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PM-2.5 (2012) Clean Data Determination/Attainment Determinations For Areas with Current Nonattainment Status
PM-2.5 (2012) Clean Data Determination/Attainment Determinations For Areas with Current Nonattainment Status
Data is current as of January 31, 2025Ordered by Area Name
Click on the 'FR' link to view the Federal Register Notice
MODERATE | |||
Allegheny County, PA | |||
Clean Data Determination | |||
Proposed Approval | 09/03/2021 | 86 FR 49497 | |
Final Approval | 03/16/2022 | 87 FR 14799 | Effective: 04/15/2022 |
Determination of Attainment by Attainment Date | |||
Proposed Approval | 02/08/2023 | 88 FR 8249 | |
Final Approval | 05/19/2023 | 88 FR 32117 | Effective: 06/20/2023 |
Imperial County, CA | |||
Both Clean Data Determination and Determination of Attainment by Attainment Date | |||
Proposed Approval | 10/20/2022 | 87 FR 63751 | |
Final Approval | 01/11/2023 | 88 FR 1515 | Effective: 02/10/2023 |
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