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8-Hour Ozone (2015) Clean Data Determination/Attainment Determinations For Areas with Current Nonattainment Status

Data is current as of February 29, 2024
Ordered by Area Name

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


MODERATE

Washington, DC-MD-VA
Clean Data Determination
Proposed Approval 02/01/2023 88 FR 6688

MARGINAL

Amador County, CA
Determination of Attainment by Attainment Date
Proposed Approval 04/13/2022 87 FR 21842
Final Approval 10/07/2022 87 FR 60897 Effective: 11/07/2022

Butte County, CA
Determination of Attainment by Attainment Date
Proposed Approval 07/14/2022 87 FR 42126
Final Approval 10/20/2022 87 FR 63698 Effective: 11/21/2022

Calaveras County, CA
Determination of Attainment by Attainment Date
Proposed Approval 07/14/2022 87 FR 42126
Final Approval 10/20/2022 87 FR 63698 Effective: 11/21/2022

San Francisco Bay Area, CA
Determination of Attainment by Attainment Date
Proposed Approval 04/13/2022 87 FR 21842
Final Approval 10/07/2022 87 FR 60897 Effective: 11/07/2022

San Luis Obispo (Eastern part), CA
Determination of Attainment by Attainment Date
Proposed Approval 07/14/2022 87 FR 42126
Final Approval 10/20/2022 87 FR 63698 Effective: 11/21/2022

Southern Wasatch Front, UT
Determination of Attainment by Attainment Date
Proposed Approval 04/13/2022 87 FR 21842
Final Approval 10/07/2022 87 FR 60897 Effective: 11/07/2022

Sutter Buttes, CA
Determination of Attainment by Attainment Date
Proposed Approval 07/14/2022 87 FR 42126
Final Approval 10/20/2022 87 FR 63698 Effective: 11/21/2022

Tuolumne County, CA
Determination of Attainment by Attainment Date
Proposed Approval 07/14/2022 87 FR 42126
Final Approval 10/20/2022 87 FR 63698 Effective: 11/21/2022

Yuma, AZ
Determination of Attainment by Attainment Date
Proposed Approval 04/13/2022 87 FR 21842
Final Approval 10/07/2022 87 FR 60897 Effective: 11/07/2022

MARGINAL (RURAL TRANSPORT)

Tuscan Buttes, CA
Determination of Attainment by Attainment Date
Proposed Approval 07/14/2022 87 FR 42126
Final Approval 10/20/2022 87 FR 63698 Effective: 11/21/2022


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