approval   Redesignation to Maintenance   
  07/14/2015      99 FR 0149   Court-Order   Redesignation to Maintenance Vacated   
  01/04/2017      82 FR 792   Proposed Approval   Redesignation to Maintenance   
  04/07/2017      82 FR 16938   Final Approval   Redesignation to Maintenance   
CLEVELAND-AKRON-LORAIN, OH
OHIO
  05/17/2011      76 FR 28393   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/14/2011      76 FR 56641   Final Approval   Clean Data Determination/Attainment Determination   
  07/26/2013      78 FR 45116   Proposed Approval   Redesignation to Maintenance   
  09/18/2013      78 FR 57270   Final Approval   Redesignation to Maintenance   
COLUMBUS, OH
OHIO
  05/17/2011      76 FR 28393   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/14/2011      76 FR 56641   Final Approval   Clean Data Determination/Attainment Determination   
  08/26/2013      78 FR 52733   Proposed Approval   Redesignation to Maintenance   
  11/07/2013      78 FR 66845   Final Approval   Redesignation to Maintenance   
DAYTON-SPRINGFIELD, OH
OHIO
  05/17/2011      76 FR 28393   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/14/2011      76 FR 56641   Final Approval   Clean Data Determination/Attainment Determination   
  07/26/2013      78 FR 45135   Proposed Approval   Redesignation to Maintenance   
  09/26/2013      78 FR 59258   Final Approval   Redesignation to Maintenance   
DETROIT-ANN ARBOR, MI
MICHIGAN
  07/05/2012      77 FR 39659   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/06/2012      77 FR 66545   Final Approval   Clean Data Determination/Attainment Determination   
  07/02/2013      78 FR 39654   Proposed Approval   Redesignation to Maintenance   
  08/29/2013      78 FR 53272   Final Approval   Redesignation to Maintenance   
EVANSVILLE, IN
INDIANA
  09/24/2009      74 FR 48690   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/27/2009      74 FR 62243   Final Approval   Clean Data Determination/Attainment Determination   
  05/23/2011      76 FR 29695   Proposed Approval   Redesignation to Maintenance   
  09/27/2011      76 FR 59527   Final Approval   Redesignation to Maintenance   
GREENSBORO-WINSTON SALEM-HIGH POINT, NC
NORTH CAROLINA
  10/06/2009      74 FR 51249   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/04/2010      75 FR 54   Final Approval   Clean Data Determination/Attainment Determination   
  12/06/2010      75 FR 75625   Final Approval   Correction/Clarification   
  09/26/2011      76 FR 59345   Proposed Approval   Redesignation to Maintenance   
  11/18/2011      76 FR 71455   Final Approval   Redesignation to Maintenance   
HARRISBURG-LEBANON-CARLISLE, PA
PENNSYLVANIA
  06/13/2008      73 FR 33754   Proposed Approval   Clean Data Determination/Attainment Determination   
  08/25/2008      73 FR 49949   Final Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45482   Proposed Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45424   Direct Final   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  10/17/2014      79 FR 62389   Proposed Approval   Redesignation to Maintenance   
  12/08/2014      79 FR 72552   Final Approval   Redesignation to Maintenance   
  02/11/2015      80 FR 7540   Final Approval   Correction/Clarification   
  04/28/2015      80 FR 23449   Final Approval   Correction/Clarification   
HICKORY-MORGANTON-LENOIR, NC
NORTH CAROLINA
  10/06/2009      74 FR 51246   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/05/2010      75 FR 230   Final Approval   Clean Data Determination/Attainment Determination   
  12/06/2010      75 FR 75626   Final Approval   Correction/Clarification   
  09/20/2011      76 FR 58210   Proposed Approval   Redesignation to Maintenance   
  11/18/2011      76 FR 71452   Final Approval   Redesignation to Maintenance   
HUNTINGTON-ASHLAND, WV-KY-OH
KENTUCKY
  05/11/2011      76 FR 27290   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/07/2011      76 FR 55542   Final Approval   Clean Data Determination/Attainment Determination   
  11/19/2012      77 FR 69409   Proposed Approval   Redesignation to Maintenance   
  12/26/2012      77 FR 75865   Final Approval   Redesignation to Maintenance   
OHIO
  05/11/2011      76 FR 27290   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/07/2011      76 FR 55542   Final Approval   Clean Data Determination/Attainment Determination   
  12/22/2011      76 FR 79593   Proposed Approval   Redesignation to Maintenance   
  12/31/2012      77 FR 76883   Final Approval   Redesignation to Maintenance   
WEST VIRGINIA
  05/11/2011      76 FR 27290   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/07/2011      76 FR 55542   Final Approval   Clean Data Determination/Attainment Determination   
