Green Book
You are here: EPA Home
>
Green Book
>
PM-2.5 (1997) Clean Data Determination/Attainment Determinations For Areas with Current Nonattainment Status
PM-2.5 (1997) Clean Data Determination/Attainment Determinations For Areas with Current Nonattainment Status
Data is current as of November 30, 2025Ordered by Area Name
Click on the 'FR' link to view the Federal Register Notice
| SERIOUS | |||
San Joaquin Valley, CA | |||
| Determination of Attainment by Attainment Date | |||
| Proposed Approval | 09/24/2021 | 86 FR 53150 | |
| Final Approval | 01/28/2022 | 87 FR 4503 | Effective: 02/28/2022 |
| Both Clean Data Determination and Determination of Attainment by Attainment Date | |||
| Proposed Approval | 07/16/2025 | 90 FR 31906 | |
MODERATE | |||
Los Angeles-South Coast Air Basin, CA | |||
| Clean Data Determination | |||
| Proposed Approval | 12/09/2014 | 79 FR 72999 | |
| Final Approval | 07/25/2016 | 81 FR 48350 | Effective: 08/24/2016 |
Go Top