Clean Air Plans; Base Year Emissions Inventories for the 2015 Ozone Standards; Arizona; Phoenix-Mesa and Yuma Nonattainment Areas
air-emissions · Rule · Published 2022-04-05 · Effective 2022-05-05 · AZ · 87 FR 19629
Document
Document number
2022-07056
Federal Register citation
87 FR 19629
CFR reference
40 CFR 52
Type
Rule
Action
Final rule.
Category
air-emissions
Publication date
2022-04-05
Effective date
2022-05-05
State
AZ
EPA docket
EPA-R09-OAR-2021-0638
Abstract
The Environmental Protection Agency (EPA) is approving, under the Clean Air Act (CAA), revisions to the Arizona state implementation plan (SIP) concerning the base year emissions inventory requirements for the Phoenix-Mesa ozone nonattainment area ("Phoenix-Mesa") and Yuma ozone nonattainment area ("Yuma") for the 2015 ozone national ambient air quality standards (NAAQS).