EPA Air · inspections by county and year
Air-emissions inspections in Washington County, Pennsylvania, 2025
- 122Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row below is one inspection recorded against a source in Washington County, Pennsylvania during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Washington County facility page.
Washington County, Pennsylvania, 2025
Air-emissions inspections in Washington County, other years
Air-emissions inspections recorded in Washington County, Pennsylvania, 2025
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2025-12-18 | FLEXSYS AMER LTD PAR/MONONGAHELA — high-priority violation on file | FCE On-Site | State |
| 2025-12-17 | LANGELOTH METALLURGICAL CO/LANGELOTH METALLURGICAL PLT — high-priority violation on file | FCE On-Site | State |
| 2025-12-02 | EIGHTY FOUR CONTAINER/ N STRABANE | PCE On-Site Monitoring/Sampling | State |
| 2025-12-02 | PA STATE SYS OF HIGHER ED/CALIFORNIA UNIV | FCE On-Site | State |
| 2025-11-25 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE Off-Site | State |
| 2025-11-20 | ETC NORTHEAST PIPELINE/REVOLUTION CRYO PLT | PCE On-Site Monitoring/Sampling | State |
| 2025-11-19 | JESSOP STEEL LLC/WASHINGTON PLT | FCE On-Site | State |
| 2025-11-19 | USA SOUTH HILLS LDFL/ UNION TWP | FCE On-Site | State |
| 2025-11-06 | NEISWONGER CONST INC/MAGGIE LYNN QUARRY — high-priority violation on file | FCE On-Site | State |
| 2025-10-29 | EQUITRANS LP/HARTSON | PCE Off-Site | State |
| 2025-10-16 | CNX MIDSTREAM OPR CO LLC/NV-57 COMP STA | FCE On-Site | State |
| 2025-10-15 | WG TOMKO INC/HEADQUARTERS | FCE On-Site | State |
| 2025-10-07 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE Off-Site | State |
| 2025-09-09 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE Off-Site | State |
| 2025-09-05 | PLEIGER PLASTICS CO/SOUTH STRABANE — high-priority violation on file | PCE Off-Site | State |
| 2025-09-02 | ALLEGHENY MILLWORK/LAWRENCE PLT | PCE Off-Site | State |
| 2025-09-02 | EQM GATHERING OPCO LLC/MCINTOSH COMP STA | PCE Off-Site | State |
| 2025-08-28 | GOLDEN EAGLE CONST CO/EIGHTY FOUR PLT | PCE Off-Site | State |
| 2025-08-28 | REGAL IND CORP/DONORA PLT | PCE Off-Site | State |
| 2025-08-27 | PA TRANSFORMER TECH LLC/CANONSBURG | PCE Off-Site | State |
| 2025-08-27 | WG TOMKO INC/HEADQUARTERS | PCE Off-Site | State |
| 2025-08-27 | TECH MET/DONORA PLT | PCE Off-Site | State |
| 2025-08-25 | NORTHEAST PAVING/WASHINGTON PLANT | PCE Off-Site | State |
| 2025-08-25 | KRIEBEL MINERALS/WEAVER CENTERVILLE STA | PCE Off-Site | State |
| 2025-08-25 | ETC NORTHEAST PIPELINE/REVOLUTION CRYO PLT | PCE Off-Site | State |
| 2025-08-19 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE Off-Site | State |
| 2025-08-14 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE Off-Site | State |
| 2025-08-12 | DIVERSIFIED PROD LLC/CALIFORNIA COMP STA | PCE Off-Site | State |
| 2025-07-18 | EQUITRANS LP/GINGER HILL SITE | PCE Off-Site | State |
| 2025-07-18 | ETC NORTHEAST PIPELINE/REVOLUTION CRYO PLT | PCE On-Site Monitoring/Sampling | State |