  11/15/2012      77 FR 68076   Proposed Approval   Redesignation to Maintenance   
  12/28/2012      77 FR 76415   Final Approval   Redesignation to Maintenance   
INDIANAPOLIS, IN
INDIANA
  09/27/2011      76 FR 59599   Proposed Approval   Redesignation to Maintenance   
  09/27/2011      76 FR 59512   Direct Final   Redesignation to Maintenance   
  11/14/2011      76 FR 70361   Withdrawal   Redesignation to Maintenance   
  04/08/2013      78 FR 20856   Proposed Approval   Redesignation to Maintenance   
  07/11/2013      78 FR 41698   Final Approval   Redesignation to Maintenance   
JOHNSTOWN, PA
PENNSYLVANIA
  07/31/2009      74 FR 38158   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/25/2009      74 FR 48863   Final Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45482   Proposed Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45424   Direct Final   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  04/23/2015      80 FR 22672   Proposed Approval   Redesignation to Maintenance   
  07/16/2015      80 FR 42046   Final Approval   Redesignation to Maintenance   
KNOXVILLE, TN
TENNESSEE
  06/06/2012      77 FR 33360   Proposed Approval   Clean Data Determination/Attainment Determination   
  08/02/2012      77 FR 45954   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  05/30/2017      82 FR 24636   Proposed Approval   Redesignation to Maintenance   
  08/29/2017      82 FR 40953   Final Approval   Redesignation to Maintenance   
LANCASTER, PA
PENNSYLVANIA
  07/31/2009      74 FR 38158   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/25/2009      74 FR 48863   Final Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45482   Proposed Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45424   Direct Final   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  05/01/2015      80 FR 24874   Proposed Approval   Redesignation to Maintenance   
  07/16/2015      80 FR 42050   Final Approval   Redesignation to Maintenance   
LIBBY, MT
MONTANA
  11/21/2013      78 FR 69806   Proposed Approval   Change from Subpart 1 to Subpart 4   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  04/14/2015      80 FR 19935   Proposed Approval   Clean Data Determination/Attainment Determination   
  07/14/2015      80 FR 40911   Final Approval   Clean Data Determination/Attainment Determination   
LIBERTY-CLAIRTON, PA
PENNSYLVANIA
  07/23/2013      78 FR 44070   Proposed Approval   Clean Data Determination/Attainment Determination   
  10/25/2013      78 FR 63881   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
LOS ANGELES-SOUTH COAST AIR BASIN, CA
CALIFORNIA
  07/14/2011      76 FR 41562   Proposed Approval   Attainment Date Extension   
  11/09/2011      76 FR 69928   Final Approval   Attainment Date Extension   
  11/21/2013      78 FR 69806   Proposed Approval   Change from Subpart 1 to Subpart 4   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  12/09/2014      79 FR 72999   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/06/2015      80 FR 449   Proposed Approval   Extension of Comment Period   
  07/25/2016      81 FR 48350   Final Approval   Clean Data Determination/Attainment Determination   
LOUISVILLE, KY-IN
INDIANA
  09/14/2010      75 FR 55725   Proposed Approval   Clean Data Determination/Attainment Determination   
  03/09/2011      76 FR 12860   Final Approval   Clean Data Determination/Attainment Determination   
  06/15/2011      76 FR 34935   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/07/2011      76 FR 55544   Final Approval   Clean Data Determination/Attainment Determination   
  07/11/2013      78 FR 41735   Proposed Approval   Redesignation to Maintenance   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  06/23/2016      81 FR 40834   Proposed Approval   Supplement   
  09/09/2016      81 FR 62390   Final Approval   Redesignation to Maintenance   
KENTUCKY
  09/14/2010      75 FR 55725   Proposed Approval   Clean Data Determination/Attainment Determination   
  03/09/2011      76 FR 12860   Final Approval   Clean Data Determination/Attainment Determination   
  06/15/2011      76 FR 34935   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/07/2011      76 FR 55544   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  01/11/2017      82 FR 3234   Proposed Approval   Redesignation to Maintenance   
  04/07/2017      82 FR 16943   Final Approval   Redesignation to Maintenance   
MACON, GA
GEORGIA
