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Federal Register Notices Related to 8-Hour Ozone (2008) Designations and Classifications

Data is current as of March 31, 2024
Ordered by Area Name

Click on the 'FR' link to view the Federal Register Notice
ALLENTOWN-BETHLEHEM-EASTON, PA
PENNSYLVANIA
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
ATLANTA, GA
GEORGIA
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/03/2016      81 FR 26515   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  07/14/2016      81 FR 45419   Final Approval   Clean Data Determination/Attainment Determination   
  12/23/2016      81 FR 94283   Proposed Approval   Redesignation to Maintenance   
  06/02/2017      82 FR 25523   Final Approval   Redesignation to Maintenance   
BALTIMORE, MD
MARYLAND
  03/18/2015      80 FR 14041   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/01/2015      80 FR 30941   Final Approval   Clean Data Determination/Attainment Determination   
  11/14/2018      83 FR 56781   Proposed Approval   Clean Data Determination/Attainment Determination   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  05/07/2019      84 FR 19893   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Clean Data Determination/Attainment Determination   
BATON ROUGE, LA
LOUISIANA
  04/15/2014      79 FR 21178   Proposed Approval   Clean Data Determination/Attainment Determination   
  04/15/2014      79 FR 21139   Direct Final   Clean Data Determination/Attainment Determination   
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
  11/04/2016      81 FR 76891   Proposed Approval   Redesignation to Maintenance   
  12/27/2016      81 FR 95051   Final Approval   Redesignation to Maintenance   
  01/26/2017      82 FR 8499   Effective Date Delay to March 21, 2017   Redesignation to Maintenance   
CALAVERAS COUNTY, CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
CHARLOTTE-ROCK HILL, NC-SC
NORTH CAROLINA
  05/05/2014      79 FR 25555   Proposed Approval   Technical Amendment   
  05/05/2014      79 FR 25508   Direct Final   Technical Amendment   
  05/21/2015      80 FR 29250   Proposed Approval   Redesignation to Maintenance   
  07/28/2015      80 FR 44873   Final Approval   Redesignation to Maintenance   
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
SOUTH CAROLINA
  05/05/2014      79 FR 25555   Proposed Approval   Technical Amendment   
  05/05/2014      79 FR 25508   Direct Final   Technical Amendment   
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  10/14/2015      80 FR 61775   Proposed Approval   Redesignation to Maintenance   
  12/11/2015      80 FR 76865   Final Approval   Redesignation to Maintenance   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
CHICAGO-NAPERVILLE, IL-IN-WI
ILLINOIS
  05/05/2014      79 FR 25555   Proposed Approval   Technical Amendment   
  05/05/2014      79 FR 25508   Direct Final   Technical Amendment   
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  03/10/2022      87 FR 13668   Proposed Approval   Redesignation to Maintenance   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  05/20/2022      87 FR 30828   Final Approval   Redesignation to Maintenance   
INDIANA
  05/05/2014      79 FR 25555   Proposed Approval   Technical Amendment   
  05/05/2014      79 FR 25508   Direct Final   Technical Amendment   
  12/10/2014      79 FR 73205   Final Disapproval   Redesignation to Maintenance   
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  04/20/2020      85 FR 21797   Proposed Approval   Redesignation to Maintenance   
  03/03/2022      87 FR 12033   Proposed Approval   Redesignation to Maintenance   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  05/20/2022      87 FR 30821   Final Approval   Redesignation to Maintenance   
WISCONSIN
  05/05/2014      79 FR 25555   Proposed Approval   Technical Amendment   
  05/05/2014      79 FR 25508   Direct Final   Technical Amendment   
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  02/15/2019      84 FR 4426   Proposed Disapproval   Redesignation to Maintenance   
  04/18/2019      84 FR 16214   Final Disapproval   Redesignation to Maintenance   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  04/17/2020      85 FR 21351   Proposed Approval   Redesignation to Maintenance   
