EPA Air · by county
Air-emissions sources in Washington County, Pennsylvania
- 223Facilities
Every stationary source in Washington County, Pennsylvania that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
By emissions classification in Washington County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in Washington County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 105
- 2025 — inspections 122
- 2024 — inspections 171
- 2023 — inspections 134
- 2022 — inspections 217
- 2021 — inspections 218
- 2020 — inspections 176
- 2019 — inspections 112
- 2018 — inspections 122
- 2017 — inspections 162
Other counties in Pennsylvania
Every county in the state with at least three sources on file.
- Northumberland County 107
- Perry County 22
- Philadelphia County 461
- Pike County 13
- Potter County 35
- Schuylkill County 99
- Snyder County 47
- Somerset County 63
- Sullivan County 12
- Susquehanna County 206
- Tioga County 75
- Undetermined County 91
- Union County 38
- Venango County 45
- Warren County 46
- Wayne County 27
- Westmoreland County 158
- Wyoming County 47
- York County 199
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| THERM O ROCK INC/NEW EAGLE PLT | Minor source | Yes |
| THERMAL CLEAN SVC CO/GLYDE PROCESSING FA | Minor source | No |
| TMS INTL LLC/EIGHTY FOUR FAC | Minor source | No |
| TRINITY AREA SCH DIST/TRINITY HIGH SCH | Minor source | No |
| UGI GIBRALTAR GATHERING LLC/GIBRALTAR COMP STA | Synthetic minor source | No |
| UMCO ENERGY INC/NEW CENTURY MINE | Minor source | No |
| UNION ELEC STEEL CORP/HARMON CREEK | Major source | No |
| USA SOUTH HILLS LDFL/ UNION TWP | Major source | No |
| VALLEY TIRE CO/CHARLEROI | Minor source | No |
| VALUE CLEANERS/FINLEYVILLE | Minor source | No |
| VELTRI CLEANERS/WASHINGTON | Minor source | No |
| WASHINGTON PENN PLAS/ARDEN | Minor source | No |
| WASHINGTON PENN PLAS/PERFORMANCE PROD DIV | Minor source | No |
| WASHINGTON PENN PLAS/V-BAT | Minor source | No |
| WASHINGTON ROTATING CONTROL HEADS/WASHINGTON | Minor source | No |
| WEAVERTOWN TRANSPORT LEASING | Minor source | No |
| WESTERN FLOUR CO/CHARLEROI | Minor source | No |
| WESTROCK USC INC/COAL CTR | Minor source | No |
| WG TOMKO INC/HEADQUARTERS | Minor source | No |
| WOODRUFF MEMORIAL PARK/PEACEFUL PASTURES PET CEMETERY | Minor source | No |
| X MARK IND INC/WASHINGTON | Minor source | No |
| ZENITH ENERGY/BELLE VERNON | Minor source | No |
| ZWAAN DRY CLNR/CANONSBURG | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.