  03/22/2011      76 FR 15892   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/02/2011      76 FR 31900   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/02/2011      76 FR 31858   Final Approval   Clean Data Determination/Attainment Determination   
  09/08/2011      76 FR 55774   Final Approval   Clean Data Determination/Attainment Determination   
  02/05/2014      79 FR 6842   Proposed Approval   Redesignation to Maintenance   
  05/13/2014      79 FR 27193   Final Approval   Redesignation to Maintenance   
MARTINSBURG, WV-HAGERSTOWN, MD
MARYLAND
  07/31/2009      74 FR 38161   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/29/2009      74 FR 49834   Proposed Approval   Extension of Comment Period   
  11/20/2009      74 FR 60199   Final Approval   Clean Data Determination/Attainment Determination   
  11/04/2011      76 FR 68378   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/10/2012      77 FR 1411   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  08/21/2014      79 FR 49474   Proposed Approval   Redesignation to Maintenance   
  12/16/2014      79 FR 75035   Final Approval   Redesignation to Maintenance   
WEST VIRGINIA
  07/31/2009      74 FR 38154   Proposed Approval   Clean Data Determination/Attainment Determination   
  08/27/2009      74 FR 43653   Proposed Approval   Correction/Clarification   
  09/29/2009      74 FR 49833   Proposed Approval   Extension of Comment Period   
  11/20/2009      74 FR 60199   Final Approval   Clean Data Determination/Attainment Determination   
  11/04/2011      76 FR 68378   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/10/2012      77 FR 1411   Final Approval   Clean Data Determination/Attainment Determination   
  05/05/2014      79 FR 25540   Proposed Approval   Redesignation to Maintenance   
  11/25/2014      79 FR 70099   Final Approval   Redesignation to Maintenance   
  02/13/2015      80 FR 7970   Final Approval   Correction/Clarification   
NEW YORK-N. NEW JERSEY-LONG ISLAND, NY-NJ-CT
CONNECTICUT
  08/01/2010      75 FR 45076   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/15/2010      75 FR 69589   Final Approval   Clean Data Determination/Attainment Determination   
  07/19/2013      78 FR 43096   Proposed Approval   Redesignation to Maintenance   
  09/24/2013      78 FR 58467   Final Approval   Redesignation to Maintenance   
NEW JERSEY
  08/01/2010      75 FR 45076   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/15/2010      75 FR 69589   Final Approval   Clean Data Determination/Attainment Determination   
  06/27/2013      78 FR 38648   Proposed Approval   Redesignation to Maintenance   
  09/04/2013      78 FR 54396   Final Approval   Redesignation to Maintenance   
NEW YORK
  08/01/2010      75 FR 45076   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/15/2010      75 FR 69589   Final Approval   Clean Data Determination/Attainment Determination   
  02/11/2014      79 FR 8133   Proposed Approval   Redesignation to Maintenance   
  04/18/2014      79 FR 21857   Final Approval   Redesignation to Maintenance   
PARKERSBURG-MARIETTA, WV-OH
OHIO
  11/20/2009      74 FR 60199   Final Approval   Clean Data Determination/Attainment Determination   
  07/21/2011      76 FR 43634   Proposed Approval   Clean Data Determination/Attainment Determination   
  12/02/2011      76 FR 75464   Final Approval   Clean Data Determination/Attainment Determination   
  11/30/2012      77 FR 71383   Proposed Approval   Redesignation to Maintenance   
  06/26/2013      78 FR 38256   Proposed Approval   Supplement   
  08/29/2013      78 FR 53275   Final Approval   Redesignation to Maintenance   
WEST VIRGINIA
  07/31/2009      74 FR 38154   Proposed Approval   Clean Data Determination/Attainment Determination   
  08/27/2009      74 FR 43653   Proposed Approval   Correction/Clarification   
  09/29/2009      74 FR 49833   Proposed Approval   Extension of Comment Period   
  11/20/2009      74 FR 60199   Final Approval   Clean Data Determination/Attainment Determination   
  07/21/2011      76 FR 43634   Proposed Approval   Clean Data Determination/Attainment Determination   
  12/02/2011      76 FR 75464   Final Approval   Clean Data Determination/Attainment Determination   
  12/11/2012      77 FR 73560   Proposed Approval   Redesignation to Maintenance   
  07/08/2013      78 FR 40655   Proposed Approval   Supplement   
  09/12/2013      78 FR 56168   Final Approval   Redesignation to Maintenance   
PHILADELPHIA-WILMINGTON, PA-NJ-DE
DELAWARE
  01/23/2012      77 FR 3223   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/23/2012      77 FR 3147   Direct Final   Clean Data Determination/Attainment Determination   
  03/13/2012      77 FR 14697   Withdrawal   Clean Data Determination/Attainment Determination   
