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1-Hour Ozone (1979) Federal Register Notice Classification Changes - NAAQS Revoked

As of September 22, 2016
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EXTREME
  
San Joaquin Valley, CA
Reclassify from Serious to Severe 2005
Proposed Approval        06/19/2000      65 FR Page 37926     
Proposed Approval        05/18/2001      66 FR Page 27616     
Final Approval        11/08/2001      66 FR Page 56476     Effective:12/10/2001
Reclassify from Severe 2005 to Extreme
Proposed Approval        02/23/2004      69 FR Page 8126     
Final Approval        04/16/2004      69 FR Page 20550     Effective:05/17/2004
  
SEVERE 15
  
Atlanta, GA
Reclassify from Serious to Severe
Proposed Approval        12/11/2001      66 FR Page 63972     
Final Approval        09/26/2003      68 FR Page 55469     Effective:01/01/2004
  
Baton Rouge, LA
Reclassify from Serious to Severe
Proposed Approval        05/09/2001      66 FR Page 23646     
Final Approval        06/24/2002      67 FR Page 42687     
Withdrawal        08/02/2002      67 FR Page 50391     
Final Approval        04/24/2003      68 FR Page 20077     Effective:06/23/2003
  
Sacramento Metro, CA
Reclassify from Serious to Severe 2005
Final Approval        04/25/1995      60 FR Page 20237     Effective:06/01/1995
  
Washington, DC-MD-VA
Reclassify from Serious to Severe 2005
Proposed Approval        11/13/2002      67 FR Page 68805     
Final Approval        01/24/2003      68 FR Page 3410     Effective:03/25/2003
  
SERIOUS
  
Beaumont-Port Arthur, TX
Reclassified from Serious to Moderate
Direct Final        04/02/1996      61 FR Page 14496     Effective:06/03/1996
Reclassify from Moderate to Serious
Proposed Approval        04/16/1999      64 FR Page 18864     
Final Approval        03/30/2004      69 FR Page 16483     Effective:04/29/2004
  
Dallas-Fort Worth, TX
Reclassify from Moderate to Serious
Proposed Approval        09/02/1997      62 FR Page 46238     
Final Approval        02/18/1998      63 FR Page 8128     Effective:03/20/1998
  
Phoenix, AZ
Reclassify from Moderate to Serious
Proposed Approval        09/02/1997      62 FR Page 46229     
Final Approval        11/06/1997      62 FR Page 60001     Effective:12/08/1997
  
San Diego, CA
Reclassified from Severe to Serious
Final Approval        01/19/1995      60 FR Page 3771     Effective:02/21/1995
  
Santa Barbara-Santa Maria-Lompoc, CA
Reclassify from Moderate to Serious
Proposed Approval        09/02/1997      62 FR Page 46234     
Final Approval        12/10/1997      62 FR Page 65025     Effective:01/09/1998
  
St. Louis, MO-IL
Reclassify from Moderate to Serious
Proposed Approval        03/18/1999      64 FR Page 13384     
Final Approval        03/19/2001      66 FR Page 15577     
Withdrawal        04/03/2001      66 FR Page 17647     
Final Approval        01/30/2003      68 FR Page 4835     Effective:01/30/2003
  
MODERATE
  
Louisville, KY-IN
Reclassify from Moderate to Serious
Proposed Approval        05/21/1999      64 FR Page 27734     
  
Muskegon, MI
Reclassified from Serious to Moderate
Final Approval        11/30/1992      57 FR Page 56762     Effective:12/30/1992
  
Portland, ME
Reclassify from Moderate to Serious
Proposed Approval        09/17/2002      67 FR Page 58551     
  
Poughkeepsie, NY
Reclassify from Marginal to Moderate
Proposed Approval        07/28/1994      59 FR Page 38000     
Final Approval        10/06/1994      59 FR Page 50848     Effective:11/07/1994
  
Sheboygan, WI
Reclassified from Serious to Moderate
Final Approval        11/30/1992      57 FR Page 56762     Effective:12/30/1992
  
MARGINAL
  
Norfolk-Virginia Beach-Newport News (Hampton Roads), VA
Reclassify from Marginal to Moderate
Direct Final        01/17/1995      60 FR Page 3349     Effective:03/20/1995
Withdrawal        03/13/1995      60 FR Page 13368     
  
Pointe Coupee Parish, LA
Reclassify from Serious to Marginal
Proposed Approval        07/22/1996      61 FR Page 37875     
Direct Final        07/22/1996      61 FR Page 37833     Effective:09/20/1996
Final Approval        01/06/1997      62 FR Page 648     Effective:12/20/1996
  
OTHER
  
San Francisco Bay Area, CA
Change from no classification to Moderate
Proposed Approval        03/18/1999      64 FR Page 13383     


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