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8-Hour Ozone Federal Register Notice
Changes to a Higher Classification
Ordered by Current Classification
As of August 30, 2011
| 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 | ||
| 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 | |||||
| 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 | |||||
| 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 | ||
| 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 | ||