  02/07/2022      87 FR 6806   Proposed Approval   Redesignation to Maintenance   
  04/11/2022      87 FR 21027   Final Approval   Redesignation to Maintenance   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
CHICO (BUTTE COUNTY), CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
CINCINNATI, OH-KY-IN
INDIANA
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
  12/27/2016      81 FR 95081   Proposed Approval   Redesignation to Maintenance   
  04/07/2017      82 FR 16940   Final Approval   Redesignation to Maintenance   
KENTUCKY
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
  05/01/2017      82 FR 20297   Proposed Approval   Redesignation to Maintenance   
  07/05/2017      82 FR 30976   Final Approval   Redesignation to Maintenance   
OHIO
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
  09/28/2016      81 FR 66602   Proposed Approval   Redesignation to Maintenance   
  12/16/2016      81 FR 91035   Final Approval   Redesignation to Maintenance   
CLEVELAND-AKRON-LORAIN, OH
OHIO
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  06/27/2016      81 FR 41497   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/27/2016      81 FR 41444   Direct Final   Clean Data Determination/Attainment Determination   
  10/17/2016      81 FR 71444   Proposed Approval   Redesignation to Maintenance   
  01/06/2017      82 FR 1603   Final Approval   Redesignation to Maintenance   
COLUMBUS, OH
OHIO
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
  09/28/2016      81 FR 66578   Proposed Approval   Redesignation to Maintenance   
  12/21/2016      81 FR 93631   Final Approval   Redesignation to Maintenance   
DALLAS-FORT WORTH, TX
TEXAS
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  10/07/2022      87 FR 60926   Final Approval   Change to a Higher Classification (Bump-Ups)   
  10/07/2022      87 FR 60926   Final Approval   Failure to Attain by Attainment Date   
DENVER-BOULDER-GREELEY-FT. COLLINS-LOVELAND, CO
COLORADO
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Attainment Date Extension   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/15/2019      84 FR 41674   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  08/15/2019      84 FR 41674   Proposed Approval   Failure to Attain by Attainment Date   
  12/26/2019      84 FR 70897   Final Approval   Change to a Higher Classification (Bump-Ups)   
  12/26/2019      84 FR 70897   Final Approval   Failure to Attain by Attainment Date   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  10/07/2022      87 FR 60926   Final Approval   Change to a Higher Classification (Bump-Ups)   
  10/07/2022      87 FR 60926   Final Approval   Failure to Attain by Attainment Date   
DUKES COUNTY, MA
MASSACHUSETTS
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
GREATER CONNECTICUT, CT
CONNECTICUT
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  03/27/2020      85 FR 17301   Proposed Approval   Clean Data Determination/Attainment Determination   
  04/20/2020      85 FR 21796   Proposed Approval   Correction/Clarification   
  07/13/2020      85 FR 41924   Final Approval   Clean Data Determination/Attainment Determination   
  04/13/2022      87 FR 21825   Proposed Approval   Clean Data Determination/Attainment Determination   
  10/07/2022      87 FR 60926   Final Approval   Clean Data Determination/Attainment Determination   
HOUSTON-GALVESTON-BRAZORIA, TX
TEXAS
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  09/27/2016      81 FR 66240   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  09/27/2016      81 FR 66240   Proposed Approval   Failure to Attain by Attainment Date   
  12/14/2016      81 FR 90207   Final Approval   Change to a Higher Classification (Bump-Ups)   
  12/14/2016      81 FR 90207   Final Approval   Failure to Attain by Attainment Date   
  01/11/2017      82 FR 3172   Final Approval   Correction/Clarification   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  04/13/2022      87 FR 21825   Proposed Approval   Attainment Date Extension Denied   
  10/07/2022      87 FR 60926   Final Approval   Change to a Higher Classification (Bump-Ups)   
  10/07/2022      87 FR 60926   Final Approval   Failure to Attain by Attainment Date   
