EPA Air · stack tests by state and year
Air-emissions stack tests in Pennsylvania, 2022
- 830Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Pennsylvania during 2022; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Pennsylvania, 2022
- Susquehanna County 98
- Washington County 67
- Lycoming County 48
- Bradford County 46
- Philadelphia County 42
- Greene County 36
- Allegheny County 32
- Tioga County 31
- Butler County 24
- Westmoreland County 22
- Wyoming County 20
- Bucks County 19
- Berks County 17
- Armstrong County 16
- Northampton County 16
- Montgomery County 16
- Clinton County 14
- Indiana County 14
- Lancaster County 13
- Beaver County 13
- Dauphin County 11
- Chester County 10
- Lawrence County 10
- Centre County 10
- Cambria County 10
- Delaware County 10
- Fayette County 10
- Schuylkill County 9
- Clearfield County 9
- York County 9
- Elk County 8
- Potter County 8
- McKean County 8
- Luzerne County 8
- Clarion County 6
- Carbon County 6
- Warren County 6
- Erie County 5
- Mercer County 5
- Lackawanna County 5
- Cumberland County 5
- Columbia County 5
- Jefferson County 5
- Bedford County 4
- Union County 4
- Snyder County 4
- Juniata County 3
- Franklin County 3
- Venango County 3
- Lehigh County 3
- Crawford County 3
- Huntingdon County 3
- Montour County 3
- Sullivan County 3
- Somerset County 3
Pennsylvania, other years
Air-emissions stack tests recorded in Pennsylvania, 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-09-27 | US DOD/RAVEN ROCK MTN COMPLEX | BLUE RIDGE SUMMIT, Adams, PA | Pass | State |
| 2022-09-27 | EASTERN GAS TRANS & STORAGE INC/OAKFORD COMPRESSOR STA | DELMONT, Westmoreland, PA | Pass | State |
| 2022-09-27 | PEOPLES GAS CO LLC/RUBRIGHT COMP STA | APOLLO, Westmoreland, PA | Pass | State |
| 2022-09-27 | LAUREL MTN MIDSTREAM OPR LLC/SPRINGHILL COMP STA | LAKE LYNN, Fayette, PA | Pass | State |
| 2022-09-27 | MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2022-09-27 | EXPAND OPERATING LLC/NICKOLYN WELL PAD | AUBURN, Susquehanna, PA | Pass | State |
| 2022-09-27 | KINDER MORGAN LIQUIDS TERM/PHILA — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-09-26 | TENNESSEE GAS PIPELINE CO/317 TROY STA | TROY, Bradford, PA | Pass | State |
| 2022-09-26 | EAST PENN MFG CO INC/SMELTER PLT | LYONS, Berks, PA | Pass | State |
| 2022-09-26 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on file | HICKORY, Washington, PA | Pass | State |
| 2022-09-26 | MTN GATHERING LLC/FORWARD COMP STA | RENFREW, Butler, PA | Pass | State |
| 2022-09-26 | EXPAND OPERATING LLC/ALEXANDER BRA PAD | NEW ALBANY, Bradford, PA | Pass | State |
| 2022-09-23 | HEIDELBERG MATERIALS US CEMENT LLC/EVANSVILLE CEMENT PLT & Q — high-priority violation on file | FLEETWOOD, Berks, PA | Pass | State |
| 2022-09-22 | SHAWVILLE POWER LLC/SHAWVILLE GEN STA | SHAWVILLE, Clearfield, PA | Pass | State |
| 2022-09-22 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HOUSTON GAS PLT | WASHINGTON, Washington, PA | Pass | State |
