PSD Baseline Date Tracker

Adams County

Particulate Matter (10 microns or less) : 09/19/1978

Alcorn County

Nitrogen oxides : 01/26/2005

Particulate Matter (10 microns or less) : 01/26/2005

Sulfur Dioxide : 01/26/2005

Amite County

Nitrogen oxides : 08/02/1994

Particulate Matter (10 microns or less) : 07/17/2001

Particulate matter (2.5 microns or less) : 10/20/2022

Sulfur Dioxide : 07/17/2001

Attala County

Nitrogen oxides : 10/28/1999

Particulate Matter (10 microns or less) : 10/28/1999

Sulfur Dioxide : 10/28/1999

Benton County

Nitrogen oxides : 06/07/2000

Particulate Matter (10 microns or less) : 06/07/2000

Sulfur Dioxide : 06/07/2000

Calhoun County

Nitrogen oxides : 03/01/1995

Particulate Matter (10 microns or less) : 04/13/2001

Choctaw County

Nitrogen oxides : 03/24/1997

Particulate Matter (10 microns or less) : 03/24/1997

Sulfur Dioxide : 03/24/1997

Claiborne County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Clarke County

Nitrogen oxides : 08/01/1992

Particulate Matter (10 microns or less) : 05/18/2000

Sulfur Dioxide : 05/18/2000

Clay County

Nitrogen oxides : 07/11/2001

Particulate Matter (10 microns or less) : 07/11/2001

Sulfur Dioxide : 07/11/2001

Coahoma County

Nitrogen oxides : 09/15/2000

Particulate Matter (10 microns or less) : 09/15/2000

Sulfur Dioxide : 09/15/2000

Copiah County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 02/19/1979

Sulfur Dioxide : 07/17/2001

Covington County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Desoto County

Nitrogen oxides : 08/04/1999

Particulate Matter (10 microns or less) : 08/04/1999

Sulfur Dioxide : 08/04/1999

Forrest County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Franklin County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Grenada County

Nitrogen oxides : 03/06/2006

Particulate Matter (10 microns or less) : 12/10/1986

Hancock County

Nitrogen oxides : 09/29/1987

Particulate Matter (10 microns or less) : 07/20/1978

Sulfur Dioxide : 07/20/1978

Harrison County

Nitrogen oxides : 06/28/1989

Particulate Matter (10 microns or less) : 06/28/1989

Hinds County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 06/17/1999

Sulfur Dioxide : 05/01/1979

Itawamba County

Nitrogen oxides : 03/22/2000

Particulate Matter (10 microns or less) : 03/22/2000

Jackson County

Nitrogen oxides : 06/30/1992

Particulate Matter (10 microns or less) : 04/09/1979

Sulfur Dioxide : 04/01/1980

Jasper County

Nitrogen oxides : 08/27/1996

Sulfur Dioxide : 07/17/2001

Jefferson County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Jefferson Davis County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Jones County

Nitrogen oxides : 01/26/1996

Particulate Matter (10 microns or less) : 01/26/1996

Sulfur Dioxide : 01/26/1996

Kemper County

Nitrogen oxides : 11/14/2000

Particulate Matter (10 microns or less) : 11/14/2000

Sulfur Dioxide : 11/14/2000

Lafayette County

Nitrogen oxides : 12/14/2000

Particulate Matter (10 microns or less) : 12/14/2000

Sulfur Dioxide : 12/14/2000

Lamar County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 04/30/1982

Sulfur Dioxide : 04/30/1982

Lauderdale County

Nitrogen oxides : 06/30/2006

Particulate Matter (10 microns or less) : 06/30/2006

Lawrence County

Nitrogen oxides : 05/01/1995

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Leake County

Particulate Matter (10 microns or less) : 07/11/1979

Lee County

Nitrogen oxides : 04/19/2000

Particulate Matter (10 microns or less) : 04/19/2000

Sulfur Dioxide : 04/19/2000

Lincoln County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Lowndes County

Nitrogen oxides : 09/01/1995

Particulate Matter (10 microns or less) : 08/14/1979

Sulfur Dioxide : 08/14/1979

Madison County

Nitrogen oxides : 01/17/2001

Particulate Matter (10 microns or less) : 01/17/2001

Sulfur Dioxide : 07/17/2001

Marion County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Marshall County

Nitrogen oxides : 01/26/2012

Particulate Matter (10 microns or less) : 01/26/2012

Particulate matter (2.5 microns or less) : 01/26/2012

Sulfur Dioxide : 01/26/2012

Monroe County

Nitrogen oxides : 07/01/1995

Particulate Matter (10 microns or less) : 07/01/1995

Sulfur Dioxide : 07/01/1995

Montgomery County

Nitrogen oxides : 03/06/2006

Neshoba County

Particulate Matter (10 microns or less) : 10/24/1978

Noxubee County

Nitrogen oxides : 02/29/2004

Particulate Matter (10 microns or less) : 02/29/2004

Panola County

Nitrogen oxides : 06/08/2001

Particulate Matter (10 microns or less) : 12/01/1980

Sulfur Dioxide : 12/01/1980

Pearl River County

Sulfur Dioxide : 03/19/1984

Perry County

Nitrogen oxides : 04/16/1993

Particulate Matter (10 microns or less) : 05/06/2004

Sulfur Dioxide : 07/17/2001

Pike County

Nitrogen oxides : 08/19/1999

Particulate Matter (10 microns or less) : 08/19/1999

Sulfur Dioxide : 03/22/2000

Pontotoc County

Nitrogen oxides : 02/28/2007

Particulate Matter (10 microns or less) : 02/28/2007

Prentiss County

Nitrogen oxides : 10/22/2007

Particulate Matter (10 microns or less) : 10/22/2007

Rankin County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 05/01/1978

Scott County

Nitrogen oxides : 07/17/2001

Sulfur Dioxide : 07/17/2001

Simpson County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Smith County

Nitrogen oxides : 09/01/2000

Particulate Matter (10 microns or less) : 09/01/2000

Sulfur Dioxide : 07/17/2001

Stone County

Particulate Matter (10 microns or less) : 04/04/2000

Union County

Nitrogen oxides : 12/21/2001

Particulate Matter (10 microns or less) : 12/21/2001

Sulfur Dioxide : 12/21/2001

Walthall County

Nitrogen oxides : 07/17/2001

Particulate Matter (10 microns or less) : 07/17/2001

Sulfur Dioxide : 07/17/2001

Warren County

Nitrogen oxides : 12/17/1993

Particulate Matter (10 microns or less) : 12/17/1993

Sulfur Dioxide : 12/17/1993

Washington County

Particulate Matter (10 microns or less) : 08/15/1979

Yazoo County

Particulate Matter (10 microns or less) : 06/21/2004