EPA Air · inspections by county and year
Air-emissions inspections in Washington County, Pennsylvania, 2026
- 105Inspections
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 2026. 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, 2026
Air-emissions inspections in Washington County, other years
Air-emissions inspections recorded in Washington County, Pennsylvania, 2026
| Date | Facility | Kind | Agency |
|---|---|---|---|
| 2026-09-01 | BLOOM ENG CO INC/CHARLEROI | FCE On-Site | State |
| 2026-08-25 | EXPAND OPERATING LLC/BERNARD MCCULLEY WELLPAD | FCE On-Site | State |
| 2026-08-17 | MARKWEST LIBERTY MIDSTREAM/DRYER BOOSTER COMP STA | FCE On-Site | State |
| 2026-08-17 | EXPAND OPERATING LLC/JOHN MCMURRAY WELLPAD | FCE On-Site | State |
| 2026-08-13 | METCHEM RECYCLING USA INC/WEST ALEXANDER | FCE On-Site | State |
| 2026-08-13 | EIGHTY FOUR CONTAINER/ N STRABANE | PCE On-Site Monitoring/Sampling | State |
| 2026-08-13 | EIGHTY FOUR CONTAINER/ N STRABANE | PCE On-Site Monitoring/Sampling | State |
| 2026-08-10 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2026-08-10 | EQM GATHERING OPCO LLC/BLUE MOON COMP STA | FCE On-Site | State |
| 2026-07-30 | EQM GATHERING OPCO LLC/TWILIGHT COMP STA | PCE Off-Site | State |
| 2026-07-24 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE Off-Site | State |
| 2026-07-23 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on file | FCE On-Site | State |
| 2026-07-23 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/NANCY STEWART | FCE On-Site | State |
| 2026-07-23 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HARMON CREEK GAS PLT — high-priority violation on file | PCE Off-Site | State |
| 2026-07-22 | RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file | PCE Off-Site | State |
| 2026-07-22 | ETC NORTHEAST PIPELINE/REVOLUTION CRYO PLT | PCE Off-Site | State |
| 2026-07-20 | RANGE RESOURCES APPALACHIA LLC / COWDEN WILLIAM WELLPAD | FCE On-Site | State |
| 2026-07-17 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HARMON CREEK GAS PLT — high-priority violation on file | PCE Off-Site | State |
| 2026-07-15 | K PETROLEUM INC/HACKETT COMP STA — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2026-07-10 | LANGELOTH METALLURGICAL CO/LANGELOTH METALLURGICAL PLT — high-priority violation on file | FCE On-Site | State |
| 2026-07-09 | ETC NORTHEAST PIPELINE/REVOLUTION CRYO PLT | PCE Off-Site | State |
| 2026-07-07 | ENV COMMODITIES CORP/G5-1 G5-2 & G5-3 | PCE Off-Site | State |
| 2026-07-06 | FLEXSYS AMER LTD PAR/MONONGAHELA — high-priority violation on file | PCE Off-Site | State |
| 2026-07-02 | PLEIGER PLASTICS CO/SOUTH STRABANE — high-priority violation on file | PCE Off-Site | State |
| 2026-06-30 | ENV COMMODITIES CORP/3 NORTH OLD POWER BOREHOLE | PCE Off-Site | State |
| 2026-06-25 | THERM O ROCK INC/NEW EAGLE PLT — high-priority violation on file | FCE On-Site | State |
| 2026-06-22 | EQM GATHERING OPCO LLC/STEELHEAD COMP STA | PCE Off-Site | State |
| 2026-06-22 | EQM GATHERING OPCO LLC/PISCES COMP STA | PCE Off-Site | State |
| 2026-06-20 | ENV COMMODITIES CORP/G4-3 | PCE Off-Site | State |
| 2026-06-19 | EQT PROD CO/MOJO COMPRESSOR UNIT | PCE Off-Site | State |