| 2022-09-22 | USS/CLAIRTON WORKS — high-priority violation on file | CLAIRTON, Allegheny, PA | Pass | Local |
| 2022-09-21 | UNITED REFINING CO/WARREN PLT | WARREN, Warren, PA | Pass | State |
| 2022-09-21 | GLASGOW INC/MCCOY QUARRY & ASPHALT PLTS | KING OF PRUSSIA, Montgomery, PA | Pass | State |
| 2022-09-21 | PEI POWER CORP/ARCHBALD | ARCHBALD, Lackawanna, PA | Pass | State |
| 2022-09-21 | ENERGY DEVS MORGANTOWN LLC/CAERNARVON TWP | MORGANTOWN, Berks, PA | Pass | State |
| 2022-09-21 | APPALACHIA MIDSTREAM SVC LLC/GRANVILLE STA 2 | GRANVILLE SUMMIT, Bradford, PA | Pass | State |
| 2022-09-21 | CRONIMET SPECIALTY METALS USA INC/BEDFORD | BEDFORD, Bedford, PA | Pass | State |
| 2022-09-21 | EXPAND OPERATING LLC/INNES PAD | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2022-09-20 | TEXAS EASTERN TRANS LP/PERULACK STA | EAST WATERFORD, Juniata, PA | Pass | State |
| 2022-09-20 | MARKWEST LIBERTY BLUESTONE LLC/BLUESTONE GAS PROC PLT | EVANS CITY, Butler, PA | Pass | State |
| 2022-09-20 | CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATION | GRAYSVILLE, Greene, PA | Pass | State |
| 2022-09-20 | SUSQUEHANNA GATHERING/NORTH RANGE CPF 1 COMP STA | SUSQUEHANNA, Susquehanna, PA | Pass | State |
| 2022-09-20 | ALLEGHENY CNTY SANI AUTH/ALLEGHENY CNTY | PITTSBURGH, Allegheny, PA | Pass | Local |
| 2022-09-16 | KIMBERLY CLARK CORP/CHESTER OPR | CHESTER, Delaware, PA | Pass | State |
| 2022-09-15 | HAINES & KIBBLEHOUSE/LOWER MT BETHEL PLT | EASTON, Northampton, PA | Pass | State |
| 2022-09-15 | NORTHEAST PAVING/WASHINGTON PLANT | EIGHTY FOUR, Washington, PA | Pass | State |
| 2022-09-15 | LPR ENERGY LLC/HENRY CLAY MIDSTREAM FAC | MARKLEYSBURG, Fayette, PA | Pass | State |
| 2022-09-15 | EXPAND OPERATING LLC/RU-06 FLOHS PAD | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2022-09-14 | VITRO MEADVILLE FLAT GLASS MEADVILLE PLT/CRAWFORD | COCHRANTON, Crawford, PA | Fail | State |
| 2022-09-14 | RAUSCH CREEK GENERATION LLC/FRAILEY TWP — high-priority violation on file | TREMONT, Schuylkill, PA | Pass | State |
| 2022-09-14 | AMRIZE BUILDING ENVELOPE LLC/YOUNGWOOD PLT | YOUNGWOOD, Westmoreland, PA | Pass | State |
| 2022-09-14 | WILLIAMS FIELD SVC CO LLC/ZICK COMP STA | KINGSLEY, Susquehanna, PA | Pass | State |
| 2022-09-14 | EXPAND OPERATING LLC/SCOTT WELLPAD | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2022-09-13 | SUNBURY GENERATION LP/SUNBURY SES | SHAMOKIN DAM, Snyder, PA | Pass | State |
| 2022-09-13 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on file | HICKORY, Washington, PA | Pass | State |
| 2022-09-13 | WILLIAMS FIELD SVC CO LLC/CENTRAL COMP STA | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-09-13 | SOUTHWESTERN ENERGY CO/KOZIOL 5H-6H | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2022-09-13 | EQM GATHERING OPCO LLC/PISCES COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2022-09-12 | SCHUYLKILL ENERGY RES/ST NICHOLAS COGEN — high-priority violation on file | SHENANDOAH, Schuylkill, PA | Pass | State |
