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1-Hour Ozone (1979) Federal Register Notice Classification Changes - NAAQS Revoked
1-Hour Ozone (1979) Federal Register Notice Classification Changes - NAAQS Revoked
Data is current as of October 31, 2024Previous
Click on the 'FR' link to view the Federal Register Notice
EXTREME | |||
San Joaquin Valley, CA | |||
Reclassify from Serious to Severe 2005 | |||
Proposed Approval | 06/19/2000 | 65 FR 37926 | |
Proposed Approval | 05/18/2001 | 66 FR 27616 | |
Final Approval | 11/08/2001 | 66 FR 56476 | Effective: 12/10/2001 |
Reclassify from Severe 2005 to Extreme | |||
Proposed Approval | 02/23/2004 | 69 FR 8126 | |
Final Approval | 04/16/2004 | 69 FR 20550 | Effective: 05/17/2004 |
SEVERE-15 | |||
Atlanta, GA | |||
Reclassify from Serious to Severe | |||
Proposed Approval | 12/11/2001 | 66 FR 63972 | |
Final Approval | 09/26/2003 | 68 FR 55469 | Effective: 01/01/2004 |
Baton Rouge, LA | |||
Reclassify from Serious to Severe | |||
Proposed Approval | 05/09/2001 | 66 FR 23646 | |
Final Approval | 06/24/2002 | 67 FR 42687 | |
Withdrawal | 08/02/2002 | 67 FR 50391 | |
Final Approval | 04/24/2003 | 68 FR 20077 | Effective: 06/23/2003 |
Sacramento Metro, CA | |||
Reclassify from Serious to Severe 2005 | |||
Final Approval | 04/25/1995 | 60 FR 20237 | Effective: 06/01/1995 |
Washington, DC-MD-VA | |||
Reclassify from Serious to Severe 2005 | |||
Proposed Approval | 11/13/2002 | 67 FR 68805 | |
Final Approval | 01/24/2003 | 68 FR 3410 | Effective: 03/25/2003 |
SERIOUS | |||
Beaumont-Port Arthur, TX | |||
Reclassified from Serious to Moderate | |||
Direct Final | 04/02/1996 | 61 FR 14496 | Effective: 06/03/1996 |
Reclassify from Moderate to Serious | |||
Proposed Approval | 04/16/1999 | 64 FR 18864 | |
Final Approval | 03/30/2004 | 69 FR 16483 | Effective: 04/29/2004 |
Dallas-Fort Worth, TX | |||
Reclassify from Moderate to Serious | |||
Proposed Approval | 09/02/1997 | 62 FR 46238 | |
Final Approval | 02/18/1998 | 63 FR 8128 | Effective: 03/20/1998 |
Phoenix, AZ | |||
Reclassify from Moderate to Serious | |||
Proposed Approval | 09/02/1997 | 62 FR 46229 | |
Final Approval | 11/06/1997 | 62 FR 60001 | Effective: 12/08/1997 |
San Diego, CA | |||
Reclassified from Severe to Serious | |||
Final Approval | 01/19/1995 | 60 FR 3771 | Effective: 02/21/1995 |
Santa Barbara-Santa Maria-Lompoc, CA | |||
Reclassify from Moderate to Serious | |||
Proposed Approval | 09/02/1997 | 62 FR 46234 | |
Final Approval | 12/10/1997 | 62 FR 65025 | Effective: 01/09/1998 |
St. Louis, MO-IL | |||
Reclassify from Moderate to Serious | |||
Proposed Approval | 03/18/1999 | 64 FR 13384 | |
Final Approval | 03/19/2001 | 66 FR 15577 | |
Withdrawal | 04/03/2001 | 66 FR 17647 | |
Final Approval | 01/30/2003 | 68 FR 4835 | Effective: 01/30/2003 |
MODERATE | |||
Louisville, KY-IN | |||
Reclassify from Moderate to Serious | |||
Proposed Approval | 05/21/1999 | 64 FR 27734 | |
Muskegon, MI | |||
Reclassified from Serious to Moderate | |||
Final Approval | 11/30/1992 | 57 FR 56762 | Effective: 12/30/1992 |
Portland, ME | |||
Reclassify from Moderate to Serious | |||
Proposed Approval | 09/17/2002 | 67 FR 58551 | |
Poughkeepsie, NY | |||
Reclassify from Marginal to Moderate | |||
Proposed Approval | 07/28/1994 | 59 FR 38000 | |
Final Approval | 10/06/1994 | 59 FR 50848 | Effective: 11/07/1994 |
Sheboygan, WI | |||
Reclassified from Serious to Moderate | |||
Final Approval | 11/30/1992 | 57 FR 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 3349 | Effective: 03/20/1995 |
Withdrawal | 03/13/1995 | 60 FR 13368 | Effective: 03/13/1995 |
Pointe Coupee Parish, LA | |||
Reclassify from Serious to Marginal | |||
Proposed Approval | 07/22/1996 | 61 FR 37875 | |
Direct Final | 07/22/1996 | 61 FR 37833 | Effective: 09/20/1996 |
Final Approval | 01/06/1997 | 62 FR 648 | Effective: 12/20/1996 |
OTHER | |||
San Francisco-Bay Area, CA | |||
Change from no classification to Moderate | |||
Proposed Approval | 03/18/1999 | 64 FR 13383 |
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