Regulation & law · 10/09/2001Updated: 10/17/2026 · 1 min read

EPA Approves Pennsylvania's Air Quality Implementation Plan for Philadelphia-Wilmington-Trenton Area

The Environmental Protection Agency (EPA) has proposed to approve Pennsylvania's State Implementation Plan (SIP) revisions to establish and require reasonably available control technology (RACT) for 14 major sources of volatile organic compounds (VOC) and/or nitrogen oxides (NOX) in the Philadelphia-Wilmington-Trenton ozone nonattainment area, in accordance with the Clean Air Act.