| 2022-09-12 | REGENCY MARCELLUS GAS GATHERING LLC/BOBST MOUNTAIN COMP STA | COGAN STA, Lycoming, PA | Pass | State |
| 2022-09-09 | THALES DIS USA INC / MONTGOMERYVILLE | MONTGOMERYVILLE, Montgomery, PA | Fail | State |
| 2022-09-09 | PA GEN ENERGY CO LLC/TRACT 729 COMPRESSOR STATION | WATERVILLE, Lycoming, PA | Pass | State |
| 2022-09-09 | ALLEGHENY ENERGY SUPPLY/SPRINGDALE | PITTSBURGH, Allegheny, PA | Pass | Local |
| 2022-09-08 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/JOHNSTON COMP STA | CANONSBURG, Washington, PA | Pass | State |
| 2022-09-08 | NFG MIDSTREAM COVINGTON LLC/DCNR TRACT 595 | ARNOT, Tioga, PA | Pass | State |
| 2022-09-08 | MARKWEST LIBERTY MIDSTREAM/SMITH COMP STA | BURGETTSTOWN, Washington, PA | Pass | State |
| 2022-09-08 | UGI STORAGE CO/PALMER COMP STA | LAWRENCEVILLE, Tioga, PA | Pass | State |
| 2022-09-08 | CHESAPEAKE APPALACHIA LLC/GREGERSON SUS PAD | LACEYVILLE, Susquehanna, PA | Pass | State |
| 2022-09-08 | ALLEGHENY ENERGY SUPPLY/SPRINGDALE | PITTSBURGH, Allegheny, PA | Pass | Local |
| 2022-09-07 | EASTERN GAS TRANS & STORAGE INC/HARRISON STA | HARRISON VALLEY, Potter, PA | Pass | State |
| 2022-09-07 | NFG MIDSTREAM COVINGTON LLC/COVINGTON COMP STA | COVINGTON, Tioga, PA | Pass | State |
| 2022-09-07 | UGI TEXAS CREEK LLC/CLEGG COMP STA | TROUT RUN, Lycoming, PA | Pass | State |
| 2022-09-07 | UGI TEXAS CREEK LLC/JACKSON COMP STA | ROARING BRANCH, Tioga, PA | Pass | State |
| 2022-09-07 | EXPAND OPERATING LLC/HOOKER SUS PAD | MESHOPPEN, Susquehanna, PA | Pass | State |
| 2022-09-06 | NFG MIDSTREAM COVINGTON LLC/WELLSBORO COMP STA 1 | MANSFIELD, Tioga, PA | Pass | State |
| 2022-09-06 | UGI TEXAS CREEK LLC/LOVELL COMP STA | ROARING BRANCH, Tioga, PA | Pass | State |
| 2022-09-02 | HOMER CITY GEN LP/CENTER TWP | HOMER CITY, Indiana, PA | Pass | State |
| 2022-09-02 | AMRIZE CEMENT INC/WHITEHALL PLT — high-priority violation on file | WHITEHALL, Lehigh, PA | Pass | State |
| 2022-09-02 | NORTHEAST PAVING/ADAMSBURG ASPHALT PLT | ADAMSBURG, Westmoreland, PA | Pass | State |
| 2022-09-02 | EXPAND OPERATING LLC/JOEGUSWA WELL PAD | DUSHORE, Sullivan, PA | Pass | State |
| 2022-09-01 | TEXAS EASTERN TRANS LP/HOLBROOK STA | WIND RIDGE, Greene, PA | Pass | State |
| 2022-09-01 | AMRIZE CEMENT INC/WHITEHALL PLT — high-priority violation on file | WHITEHALL, Lehigh, PA | Pass | State |
| 2022-09-01 | HANSON AGGREGATES PA INC/LATROBE QUARRY & ASPHALT PLT | LIGONIER, Westmoreland, PA | Pass | State |
| 2022-09-01 | COLUMBIA GAS TRANS LLC/ARTEMAS COMP STA | ARTEMAS, Bedford, PA | Pass | State |
| 2022-09-01 | HERCULES CEMENT CO LLC/STOCKERTOWN | STOCKERTOWN, Northampton, PA | Fail | State |
| 2022-09-01 | CHESAPEAKE APPALACHIA LLC/AMCOR WELLPAD | MESHOPPEN, Wyoming, PA | Pass | State |
| 2022-09-01 | EXPAND OPERATING LLC/MARCUCCI JONES PAD | STEVENSVILLE, Bradford, PA | Pass | State |