  10/07/2022      87 FR 60926   Final Approval   Attainment Date Extension Denied   
IMPERIAL COUNTY, CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/01/2019      84 FR 58641   Proposed Approval   179B Determination   
  02/27/2020      85 FR 11817   Final Approval   179B Determination   
INLAND SHEBOYGAN COUNTY, WI
WISCONSIN
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  09/28/2016      81 FR 66617   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  09/28/2016      81 FR 66617   Proposed Approval   Failure to Attain by Attainment Date   
  12/19/2016      81 FR 91841   Final Approval   Change to a Higher Classification (Bump-Ups)   
  12/19/2016      81 FR 91841   Final Approval   Failure to Attain by Attainment Date   
  04/06/2017      81 FR 16740   Final Approval   Correction/Clarification   
  11/14/2018      83 FR 56781   Proposed Approval   Attainment Date Extension   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  02/15/2019      84 FR 4422   Proposed Approval   Area Split   
  02/15/2019      84 FR 4422   Proposed Approval   Clean Data Determination/Attainment Determination   
  07/15/2019      84 FR 33699   Final Approval   Area Split   
  07/15/2019      84 FR 33699   Final Approval   Clean Data Determination/Attainment Determination   
  08/23/2019      84 FR 44238   Final Approval   Attainment Date Extension   
  02/05/2020      85 FR 6491   Proposed Approval   Clean Data Determination/Attainment Determination   
  04/27/2020      85 FR 23274   Proposed Approval   Redesignation to Maintenance   
  07/10/2020      85 FR 41400   Final Approval   Redesignation to Maintenance   
JAMESTOWN, NY
NEW YORK
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
  07/20/2018      83 FR 34506   Proposed Approval   Clean Data Determination/Attainment Determination   
  10/02/2018      83 FR 49492   Final Approval   Clean Data Determination/Attainment Determination   
KERN COUNTY (EASTERN KERN), CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  05/14/2018      83 FR 22235   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  07/05/2018      83 FR 31334   Final Approval   Change to a Higher Classification (Bump-Ups)   
  06/07/2021      86 FR 30204   Final Approval   Change to a Higher Classification (Bump-Ups)   
KNOXVILLE, TN
TENNESSEE
  05/21/2015      80 FR 29237   Proposed Approval   Redesignation to Maintenance   
  07/13/2015      80 FR 39970   Final Approval   Redesignation to Maintenance   
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
LANCASTER, PA
PENNSYLVANIA
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
MARIPOSA COUNTY, CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  12/21/2016      81 FR 93653   Proposed Approval   Clean Data Determination/Attainment Determination   
  12/21/2016      81 FR 93624   Direct Final   Clean Data Determination/Attainment Determination   
  11/14/2018      83 FR 56781   Proposed Approval   Clean Data Determination/Attainment Determination   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Clean Data Determination/Attainment Determination   
MEMPHIS, TN-MS-AR
ARKANSAS
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  02/10/2016      81 FR 7046   Proposed Approval   Redesignation to Maintenance   
  04/25/2016      81 FR 24030   Final Approval   Redesignation to Maintenance   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
MISSISSIPPI
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  02/11/2016      81 FR 7269   Proposed Approval   Redesignation to Maintenance   
  04/08/2016      81 FR 20543   Final Approval   Redesignation to Maintenance   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
TENNESSEE
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  04/19/2016      81 FR 22948   Proposed Approval   Redesignation to Maintenance   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
  06/23/2016      81 FR 40816   Final Approval   Redesignation to Maintenance   
MORONGO BAND OF MISSION INDIANS, CA
CALIFORNIA
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  10/07/2022      87 FR 60926   Final Approval   Change to a Higher Classification (Bump-Ups)   
  10/07/2022      87 FR 60926   Final Approval   Failure to Attain by Attainment Date   
