Data / Federal rules / 2024-28536

Air Plan Approval; Pennsylvania; Redesignation of the Allegheny County Nonattainment Area to Attainment and Approval of the Area's Maintenance Plan for the 2010 1-Hour Primary Sulfur Dioxide National Ambient Air Quality Standard

The Environmental Protection Agency published this proposed rule in the Federal Register on December 11, 2024. Comments closed on January 10, 2025.

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What the agency says

The Environmental Protection Agency (EPA) is proposing to approve a state implementation plan (SIP) revision and redesignation request submitted on November 14, 2023, by the Pennsylvania Department of Environmental Protection (PADEP) on behalf of the Allegheny County Health Department (ACHD). The SIP revision asks the EPA to redesignate the Allegheny County, Pennsylvania area from nonattainment to attainment for the 2010 1-hour primary sulfur dioxide (SO<INF>2</INF>) national ambient air quality standard (NAAQS). The revision also asks the EPA to approve into the SIP Allegheny County's maintenance plan for the 2010 1-hour primary SO<INF>2</INF> standard for the Allegheny County area. This action is being taken under the Clean Air Act (CAA).

Key facts

Document number: 2024-28536
Type: Proposed rule
Action: Proposed rule
Agency: Environmental Protection Agency
Published: December 11, 2024
Comments due: January 10, 2025
Dates: Written comments must be received on or before January 10, 2025.
Docket: EPA-R03-OAR-2024-0316; FRL-11777-01-R3
Code of Federal Regulations: 40 CFR 52; 40 CFR 81
Topics: Air pollution control; Carbon monoxide; Environmental protection; Incorporation by reference; Intergovernmental relations; Lead; Nitrogen dioxide; Ozone; Particulate matter; Reporting and recordkeeping requirements; Sulfur oxides; Volatile organic compounds
Pages: 10

The document on federalregister.gov PDF

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Everything from the Environmental Protection Agency · Rules on air pollution control · Rules on carbon monoxide · Rules on environmental protection · Published in December 2024

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