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PM-2.5 (2012) Federal Register Notice Classification Changes

Data is current as of June 30, 2021
Ordered by Classification

Click on the 'FR' link to view the Federal Register Notice


SERIOUS

Los Angeles-South Coast Air Basin, CA
Reclassify from Moderate to Serious
Proposed Approval 07/02/2020 85 FR 40026
Final Approval 11/09/2020 85 FR 71264 Effective: 12/09/2020


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