| 2026-06-19 | EQM GATHERING OPCO LLC/MAKO COMP STA | PCE Off-Site | State |
| 2026-06-18 | EQUITRANS LP/HARTSON | PCE Off-Site | State |
| 2026-06-18 | KRIEBEL MINERALS/WEAVER CENTERVILLE STA | PCE Off-Site | State |
| 2026-06-18 | CNX MIDSTREAM OPR CO LLC/NV-57 COMP STA | PCE Off-Site | State |
| 2026-06-18 | CNX MIDSTREAM OPR CO LLC/MOR-44 COMP STA | PCE Off-Site | State |
| 2026-06-17 | EQM GATHERING OPCO LLC/KRYPTONITE COMP STA | PCE Off-Site | State |
| 2026-06-16 | K PETROLEUM INC/HACKETT COMP STA — high-priority violation on file | PCE Off-Site | State |
| 2026-06-16 | MTN V OIL & GAS/HIXENBAUGH COMP | PCE Off-Site | State |
| 2026-06-15 | PA TRANSFORMER TECH LLC/CANONSBURG | FCE On-Site | State |
| 2026-06-15 | MARKWEST LIBERTY MIDSTREAM/BAKER COMP STA | PCE Off-Site | State |
| 2026-06-15 | MARKWEST LIBERTY MIDSTREAM/TIMBERLAKE COMP STA | PCE Off-Site | State |
| 2026-06-14 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/LOWRY COMP STA | PCE Off-Site | State |
| 2026-06-14 | MARKWEST LIBERTY M&R/TUPTA DAY COMP STA | PCE Off-Site | State |
| 2026-06-14 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/REDD COMP STA | PCE Off-Site | State |
| 2026-06-13 | COLUMBIA GAS TRANS CORP/DONEGAL COMP STA | PCE Off-Site | State |
| 2026-06-13 | EQT MIDSTREAM COMPANY LLC/DEEMSTON WICKS COMP STA | PCE Off-Site | State |
| 2026-06-13 | COLUMBIA GAS TRANS LLC/REDD FARM COMP STA | PCE Off-Site | State |
| 2026-06-11 | GOLDEN EAGLE CONST CO/EIGHTY FOUR PLT | PCE Off-Site | State |
| 2026-06-11 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HOUSTON GAS PLT | FCE On-Site | State |
| 2026-06-10 | WOODRUFF MEMORIAL PARK/PEACEFUL PASTURES PET CEMETERY | FCE On-Site | State |
| 2026-06-04 | MCC INTL/MILLER CENT CAST INC/MCDONALD PLT — high-priority violation on file | PCE On-Site Monitoring/Sampling | State |
| 2026-06-02 | PLEIGER PLASTICS CO/SOUTH STRABANE — high-priority violation on file | PCE Off-Site | State |
| 2026-06-01 | EQM GATHERING OPCO LLC/BLUE MOON COMP STA | PCE Off-Site | State |
| 2026-06-01 | EQM GATHERING OPCO LLC/MCINTOSH COMP STA | PCE Off-Site | State |
| 2026-06-01 | EQM GATHERING OPCO LLC/REDD DEHY STATION | PCE Off-Site | State |
| 2026-05-31 | REGAL IND CORP/DONORA PLT | PCE Off-Site | State |
| 2026-05-29 | WG TOMKO INC/HEADQUARTERS | PCE Off-Site | State |
| 2026-05-28 | ALLEGHENY MILLWORK/LAWRENCE PLT | PCE Off-Site | State |
| 2026-05-28 | BOLSAN CO INC/EIGHTY FOUR | FCE On-Site | State |
| 2026-05-26 | THERM O ROCK INC/NEW EAGLE PLT — high-priority violation on file | PCE Off-Site | State |
| 2026-05-26 | TECH MET/DONORA PLT | PCE Off-Site | State |
| 2026-05-21 | DIVERSIFIED PROD LLC/CALIFORNIA COMP STA | PCE Off-Site | State |
| 2026-05-20 | ROVER PIPELINE LLC/BULGER COMP STA | PCE Off-Site | State |
| 2026-05-20 | UGI GIBRALTAR GATHERING LLC/GIBRALTAR COMP STA | PCE Off-Site | State |
| 2026-05-19 | MASTER WOODCRAFT/WASHINGTON PLT | FCE On-Site | State |
| 2026-05-19 | SUNOCO PIPELINE LP/HOUSTON TANK FARM | PCE Off-Site | State |
| 2026-05-19 | SUNOCO PIPELINE LP/HOUSTON INJECTION SITE | PCE Off-Site | State |
| 2026-05-18 | NATL FUEL SUPPLY CORP/BUFFALO COMP STA | PCE Off-Site | State |
