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 |
|---|---|---|---|---|
| 2022-11-02 | EXPAND OPERATING LLC/GU-VW MCMAHON WELL PAD | STEVENSVILLE, Bradford, PA | Pass | State |
| 2022-11-01 | HEIDELBERG MATERIALS US CEMENT LLC/EVANSVILLE CEMENT PLT & Q — high-priority violation on file | FLEETWOOD, Berks, PA | Pass | State |
| 2022-11-01 | JOHNSON MATTHEY/WAYNE PLT | WAYNE, Chester, PA | Fail | State |
| 2022-11-01 | ETC NORTHEAST PIPELINE LLC/BARTO COMP STA | HUGHESVILLE, Lycoming, PA | Pass | State |
| 2022-11-01 | LPR MIDSTREAM PARTNERS LLC/PMG ALLEN STA | ADDISON, Somerset, PA | Pass | State |
| 2022-11-01 | WILLIAMS FIELD SVC CO LLC/WILCOX COMP STA | TUNKHANNOCK, Wyoming, PA | Pass | State |
| 2022-11-01 | SWN PROD CO LLC/DEPUE COMP STA | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-10-31 | WILLIAMS FIELD SVC CO LLC/JONES COMP STA | FRIENDSVILLE, Susquehanna, PA | Pass | State |
| 2022-10-31 | CABOT OIL & GAS CORP/KROPA, T. PAD 1 | SPRINGVILLE, Susquehanna, PA | Pass | State |
| 2022-10-31 | COTERRA ENERGY INC/ADAMS J PAD 1 | KINGSLEY, Susquehanna, PA | Pass | State |
| 2022-10-31 | COTERRA ENERGY INC/ADAMS J PAD 1 | KINGSLEY, Susquehanna, PA | Pass | State |
| 2022-10-28 | QUAD GRAPHICS MARKETING LLC/CHALFONT | CHALFONT, Bucks, PA | Pass | State |
| 2022-10-28 | TECH MET/DONORA PLT | DONORA, Washington, PA | Pass | State |
| 2022-10-28 | MARKWEST LIBERTY MIDSTREAM RES/DOWN HOME COMPRESSOR STATION | ROBINSON TWP, Washington, PA | Pass | State |
| 2022-10-27 | CROWN CORK & SEAL CO USA INC/HANOVER | HANOVER, York, PA | Pass | State |
| 2022-10-27 | CABOT OIL & GAS CORP/BISHOP, B PAD 1 | SPRINGVILLE, Susquehanna, PA | Pass | State |
| 2022-10-27 | ASSAI ENERGY LLC - KEYSTONE LANDFILL SITE | DUNMORE, Lackawanna, PA | Pass | State |
| 2022-10-26 | SHAWVILLE POWER LLC/SHAWVILLE GEN STA | SHAWVILLE, Clearfield, PA | Pass | State |
| 2022-10-26 | NEXTERA RENEWABLE FUELS LLC/CUMBERLAND CNTY LDFL | SHIPPENSBURG, Cumberland, PA | Pass | State |
| 2022-10-26 | XPRESS NATURAL GAS LLC/MONTROSE — high-priority violation on file | MONTROSE, Susquehanna, PA | Fail | State |
| 2022-10-26 | INNOVATION 411/UPPER MERION — high-priority violation on file | KING OF PRUSSIA, Montgomery, PA | Pass | State |
| 2022-10-26 | CNX MIDSTREAM OPR CO LLC/BUCKLAND COMP STA | WIND RIDGE, Greene, PA | Pass | State |
| 2022-10-25 | ELLWOOD NATL FORGE/IRVINE | IRVINE, Warren, PA | Fail | State |
| 2022-10-25 | NEXTERA RENEWABLE FUELS LLC/CUMBERLAND CNTY LDFL | SHIPPENSBURG, Cumberland, PA | Pass | State |
| 2022-10-24 | NATL FUEL GAS SUPPLY CORP/MERCER COMP STA | MERCER, Mercer, PA | Pass | State |
| 2022-10-21 | H & K MATERIALS/SKUNK HOLLOW QUARRY | CHALFONT, Bucks, PA | Fail | State |
| 2022-10-21 | BUCKNELL UNIV/LEWISBURG CAMPUS — high-priority violation on file | LEWISBURG, Union, PA | Pass | State |
| 2022-10-20 | MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2022-10-20 | HAZLETON HILLER LLC/STOCKTON MOUNTAIN ROAD SITE — high-priority violation on file | HAZLETON, Luzerne, PA | Pass | State |
