Federal Register Notices Related to
Particulate Matter (PM-2.5) 1997 Standard Designations and Classifications
Ordered Chronologically in Descending Order
As of November 13, 2009
Last Notice
| 10/06/2009 | Greensboro-Winston Salem-High Point | NORTH CAROLINA | 74 FR Page 51249 | Proposed Approval | Clean Air/Attainment Determination |
| 10/06/2009 | Hickory, NC | NORTH CAROLINA | 74 FR Page 51246 | Proposed Approval | Clean Air/Attainment Determination |
| 09/29/2009 | Baltimore, MD | MARYLAND | 74 FR Page 49834 | Proposed Approval | Extension of Comment Period |
| 09/29/2009 | Martinsburg, WV-Hagerstown, MD | MARYLAND | 74 FR Page 49834 | Proposed Approval | Extension of Comment Period |
| 09/29/2009 | Martinsburg, WV-Hagerstown, MD | WEST VIRGINIA | 74 FR Page 49833 | Proposed Approval | Extension of Comment Period |
| 09/29/2009 | Parkersburg-Marietta, WV-OH | WEST VIRGINIA | 74 FR Page 49833 | Proposed Approval | Extension of Comment Period |
| 09/29/2009 | Wheeling, WV-OH | WEST VIRGINIA | 74 FR Page 49833 | Proposed Approval | Extension of Comment Period |
| 09/25/2009 | Johnstown, PA | PENNSYLVANIA | 74 FR Page 48863 | Final Approval | Clean Air/Attainment Determination |
| 09/25/2009 | Lancaster, PA | PENNSYLVANIA | 74 FR Page 48863 | Final Approval | Clean Air/Attainment Determination |
| 09/25/2009 | Reading, PA | PENNSYLVANIA | 74 FR Page 48863 | Final Approval | Clean Air/Attainment Determination |
| 09/25/2009 | York, PA | PENNSYLVANIA | 74 FR Page 48863 | Final Approval | Clean Air/Attainment Determination |
| 09/24/2009 | Chicago-Gary-Lake County, IL-IN | ILLINOIS | 74 FR Page 48690 | Proposed Approval | Clean Air/Attainment Determination |
| 09/24/2009 | Evansville, IN | INDIANA | 74 FR Page 48690 | Proposed Approval | Clean Air/Attainment Determination |
| 08/27/2009 | Martinsburg, WV-Hagerstown, MD | WEST VIRGINIA | 74 FR Page 43653 | Proposed Approval | Correction |
| 08/27/2009 | Parkersburg-Marietta, WV-OH | WEST VIRGINIA | 74 FR Page 43653 | Proposed Approval | Correction |
| 08/27/2009 | Wheeling, WV-OH | WEST VIRGINIA | 74 FR Page 43653 | Proposed Approval | Correction |
| 07/31/2009 | Baltimore, MD | MARYLAND | 74 FR Page 38161 | Proposed Approval | Clean Air/Attainment Determination |
| 07/31/2009 | Johnstown, PA | PENNSYLVANIA | 74 FR Page 38158 | Proposed Approval | Clean Air/Attainment Determination |
| 07/31/2009 | Lancaster, PA | PENNSYLVANIA | 74 FR Page 38158 | Proposed Approval | Clean Air/Attainment Determination |
| 07/31/2009 | Martinsburg, WV-Hagerstown, MD | MARYLAND | 74 FR Page 38161 | Proposed Approval | Clean Air/Attainment Determination |
| 07/31/2009 | Martinsburg, WV-Hagerstown, MD | WEST VIRGINIA | 74 FR Page 38154 | Proposed Approval | Clean Air/Attainment Determination |
| 07/31/2009 | Parkersburg-Marietta, WV-OH | WEST VIRGINIA | 74 FR Page 38154 | Proposed Approval | Clean Air/Attainment Determination |
| 07/31/2009 | Reading, PA | PENNSYLVANIA | 74 FR Page 38158 | Proposed Approval | Clean Air/Attainment Determination |
| 07/31/2009 | Wheeling, WV-OH | WEST VIRGINIA | 74 FR Page 38154 | Proposed Approval | Clean Air/Attainment Determination |
| 07/31/2009 | York, PA | PENNSYLVANIA | 74 FR Page 38158 | Proposed Approval | Clean Air/Attainment Determination |
| 01/12/2009 | Washington, DC-MD-VA | DISTRICT OF COL | 74 FR Page 1146 | Final Approval | Clean Air/Attainment Determination |
| 01/12/2009 | Washington, DC-MD-VA | MARYLAND | 74 FR Page 1146 | Final Approval | Clean Air/Attainment Determination |
| 01/12/2009 | Washington, DC-MD-VA | VIRGINIA | 74 FR Page 1146 | Final Approval | Clean Air/Attainment Determination |
| 10/22/2008 | Washington, DC-MD-VA | DISTRICT OF COL | 73 FR Page 62945 | Proposed Approval | Clean Air/Attainment Determination |
| 10/22/2008 | Washington, DC-MD-VA | MARYLAND | 73 FR Page 62945 | Proposed Approval | Clean Air/Attainment Determination |
| 10/22/2008 | Washington, DC-MD-VA | VIRGINIA | 73 FR Page 62945 | Proposed Approval | Clean Air/Attainment Determination |
| 08/25/2008 | Harrisburg-Lebanon-Carlisle, PA | PENNSYLVANIA | 73 FR Page 49949 | Final Approval | Clean Air/Attainment Determination |
| 06/13/2008 | Harrisburg-Lebanon-Carlisle, PA | PENNSYLVANIA | 73 FR Page 33754 | Proposed Approval | Clean Air/Attainment Determination |
First Notice
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