| 2025-07-18 | EQM GATHERING OPCO LLC/PISCES COMP STA | PCE Off-Site | State |
| 2025-07-18 | EQM GATHERING OPCO LLC/REDD DEHY STATION | PCE Off-Site | State |
| 2025-07-16 | EQM GATHERING OPCO LLC/TWILIGHT COMP STA | PCE Off-Site | State |
| 2025-07-16 | EQM GATHERING OPCO LLC/STEELHEAD COMP STA | PCE Off-Site | State |
| 2025-07-08 | UGI GIBRALTAR GATHERING LLC/GIBRALTAR COMP STA | PCE Off-Site | State |
| 2025-07-03 | NATL FUEL SUPPLY CORP/BUFFALO COMP STA | PCE Off-Site | State |
| 2025-06-28 | COLUMBIA GAS TRANS CORP/DONEGAL COMP STA | PCE Off-Site | State |
| 2025-06-28 | K PETROLEUM INC/HACKETT COMP STA — high-priority violation on file | PCE Off-Site | State |
| 2025-06-28 | MTN V OIL & GAS/HIXENBAUGH COMP | PCE Off-Site | State |
| 2025-06-28 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HOUSTON GAS PLT | PCE Off-Site | State |
| 2025-06-24 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2025-06-24 | EQM GATHERING OPCO LLC/KRYPTONITE COMP STA | PCE Off-Site | State |
| 2025-06-24 | EQM GATHERING OPCO LLC/MAKO COMP STA | PCE Off-Site | State |
| 2025-06-18 | MARKWEST LIBERTY MIDSTREAM/ CARPENTER COMP STA | PCE Off-Site | State |
| 2025-06-17 | SUNOCO PIPELINE LP/HOUSTON TANK FARM | PCE Off-Site | State |
| 2025-06-17 | SUNOCO PIPELINE LP/HOUSTON INJECTION SITE | PCE Off-Site | State |
| 2025-06-16 | MARKWEST LIBERTY MIDSTREAM/SMITH COMP STA | PCE Off-Site | State |
| 2025-06-16 | EQT PROD CO/MOJO COMPRESSOR UNIT | PCE Off-Site | State |
| 2025-06-16 | ROVER PIPELINE LLC/BULGER COMP STA | PCE Off-Site | State |
| 2025-06-10 | MARKWEST LIBERTY MIDSTREAM RES/DOWN HOME COMPRESSOR STATION | PCE Off-Site | State |
| 2025-06-10 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HARMON CREEK GAS PLT — high-priority violation on file | PCE Off-Site | State |
| 2025-06-09 | MARKWEST LIBERTY MIDST & RES/IMPERIAL CIBUS RANCH COMP STA | PCE Off-Site | State |
| 2025-06-07 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/GODWIN COMP STA | PCE Off-Site | State |
| 2025-06-07 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on file | PCE Off-Site | State |
| 2025-06-07 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/NANCY STEWART | PCE Off-Site | State |
| 2025-06-07 | MARKWEST LIBERTY MIDSTREAM/DRYER BOOSTER COMP STA | PCE Off-Site | State |
| 2025-06-07 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/LOWRY COMP STA | PCE Off-Site | State |
| 2025-06-04 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/JOHNSTON COMP STA | PCE Off-Site | State |
| 2025-06-04 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/SHAW COMP STA | PCE Off-Site | State |
| 2025-06-04 | MARKWEST LIBERTY MIDSTREAM/BRIGICH COMP STA | PCE Off-Site | State |
| 2025-06-03 | THERM O ROCK INC/NEW EAGLE PLT — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2025-06-03 | MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA | PCE Off-Site | State |
| 2025-06-02 | MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STA | PCE Off-Site | State |
