Energy & environment · 30/08/2004Updated: 10/17/2026 · 1 min read

EPA Approves Pennsylvania's Air Quality Implementation Plan Revision for Allegheny County

The Environmental Protection Agency (EPA) is approving a revision to Pennsylvania's State Implementation Plan (SIP) for Allegheny County, which includes a Federally Enforceable State Operating Permit (FESOP) program. This revision was submitted by the Pennsylvania Department of the Environment (DEP) on behalf of the Allegheny County Health Department (ACHD) in accordance with the Clean Air Act (CAA).