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PM-2.5 (2012) Federal Register Notice Classification Changes

Data is current as of January 31, 2023
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

Plumas County, CA
Proposed Approval 11/01/2022 87 FR 65719
Final Approval 12/29/2022 87 FR 80076 Effective: 01/30/2023

San Joaquin Valley, CA
Reclassify from Moderate to Serious
Proposed Approval 09/01/2021 86 FR 49100
Final Approval 11/26/2021 86 FR 67343 Effective: 12/27/2021


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