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8-Hour Ozone (1997) Federal Register Notice
Changes to a Higher Classification
As of December 14, 2012
Ordered by Classification
| EXTREME | |||||
| Los Angeles South Coast Air Basin, CA | |||||
| Reclassify from Severe-17 to Extreme | |||||
| Proposed Approval | 08/27/2009 | 74 FR Page 43654 | |||
| Final Approval | 05/05/2010 | 75 FR Page 24409 | Effective:06/04/2010 | ||
| San Joaquin Valley, CA | |||||
| Reclassify from Serious to Extreme | |||||
| Proposed Approval | 08/27/2009 | 74 FR Page 43654 | |||
| Final Approval | 05/05/2010 | 75 FR Page 24409 | Effective:06/04/2010 | ||
| SEVERE 15 | |||||
| Houston-Galveston-Brazoria, TX | |||||
| Reclassify from Moderate to Severe-15 | |||||
| Proposed Approval | 12/31/2007 | 72 FR Page 74252 | |||
| Final Approval | 10/01/2008 | 73 FR Page 56983 | Effective:10/31/2008 | ||
| Los Angeles-San Bernardino Cos. (W Mojave Desert), CA | |||||
| Reclassify from Moderate to Severe-15 | |||||
| Final Approval | 05/08/2012 | 77 FR Page 26950 | Effective:06/07/2012 | ||
| Riverside Co, (Coachella Valley), CA | |||||
| Reclassify from Serious to Severe-15 | |||||
| Proposed Approval | 08/27/2009 | 74 FR Page 43654 | |||
| Final Approval | 05/05/2010 | 75 FR Page 24409 | Effective:06/04/2010 | ||
| Sacramento Metro, CA | |||||
| Reclassify from Serious to Severe-15 | |||||
| Proposed Approval | 08/27/2009 | 74 FR Page 43654 | |||
| Final Approval | 05/05/2010 | 75 FR Page 24409 | Effective:06/04/2010 | ||
| SERIOUS | |||||
| Baltimore, MD | |||||
| Reclassify from Moderate to Serious | |||||
| Proposed Approval | 09/01/2011 | 76 FR Page 54412 | |||
| Final Approval | 02/01/2012 | 77 FR Page 4901 | Effective:03/02/2012 | ||
| Dallas-Fort Worth, TX | |||||
| Reclassify from Moderate to Serious | |||||
| Proposed Approval | 08/09/2010 | 75 FR Page 47746 | |||
| Final Approval | 12/20/2010 | 75 FR Page 79302 | Effective:01/19/2011 | ||
| Ventura Co, CA | |||||
| Reclassify from Moderate to Serious | |||||
| Final Approval | 05/20/2008 | 73 FR Page 29073 | Effective:06/19/2008 | ||
| MODERATE | |||||
| Amador and Calaveras Cos (Central Mtn), CA | |||||
| Reclassify from Former Subpart 1 to Moderate | |||||
| Final Approval | 05/14/2012 | 77 FR Page 28424 | Effective:06/13/2012 | ||
| Atlanta, GA | |||||
| Reclassify from Marginal to Moderate | |||||
| Proposed Approval | 10/16/2007 | 72 FR Page 58572 | |||
| Final Approval | 03/06/2008 | 73 FR Page 12013 | Effective:04/07/2008 | ||
| Baton Rouge, LA | |||||
| Reclassify from Marginal to Moderate | |||||
| Proposed Approval | 10/30/2007 | 72 FR Page 61315 | |||
| Final Approval | 03/21/2008 | 73 FR Page 15087 | Effective:04/21/2008 | ||
| Beaumont-Port Arthur, TX | |||||
| Reclassify from Marginal to Moderate | |||||
| Proposed Approval | 10/30/2007 | 72 FR Page 61310 | |||
| Final Approval | 03/18/2008 | 73 FR Page 14391 | Effective:04/17/2008 | ||
| Imperial Co, CA | |||||
| Reclassify from Marginal to Moderate | |||||
| Proposed Approval | 11/23/2007 | 72 FR Page 65682 | |||
| Final Approval | 02/13/2008 | 73 FR Page 8209 | Effective:03/14/2008 | ||
| Mariposa and Tuolumne Cos (Southern Mtn), CA | |||||
| Reclassify from Former Subpart 1 to Moderate | |||||
| Final Approval | 05/14/2012 | 77 FR Page 28424 | Effective:06/13/2012 | ||
| Memphis, TN-AR | |||||
| Reclassify from Marginal to Moderate | |||||
| Proposed Approval | 10/16/2007 | 72 FR Page 58577 | |||
| Final Approval | 03/28/2008 | 73 FR Page 16547 | Effective:04/28/2008 | ||
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