| 2025-06-02 | MARKWEST LIBERTY M&R/TUPTA DAY COMP STA | PCE Off-Site | State |
| 2025-06-02 | MARKWEST LIBERTY MIDSTREAM/TIMBERLAKE COMP STA | PCE Off-Site | State |
| 2025-05-31 | EQT MIDSTREAM COMPANY LLC/DEEMSTON WICKS COMP STA | PCE Off-Site | State |
| 2025-05-29 | LANGELOTH METALLURGICAL CO/LANGELOTH METALLURGICAL PLT — high-priority violation on file | PCE Off-Site | State |
| 2025-05-29 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2025-05-29 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2025-05-20 | EXPAND OPERATING LLC/BERNARD MCCULLEY WELLPAD | PCE Off-Site | State |
| 2025-05-20 | RANGE RESOURCES APPALACHIA LLC / BREESE EMMA JO WELLPAD | PCE Off-Site | State |
| 2025-05-20 | EXPAND ENERGY SUSAN SCOFIELD PAD | PCE Off-Site | State |
| 2025-05-20 | GEORGE AUGUSTINE PAD | PCE Off-Site | State |
| 2025-05-20 | RUSSELL ORENCHUK PAD | PCE Off-Site | State |
| 2025-05-20 | MCC PARTNERS UNIT 11890 | PCE Off-Site | State |
| 2025-05-20 | PA GAME COMMISSION PAD | PCE Off-Site | State |
| 2025-05-20 | NOBLE GREATHOUSE PAD | PCE Off-Site | State |
| 2025-05-16 | MARKWEST LIBERTY MIDSTREAM/ CARPENTER COMP STA | PCE Off-Site | State |
| 2025-05-08 | SWEPI/ FRED JONES NG WELL PAD | FCE On-Site | U.S. EPA |
| 2025-05-08 | SWEPI/ PAUL SCHILINSKI NP WELL PAD | FCE On-Site | U.S. EPA |
| 2025-05-08 | SWEPI/ ROBERT SHORTS | FCE On-Site | U.S. EPA |
| 2025-05-08 | SWEPI/ JAMES BIRD | FCE On-Site | U.S. EPA |
| 2025-05-08 | EXPAND OPERATING LLC/BERNARD MCCULLEY WELLPAD | FCE On-Site | U.S. EPA |
| 2025-05-08 | EXPAND OPERATING LLC/BERNARD MCCULLEY WELLPAD | PCE On-Site Monitoring/Sampling | State |
| 2025-05-08 | EXPAND OPERATING LLC/BERNARD MCCULLEY WELLPAD | FCE On-Site | U.S. EPA |
| 2025-05-08 | EXPAND ENERGY SUSAN SCOFIELD PAD | FCE On-Site | U.S. EPA |
| 2025-05-07 | COLUMBIA GAS TRANS LLC/REDD FARM COMP STA | PCE Off-Site | State |
| 2025-05-07 | EXPAND OPERATING LLC/JOHN MCMURRAY WELLPAD | FCE On-Site | U.S. EPA |
| 2025-05-07 | RANGE RESOURCES APPALACHIA LLC / BREESE EMMA JO WELLPAD | FCE On-Site | U.S. EPA |
| 2025-05-07 | GEORGE AUGUSTINE PAD | FCE On-Site | U.S. EPA |
| 2025-05-07 | PA GAME COMMISSION PAD | FCE On-Site | U.S. EPA |
| 2025-05-07 | NOBLE GREATHOUSE PAD | FCE On-Site | U.S. EPA |
| 2025-05-06 | MARKWEST LIBERTY MIDSTREAM/BAKER COMP STA | PCE Off-Site | State |
| 2025-05-06 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/REDD COMP STA | PCE Off-Site | State |
| 2025-05-06 | RANGE RESOURCES APPALACHIA LLC/MCC PARTNERS WEST WELLPAD | FCE On-Site | U.S. EPA |
| 2025-05-06 | RANGE RESOURCES APPALACHIA LLC / WALASIK TERRY WELLPAD | FCE On-Site | U.S. EPA |
| 2025-05-06 | RANGE RESOURCES APPALACHIA LLC/CAMPBELL UNIT 10272 | FCE On-Site | U.S. EPA |
| 2025-05-06 | RANGE RESOURCES APPALACHIA LLC/MARGARIA RAYMOND UNIT 11182 | FCE On-Site | U.S. EPA |
| 2025-05-06 | RUSSELL ORENCHUK PAD | FCE On-Site | U.S. EPA |
| 2025-05-06 | MCC PARTNERS UNIT 11890 | FCE On-Site | U.S. EPA |
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Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.