Regulation & law · 31/10/2001Updated: 10/17/2026 · 1 min read

EPA Approves Pennsylvania's Air Quality Plan for Philadelphia Area

The Environmental Protection Agency (EPA) has finalized revisions to Pennsylvania's State Implementation Plan (SIP) to establish and enforce Reasonably Available Control Technology (RACT) standards for eighteen major sources of air pollution in the Philadelphia-Wilmington-Trenton ozone nonattainment area, in compliance with the Clean Air Act (CAA).