  05/16/2012      77 FR 28782   Final Approval   Clean Data Determination/Attainment Determination   
  04/11/2014      79 FR 20139   Proposed Approval   Redesignation to Maintenance   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  08/05/2014      79 FR 45350   Final Approval   Redesignation to Maintenance   
NEW JERSEY
  01/23/2012      77 FR 3223   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/23/2012      77 FR 3147   Direct Final   Clean Data Determination/Attainment Determination   
  03/13/2012      77 FR 14697   Withdrawal   Clean Data Determination/Attainment Determination   
  05/16/2012      77 FR 28782   Final Approval   Clean Data Determination/Attainment Determination   
  06/27/2013      78 FR 38648   Proposed Approval   Redesignation to Maintenance   
  09/04/2013      78 FR 54396   Final Approval   Redesignation to Maintenance   
PENNSYLVANIA
  01/23/2012      77 FR 3223   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/23/2012      77 FR 3147   Direct Final   Clean Data Determination/Attainment Determination   
  03/13/2012      77 FR 14697   Withdrawal   Clean Data Determination/Attainment Determination   
  05/16/2012      77 FR 28782   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  02/17/2015      80 FR 8254   Proposed Approval   Redesignation to Maintenance   
  04/21/2015      80 FR 22112   Final Approval   Redesignation to Maintenance   
PITTSBURGH-BEAVER VALLEY, PA
PENNSYLVANIA
  06/11/2012      77 FR 34297   Proposed Approval   Clean Data Determination/Attainment Determination   
  10/12/2012      77 FR 62147   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  05/20/2015      80 FR 28906   Proposed Approval   Redesignation to Maintenance   
  10/02/2015      80 FR 59624   Final Approval   Redesignation to Maintenance   
READING, PA
PENNSYLVANIA
  07/31/2009      74 FR 38158   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/25/2009      74 FR 48863   Final Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45482   Proposed Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45424   Direct Final   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  12/22/2014      79 FR 76251   Proposed Approval   Redesignation to Maintenance   
  03/04/2015      80 FR 11580   Final Approval   Redesignation to Maintenance   
ROME, GA
GEORGIA
  12/13/2010      75 FR 77595   Proposed Approval   Clean Data Determination/Attainment Determination   
  04/05/2011      76 FR 18650   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2011      76 FR 31898   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/08/2011      76 FR 55776   Final Approval   Clean Data Determination/Attainment Determination   
  01/23/2014      79 FR 3757   Proposed Approval   Redesignation to Maintenance   
  05/14/2014      79 FR 27493   Final Approval   Redesignation to Maintenance   
  03/09/2015      80 FR 12341   Final Approval   Correction/Clarification   
SAN JOAQUIN VALLEY, CA
CALIFORNIA
  07/13/2011      76 FR 41338   Proposed Approval   Attainment Date Extension   
  11/09/2011      76 FR 69896   Final Approval   Attainment Date Extension   
  11/21/2013      78 FR 69806   Proposed Approval   Change from Subpart 1 to Subpart 4   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  01/12/2015      80 FR 1482   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/07/2015      80 FR 18528   Final Approval   Change to a Higher Classification (Bump-Ups)   
  02/09/2016      81 FR 6936   Proposed Approval   Attainment Date Extension   
  10/06/2016      81 FR 69448   Proposed Approval   Failure to Attain by Attainment Date   
  10/06/2016      81 FR 69396   Final Disapproval   Attainment Date Extension   
  11/23/2016      81 FR 84481   Final Approval   Failure to Attain by Attainment Date   
ST. LOUIS, MO-IL
ILLINOIS
  03/07/2011      76 FR 12302   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/23/2011      76 FR 29652   Final Approval   Clean Data Determination/Attainment Determination   
  12/20/2011      76 FR 78869   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/27/2012      77 FR 38183   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  03/21/2019      84 FR 10461   Proposed Approval   Redesignation to Maintenance   
  05/28/2019      84 FR 24395   Final Approval   Redesignation to Maintenance   
MISSOURI
  03/07/2011      76 FR 12302   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/23/2011      76 FR 29652   Final Approval   Clean Data Determination/Attainment Determination   
