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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 September 30, 2021Ordered 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 | |
West Silver Valley, ID | |||
| Clean Data Determination | |||
| Proposed Approval | 10/22/2018 | 83 FR 53201 | |
| Final Approval | 12/21/2018 | 83 FR 65535 | Effective: 01/22/2019 |
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