Air Plan Approval; Pennsylvania; 1997 8-Hour Ozone National Ambient Air Quality Standard (NAAQS) Second Maintenance Plan for the Altoona (Blair County) Area
air-emissions · Rule · Published 2021-02-09 · Effective 2021-03-11 · PA · 86 FR 8697
Document
Document number
2021-02583
Federal Register citation
86 FR 8697
CFR reference
40 CFR 52
Type
Rule
Action
Final rule.
Category
air-emissions
Publication date
2021-02-09
Effective date
2021-03-11
State
PA
EPA docket
EPA-R03-OAR-2020-0332
Abstract
The Environmental Protection Agency (EPA) is approving a state implementation plan (SIP) revision submitted by the Commonwealth of Pennsylvania. This revision pertains to the Commonwealth's plan, submitted by the Pennsylvania Department of Environmental Protection (PADEP), for maintaining the 1997 8-hour ozone national ambient air quality standard (NAAQS) (referred to as the "1997 ozone NAAQS") in the Altoona, Blair County, Pennsylvania area (Altoona Area). EPA is approving these revisions to the Pennsylvania SIP in accordance with the requirements of the Clean Air Act (CAA).