NEVADA COUNTY (WESTERN PART), CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  07/14/2022      87 FR 42126   Proposed Approval   Clean Data Determination/Attainment Determination   
  10/20/2022      87 FR 63698   Final Approval   Clean Data Determination/Attainment Determination   
NEW YORK-N. NEW JERSEY-LONG ISLAND, NY-NJ-CT
CONNECTICUT
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  10/07/2022      87 FR 60926   Final Approval   Change to a Higher Classification (Bump-Ups)   
  10/07/2022      87 FR 60926   Final Approval   Failure to Attain by Attainment Date   
NEW JERSEY
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  10/07/2022      87 FR 60926   Final Approval   Change to a Higher Classification (Bump-Ups)   
  10/07/2022      87 FR 60926   Final Approval   Failure to Attain by Attainment Date   
NEW YORK
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  04/13/2022      87 FR 21825   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  04/13/2022      87 FR 21825   Proposed Approval   Failure to Attain by Attainment Date   
  10/07/2022      87 FR 60926   Final Approval   Change to a Higher Classification (Bump-Ups)   
  10/07/2022      87 FR 60926   Final Approval   Failure to Attain by Attainment Date   
PECHANGA BAND OF LUISENO MISSION INDIANS OF THE PECHANGA RESERVATION, CA
CALIFORNIA
  02/14/2019      84 FR 4029   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  02/14/2019      84 FR 4029   Proposed Approval   Failure to Attain by Attainment Date   
PHILADELPHIA-WILMINGTON-ATLANTIC CITY, PA-NJ-MD-DE
DELAWARE
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  04/18/2017      82 FR 18268   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/02/2017      82 FR 50814   Final Approval   Clean Data Determination/Attainment Determination   
MARYLAND
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  04/18/2017      82 FR 18268   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/02/2017      82 FR 50814   Final Approval   Clean Data Determination/Attainment Determination   
NEW JERSEY
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  04/18/2017      82 FR 18268   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/02/2017      82 FR 50814   Final Approval   Clean Data Determination/Attainment Determination   
PENNSYLVANIA
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  04/18/2017      82 FR 18268   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/02/2017      82 FR 50814   Final Approval   Clean Data Determination/Attainment Determination   
PHOENIX-MESA, AZ
ARIZONA
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  06/13/2019      84 FR 27566   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/12/2019      84 FR 60920   Final Approval   Clean Data Determination/Attainment Determination   
PITTSBURGH-BEAVER VALLEY, PA
PENNSYLVANIA
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  08/25/2016      81 FR 58435   Proposed Approval   Clean Data Determination/Attainment Determination   
  12/06/2016      81 FR 87819   Final Approval   Clean Data Determination/Attainment Determination   
READING, PA
PENNSYLVANIA
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
RIVERSIDE COUNTY (COACHELLA VALLEY), CA
CALIFORNIA
  01/11/2023      88 FR 1543   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  03/08/2023      88 FR 14291   Final Approval   Change to a Higher Classification (Bump-Ups)   
SAN DIEGO COUNTY, CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  05/04/2016      81 FR 26697   Final Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  11/14/2018      83 FR 56781   Proposed Approval   Failure to Attain by Attainment Date   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  08/23/2019      84 FR 44238   Final Approval   Change to a Higher Classification (Bump-Ups)   
  08/23/2019      84 FR 44238   Final Approval   Failure to Attain by Attainment Date   
  04/08/2021      86 FR 18227   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  06/02/2021      86 FR 29522   Final Approval   Change to a Higher Classification (Bump-Ups)   
SAN FRANCISCO BAY AREA, CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
SAN LUIS OBISPO (EASTERN SAN LUIS OBISPO), CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  10/12/2016      81 FR 70382   Proposed Approval   Clean Data Determination/Attainment Determination   
