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Federal Register Notices Related to Nitrogen Dioxide (1971) Designations and Classifications
Federal Register Notices Related to Nitrogen Dioxide (1971) Designations and Classifications
Data is current as of September 30, 2024Ordered Chronologically in Descending Order
Click on the 'FR' link to view the Federal Register Notice
Last Notice
| 10/07/2003 | Los Angeles-South Coast Air Basin, CA | CALIFORNIA | 68 FR 57820 | Final Approval | Boundary Change |
| 08/15/2003 | Los Angeles-South Coast Air Basin, CA | CALIFORNIA | 68 FR 48848 | Proposed Approval | Boundary Change |
| 07/24/1998 | Los Angeles-South Coast Air Basin, CA | CALIFORNIA | 63 FR 39793 | Proposed Approval | Redesignation to Maintenance |
| 07/24/1998 | Los Angeles-South Coast Air Basin, CA | CALIFORNIA | 63 FR 39747 | Direct Final | Redesignation to Maintenance |
First Notice