  12/20/2011      76 FR 78869   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/27/2012      77 FR 38183   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  01/05/2018      83 FR 636   Advanced Notice of Proposed Rulemaking   Redesignation to Maintenance   
  08/03/2018      83 FR 38114   Proposed Approval   Redesignation to Maintenance   
  08/03/2018      83 FR 38033   Direct Final   Redesignation to Maintenance   
STEUBENVILLE-WEIRTON, OH-WV
OHIO
  05/17/2011      76 FR 28393   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/14/2011      76 FR 56641   Final Approval   Clean Data Determination/Attainment Determination   
  07/11/2013      78 FR 41752   Proposed Approval   Redesignation to Maintenance   
  09/18/2013      78 FR 57273   Final Approval   Redesignation to Maintenance   
WEST VIRGINIA
  05/17/2011      76 FR 28393   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/14/2011      76 FR 56641   Final Approval   Clean Data Determination/Attainment Determination   
  12/09/2013      78 FR 73769   Proposed Approval   Redesignation to Maintenance   
  03/18/2014      79 FR 15019   Final Approval   Redesignation to Maintenance   
WASHINGTON, DC-MD-VA
DISTRICT OF COLUMBIA
  10/22/2008      73 FR 62945   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/12/2009      74 FR 1146   Final Approval   Clean Data Determination/Attainment Determination   
  11/04/2011      76 FR 68378   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/10/2012      77 FR 1411   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  08/06/2014      79 FR 45735   Proposed Approval   Redesignation to Maintenance   
  10/06/2014      79 FR 60081   Final Approval   Redesignation to Maintenance   
MARYLAND
  10/22/2008      73 FR 62945   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/12/2009      74 FR 1146   Final Approval   Clean Data Determination/Attainment Determination   
  11/04/2011      76 FR 68378   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/10/2012      77 FR 1411   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  08/06/2014      79 FR 45735   Proposed Approval   Redesignation to Maintenance   
  10/06/2014      79 FR 60081   Final Approval   Redesignation to Maintenance   
VIRGINIA
  10/22/2008      73 FR 62945   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/12/2009      74 FR 1146   Final Approval   Clean Data Determination/Attainment Determination   
  11/04/2011      76 FR 68378   Proposed Approval   Clean Data Determination/Attainment Determination   
  01/10/2012      77 FR 1411   Final Approval   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  08/06/2014      79 FR 45735   Proposed Approval   Redesignation to Maintenance   
  10/06/2014      79 FR 60081   Final Approval   Redesignation to Maintenance   
WHEELING, WV-OH
OHIO
  11/20/2009      74 FR 60199   Final Approval   Clean Data Determination/Attainment Determination   
  07/21/2011      76 FR 43634   Proposed Approval   Clean Data Determination/Attainment Determination   
  12/02/2011      76 FR 75464   Final Approval   Clean Data Determination/Attainment Determination   
  11/30/2012      77 FR 71371   Proposed Approval   Redesignation to Maintenance   
  08/29/2013      78 FR 53275   Final Approval   Redesignation to Maintenance   
WEST VIRGINIA
  07/31/2009      74 FR 38154   Proposed Approval   Clean Data Determination/Attainment Determination   
  08/27/2009      74 FR 43653   Proposed Approval   Correction/Clarification   
  09/29/2009      74 FR 49833   Proposed Approval   Extension of Comment Period   
  11/20/2009      74 FR 60199   Final Approval   Clean Data Determination/Attainment Determination   
  07/21/2011      76 FR 43634   Proposed Approval   Clean Data Determination/Attainment Determination   
  12/02/2011      76 FR 75464   Final Approval   Clean Data Determination/Attainment Determination   
  12/11/2012      77 FR 73575   Proposed Approval   Redesignation to Maintenance   
  07/24/2013      78 FR 44487   Proposed Approval   Supplement   
  09/30/2013      78 FR 59841   Final Approval   Redesignation to Maintenance   
YORK, PA
PENNSYLVANIA
  07/31/2009      74 FR 38158   Proposed Approval   Clean Data Determination/Attainment Determination   
  09/25/2009      74 FR 48863   Final Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45482   Proposed Approval   Clean Data Determination/Attainment Determination   
  07/29/2011      76 FR 45424   Direct Final   Clean Data Determination/Attainment Determination   
  06/02/2014      79 FR 31566   Final Approval   Change from Subpart 1 to Subpart 4   
  10/17/2014      79 FR 62389   Proposed Approval   Redesignation to Maintenance   
  12/08/2014      79 FR 72552   Final Approval   Redesignation to Maintenance