| 2026-05-18 | EQUITRANS LP/GINGER HILL SITE | PCE Off-Site | State |
| 2026-05-16 | MARKWEST LIBERTY MIDSTREAM/DRYER BOOSTER COMP STA | PCE Off-Site | State |
| 2026-05-16 | MARKWEST LIBERTY MIDST & RESOURCES/THREE BROTHERS COMP STA | PCE Off-Site | State |
| 2026-05-14 | PERRYMAN CO/TITANIUM CONVERSION FAC — high-priority violation on file | FCE On-Site | State |
| 2026-05-13 | DONORA DOCK LLC/DONORA TERMINAL | FCE On-Site | State |
| 2026-05-02 | LANGELOTH METALLURGICAL CO/LANGELOTH METALLURGICAL PLT — high-priority violation on file | PCE Off-Site | State |
| 2026-05-02 | UNION ELEC STEEL CORP/HARMON CREEK | PCE Off-Site | State |
| 2026-05-02 | JESSOP STEEL LLC/WASHINGTON PLT | PCE Off-Site | State |
| 2026-04-23 | MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA | PCE Off-Site | State |
| 2026-04-23 | MARKWEST LIBERTY MIDSTREAM RES/DOWN HOME COMPRESSOR STATION | PCE Off-Site | State |
| 2026-04-22 | ARDEN LDFL/CHARTIERS TWP | PCE Off-Site | State |
| 2026-04-22 | MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STA | PCE Off-Site | State |
| 2026-04-22 | MARKWEST LIBERTY MIDSTREAM/SMITH COMP STA | PCE Off-Site | State |
| 2026-04-21 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/NANCY STEWART | PCE Off-Site | State |
| 2026-04-21 | MARKWEST LIBERTY MIDST & RES/IMPERIAL CIBUS RANCH COMP STA | PCE Off-Site | State |
| 2026-04-21 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HARMON CREEK GAS PLT — high-priority violation on file | PCE Off-Site | State |
| 2026-04-20 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/GODWIN COMP STA | PCE Off-Site | State |
| 2026-04-20 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on file | PCE Off-Site | State |
| 2026-04-19 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/JOHNSTON COMP STA | PCE Off-Site | State |
| 2026-04-19 | MARKWEST LIBERTY MIDSTREAM/BRIGICH COMP STA | PCE Off-Site | State |
| 2026-04-18 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HOUSTON GAS PLT | PCE Off-Site | State |
| 2026-04-18 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/SHAW COMP STA | PCE Off-Site | State |
| 2026-04-15 | USA SOUTH HILLS LDFL/ UNION TWP | PCE Off-Site | State |
| 2026-03-17 | NEISWONGER CONST INC/MAGGIE LYNN QUARRY — high-priority violation on file | PCE Off-Site | State |
| 2026-03-16 | NORTHEAST PAVING/WASHINGTON PLANT | PCE Off-Site | State |
| 2026-03-16 | K PETROLEUM INC/HACKETT COMP STA — high-priority violation on file | FCE On-Site | State |
| 2026-03-03 | DIVERSIFIED PROD LLC/NV 34 WELLPAD — high-priority violation on file | FCE On-Site | State |
| 2026-03-03 | DIVERSIFIED PROD LLC/NINEVEH 58 WELL PAD — high-priority violation on file | FCE On-Site | State |
| 2026-02-20 | AMETEK/NORTH STRABANE PLT | FCE On-Site | State |
| 2026-02-17 | PLEIGER PLASTICS CO/SOUTH STRABANE — high-priority violation on file | FCE On-Site | State |
| 2026-02-12 | PA TRANSFORMER TECH LLC/CANONSBURG | PCE Off-Site | State |
| 2026-02-02 | LANGELOTH METALLURGICAL CO/LANGELOTH METALLURGICAL PLT — high-priority violation on file | PCE Off-Site | State |
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Dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.