Environmental compliance · county
Environmental compliance in Allegheny County
4,915 active EPA-regulated sites in Allegheny County, Pennsylvania: 237 with an identified violation, 78 in significant violation, 1,853 inspections and $25.7 million in penalties over five years — EPA ECHO, as of October 18, 2026.
How many facilities in Allegheny County, Pennsylvania are regulated by the EPA, and how many are in violation (as of October 18, 2026)?
How many active facilities in Allegheny County, Pennsylvania fall under each EPA program?
A facility can be in several programs.
| Program | Active sites |
|---|---|
| Air (Clean Air Act) | 1,330 |
| Water discharge permits (Clean Water Act, NPDES) | 1,818 |
| Hazardous waste (RCRA) | 2,382 |
| Drinking water systems (SDWA) | 78 |
| Toxics Release Inventory reporters | 54 |
| Greenhouse gas reporters (GHGRP) | 19 |
Which large facilities in Allegheny County, Pennsylvania does the EPA track, and are they in violation?
All figures for Allegheny County · Pennsylvania · United States
EPA Enforcement and Compliance History Online (ECHO), weekly national export. Counts cover active sites in the Facility Registry Service; inspections, formal actions and penalties cover the last five years, quarters in violation the last three years. The EPA attributes a case that covers several facilities to each of them; area penalty totals here count an amount shared through the same federal case once, facility figures show the amount attributed to that facility. Large facilities are Clean Air Act majors, Clean Water Act majors and large hazardous waste generators or handlers. Source record.
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