  12/21/2016      81 FR 93620   Final Approval   Clean Data Determination/Attainment Determination   
SEAFORD, DE
DELAWARE
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
SHORELINE SHEBOYGAN COUNTY, WI
WISCONSIN
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  09/28/2016      81 FR 66617   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  09/28/2016      81 FR 66617   Proposed Approval   Failure to Attain by Attainment Date   
  12/19/2016      81 FR 91841   Final Approval   Change to a Higher Classification (Bump-Ups)   
  12/19/2016      81 FR 91841   Final Approval   Failure to Attain by Attainment Date   
  04/06/2017      81 FR 16740   Final Approval   Correction/Clarification   
  11/14/2018      83 FR 56781   Proposed Approval   Attainment Date Extension   
  02/08/2019      84 FR 2858   Reopening of Public Comment Period   Extension of Comment Period   
  02/15/2019      84 FR 4422   Proposed Approval   Area Split   
  07/15/2019      84 FR 33699   Final Approval   Area Split   
  08/23/2019      84 FR 44238   Final Approval   Attainment Date Extension   
  02/05/2020      85 FR 6491   Proposed Approval   Change to a Higher Classification (Bump-Ups)   
  02/05/2020      85 FR 6491   Proposed Approval   Failure to Attain by Attainment Date   
  05/13/2020      85 FR 28550   Proposed Approval   Redesignation to Maintenance   
  07/10/2020      85 FR 41405   Final Approval   Redesignation to Maintenance   
ST. LOUIS-ST. CHARLES-FARMINGTON, MO-IL
ILLINOIS
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  06/27/2016      81 FR 41497   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/27/2016      81 FR 41444   Direct Final   Clean Data Determination/Attainment Determination   
  12/08/2017      82 FR 57892   Proposed Approval   Redesignation to Maintenance   
  03/01/2018      83 FR 8756   Final Approval   Redesignation to Maintenance   
MISSOURI
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  06/27/2016      81 FR 41497   Proposed Approval   Clean Data Determination/Attainment Determination   
  06/27/2016      81 FR 41444   Direct Final   Clean Data Determination/Attainment Determination   
  06/25/2018      83 FR 29486   Proposed Approval   Redesignation to Maintenance   
  09/20/2018      83 FR 47572   Final Approval   Redesignation to Maintenance   
TUSCAN BUTTES, CA
CALIFORNIA
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
UPPER GREEN RIVER BASIN AREA, WY
WYOMING
  08/27/2015      80 FR 51992   Proposed Approval   Clean Data Determination/Attainment Determination   
  05/04/2016      81 FR 26697   Final Approval   Clean Data Determination/Attainment Determination   
VENTURA COUNTY, CA
CALIFORNIA
  07/14/2022      87 FR 42126   Proposed Approval   Clean Data Determination/Attainment Determination   
  10/20/2022      87 FR 63698   Final Approval   Clean Data Determination/Attainment Determination   
WASHINGTON, DC-MD-VA
DISTRICT OF COLUMBIA
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  04/25/2017      82 FR 19011   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/14/2017      82 FR 52651   Final Approval   Clean Data Determination/Attainment Determination   
  05/21/2019      84 FR 22996   Proposed Approval   Redesignation to Maintenance   
  07/16/2019      84 FR 33855   Final Approval   Redesignation to Maintenance   
MARYLAND
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  04/25/2017      82 FR 19011   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/14/2017      82 FR 52651   Final Approval   Clean Data Determination/Attainment Determination   
  08/08/2018      83 FR 39019   Proposed Approval   Redesignation to Maintenance   
  04/15/2019      84 FR 15108   Final Approval   Redesignation to Maintenance   
VIRGINIA
  08/27/2015      80 FR 51992   Proposed Approval   Attainment Date Extension   
  05/04/2016      81 FR 26697   Final Approval   Attainment Date Extension   
  04/25/2017      82 FR 19011   Proposed Approval   Clean Data Determination/Attainment Determination   
  11/14/2017      82 FR 52651   Final Approval   Clean Data Determination/Attainment Determination   
  08/08/2018      83 FR 39019   Proposed Approval   Redesignation to Maintenance   
  04/15/2019      84 FR 15108   Final Approval   Redesignation to Maintenance