Federal Register #2026-07399

EPA Approves Redesignation of Allegheny County, PA to Attainment for 2012 PM2.5 Standard

This notice announces the Environmental Protection Agency's (EPA) approval of Pennsylvania's request to redesignate Allegheny County to attainment for the 2012 PM2.5 air quality standard. - Government Buyer: - Environmental Protection Agency (EPA) - Pennsylvania Department of Environmental Protection (PADEP) and Allegheny County Health Department (ACHD) involved as state/local agencies - No OEMs, vendors, or procurement of goods/services are mentioned - Products/Services Requested: - None; this is a regulatory action, not a procurement - Unique or Notable Requirements: - The area met all Clean Air Act criteria for redesignation - Permanent and enforceable emission reductions achieved - Maintenance plan for air quality already approved - No new regulatory requirements imposed; only the air quality status is changed

Description

The Environmental Protection Agency (EPA) is approving the Commonwealth of Pennsylvania's request to redesignate the Allegheny County, Pennsylvania nonattainment area to attainment for the 2012 annual fine particulate matter (PM2.5) national ambient air quality standards. The redesignation request was submitted by the Pennsylvania Department of Environmental Protection on behalf of the Allegheny County Health Department. This final rule changes the designation status of the Allegheny County Area from nonattainment to attainment, effective May 18, 2026, under the Clean Air Act.

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