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The Environmental Protection Agency (EPA) is taking final action to approve revisions, under the Clean Air Act (CAA or "Act"), to portions of the California State Implementation Plan (SIP) regarding emissions statements (ES) requirements for the 2015 ozone national ambient air quality standards (NAAQS). In addition, we are approving that the following California nonattainment areas meet the ES requirements for the 2015 ozone NAAQS: Tuscan Buttes, Kern County (Eastern Kern), and San Diego County.
Published
Mar 18, 2025
Effective
Apr 17, 2025
Citation
90 FR 12459
Agencies
1
Full text not available in our database.
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EPA-R09-OAR-2023-0625
FRL-11613-02-R9
40 CFR 52