Public Hearing: Proposed Designation Recommendations for the 2024 Primary Annual Fine Particulate Matter (PM2.5) National Ambient Air Quality Standard

Waterfront Room, DEP Southwest Regional Office 400 Waterfront Drive, Pittsburgh, PA, United States

The Department of Environmental Protection (Department) is seeking public comment on its proposed recommendations to the United States Environmental Protection Agency (EPA) for the designation of areas not meeting the revised annual health-based National Ambient Air Quality Standards (NAAQS) for fine particulates (PM2.5). Reducing concentrations of this pollutant is important because levels above the health-based […]

Harmon Creek Expansion public hearing; Washington County

Burgettstown Area Middle/High School's LGI Room 100 Bavington Road, Burgettstown, PA

The Pennsylvania Department of Environmental Protection (DEP) has published notice of a draft air quality plan approval to construct and temporarily operate equipment associated with an expansion of MarkWest Liberty Midstream & Resources, LLC’s (MarkWest) existing Harmon Creek Gas Processing Plant. DEP is accepting comments until March 21, 2025, and will hold a public hearing to receive […]