| 2022-08-31 | YORK GROUP INC/BLACK BRIDGE RD | YORK, York, PA | Pass | State |
| 2022-08-31 | EQM GATHERING OPCO LLC/STEELHEAD COMP STA | MARIANNA, Washington, PA | Pass | State |
| 2022-08-30 | MAGNESITA REFRACTORIES/YORK — high-priority violation on file | YORK, York, PA | Pass | State |
| 2022-08-30 | OMNIMAX INTL LLC/HEMPFIELD | LANCASTER, Lancaster, PA | Pass | State |
| 2022-08-29 | EXPAND OPERATING LLC/N-24 BUCKHORN WELL PAD | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-08-29 | COTERRA ENERGY INC/MEAD B PAD 1 — high-priority violation on file | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-08-26 | EBENSBURG POWER CO/EBENSBURG COGENERATION PLT | EBENSBURG, Cambria, PA | Pass | State |
| 2022-08-26 | TRANSCONTINENTAL GAS/BEAR CREEK STA 515 | BEAR CREEK, Luzerne, PA | Pass | State |
| 2022-08-25 | TOPPAN INTERAMERICA INC/CAERNARVON | MORGANTOWN, Berks, PA | Pass | State |
| 2022-08-25 | MONTOUR LLC/MONTOUR SES | WASHINGTONVILLE, Montour, PA | Pass | State |
| 2022-08-25 | TRANSCONTINENTAL GAS/SALLADASBURG STATION 520 | JERSEY SHORE, Lycoming, PA | Pass | State |
| 2022-08-25 | REGENCY MARCELLUS GAS GATHERING/CANOE RUN COMP STA | SALLADASBURG, Lycoming, PA | Pass | State |
| 2022-08-25 | MARKWEST LIBERTY BLUESTONE LLC/TRILLITH COMP STA | HARMONY, Butler, PA | Pass | State |
| 2022-08-25 | BKV OPR LLC/PLUSHANSKI WELL PAD | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2022-08-25 | BKV OPR LLC/MIRABELLI PAD | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2022-08-25 | 11:11 SYSTEMS (SUNGARD RECOVERY SVC INC/BROAD ST PHILA) — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-08-25 | 11:11 SYSTEMS (SUNGARD RECOVERY SVC INC/BROAD ST PHILA) — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-08-25 | 11:11 SYSTEMS (SUNGARD RECOVERY SVC INC/BROAD ST PHILA) — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Pass | Local |
| 2022-08-24 | EASTERN GAS TRANS & STORAGE INC/FINNEFROCK STA | RENOVO, Clinton, PA | Pass | State |
| 2022-08-24 | ALLAN MYERS LP/DEVAULT ASPHALT PLANT | CHARLESTOWN, Chester, PA | Pass | State |
| 2022-08-24 | LAUREL MTN MIDSTREAM OPR LLC/DUNBAR COMP STA | DUNBAR, Fayette, PA | Pass | State |
| 2022-08-24 | EXPAND OPERATING LLC/VALENTINE CPF 1 | CLIFFORD, Susquehanna, PA | Pass | State |
| 2022-08-24 | EXPAND OPERATING LLC/VALENTINE CPF 1 | CLIFFORD, Susquehanna, PA | Pass | State |
| 2022-08-24 | WARREN EP INC/REIMILLER PAD | MESHOPPEN, Wyoming, PA | Pass | State |
| 2022-08-24 | EXPAND OPERATING LLC/NR02 ENDLESS MOUNTAIN WELLPAD | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-08-23 | URICK FOUNDRY CO/ERIE | ERIE, Erie, PA | Pass | State |
| 2022-08-23 | JOHNSON MATTHEY INC/WEST WHITELAND | WEST CHESTER, Chester, PA | Pass | State |
| 2022-08-23 | REGENCY MARCELLUS GAS GATHERING LLC/ KORBAN COMP STA | HOP BOTTOM, Susquehanna, PA | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.