Approval and Promulgation of Implementation Plans; State of California; Coachella Valley; Extreme Attainment Plan for 1997 8-Hour Ozone Standards
air-emissions · Rule · Published 2025-01-21 · Effective 2025-02-20 · CA · 90 FR 6823
Document
Document number
2025-01110
Federal Register citation
90 FR 6823
CFR reference
40 CFR 52
Type
Rule
Action
Final rule.
Category
air-emissions
Publication date
2025-01-21
Effective date
2025-02-20
State
CA
EPA docket
EPA-R09-OAR-2023-0448
Abstract
The Environmental Protection Agency (EPA) is taking final action to approve elements of a state implementation plan (SIP) submittal from the State of California to meet Clean Air Act (CAA) "Extreme" nonattainment area requirements for the 1997 8-hour ozone national ambient air quality standards (NAAQS) in the Riverside Co. (Coachella Valley), CA nonattainment area ("Coachella Valley"). We are specifically approving the reasonable further progress (RFP) demonstration and the vehicle miles traveled demonstration.