| 2022-10-19 | UGI GIBRALTAR GATHERING LLC/GIBRALTAR COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2022-10-19 | PINE RUN MIDSTREAM LLC/BICKER COMP STA | CABOT, Butler, PA | Pass | State |
| 2022-10-19 | PINE RUN MIDSTREAM LLC/BICKER COMP STA | CABOT, Butler, PA | Pass | State |
| 2022-10-18 | HEIDELBERG MATERIALS US CEMENT LLC/EVANSVILLE CEMENT PLT & Q — high-priority violation on file | FLEETWOOD, Berks, PA | Pass | State |
| 2022-10-18 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | WEST FINLEY, Greene, PA | Fail | State |
| 2022-10-17 | CLINTON CNTY SOLID W/WAYNE TWP LDFL | MC ELHATTAN, Clinton, PA | Pass | State |
| 2022-10-17 | NFG MIDSTREAM TROUT RUN LLC/HAGERMAN GAS & PROC METERING FAC | TROUT RUN, Lycoming, PA | Pass | State |
| 2022-10-14 | USS/CLAIRTON WORKS — high-priority violation on file | CLAIRTON, Allegheny, PA | Pass | Local |
| 2022-10-13 | GLAXO SMITHKLINE/UPPER PROVIDENCE — high-priority violation on file | COLLEGEVILLE, Montgomery, PA | Pass | State |
| 2022-10-13 | PEOPLES NATURAL GAS CO LLC/ROARING RUN STA | APOLLO, Armstrong, PA | Pass | State |
| 2022-10-13 | YORK CNTY SOLID WASTE/YORK CNTY RESOURCE RECOVERY — high-priority violation on file | YORK, York, PA | Pass | State |
| 2022-10-13 | CAPITAL OIL & GAS INC/RED BUCK COMP STA | SNOW SHOE, Centre, PA | Pass | State |
| 2022-10-13 | MARKWEST LIBERTY MIDSTREAM/SMITH COMP STA | BURGETTSTOWN, Washington, PA | Pass | State |
| 2022-10-13 | EXPAND OPERATING LLC/FOLTA BRA PAD | LACEYVILLE, Bradford, PA | Pass | State |
| 2022-10-12 | TEXAS EASTERN TRANS LP/BECHTELSVILLE | BECHTELSVILLE, Berks, PA | Pass | State |
| 2022-10-12 | BENTON FOUNDRY/BENTON FOUNDRY | BENTON, Columbia, PA | Pass | State |
| 2022-10-12 | NESL CO INC/LIMEVILLE | GAP, Lancaster, PA | Pass | State |
| 2022-10-12 | DYNAMET INC/ARDEN FAC | WASHINGTON, Washington, PA | Pass | State |
| 2022-10-12 | PA DEPT OF AGRIC/HBG ANIMAL HEALTH LAB — high-priority violation on file | HARRISBURG, Dauphin, PA | Pass | State |
| 2022-10-12 | EXCO APPLACHIA MIDSTREAM LLC/CONFER COMP STA | BURNSIDE TWP, Centre, PA | Pass | State |
| 2022-10-12 | COLUMBIA GAS TRANS LLC/IOWA COMP STA | BROOKVILLE, Jefferson, PA | Pass | State |
| 2022-10-11 | H&K GROUP INC/SANATOGA BLACKTOP — high-priority violation on file | POTTSTOWN, Montgomery, PA | Pass | State |
| 2022-10-11 | GRAYMONT PA INC/PLEASANT GAP & CON-LIME & BELLEFONTE PLTS | BELLEFONTE, Centre, PA | Pass | State |
| 2022-10-11 | MAINESBURG GS LP/MAINESBURG GATHERING STA | MANSFIELD, Tioga, PA | Pass | State |
| 2022-10-10 | COLUMBIA GAS TRANS CORP/WAYNESBURG COMP STA | WAYNESBURG, Greene, PA | Pass | State |
| 2022-10-10 | EMPIRE PIPELINE INC/JACKSON COMP STA | LAWRENCEVILLE, Tioga, PA | Pass | State |
| 2022-10-09 | UNIVERSAL STAINLESS & ALLOY PROD/BRIDGEV — high-priority violation on file | BRIDGEVILLE, Allegheny, PA | Pass | Local |
| 2022-10-08 | LEHIGH VALLEY HEALTH NETWORK/EAST STROUDSBURG | EAST STROUDSBURG, Monroe, PA | Pass | State |
| 2022-10-07 | TENASKA PA PARTNERS/WESTMORELAND GEN FAC — high-priority violation on file | SMITHTON, Westmoreland, PA | Pass | State |
| 2022-10-06 | AMER METAL RECYCLING LLC/ELLWOOD CITY — high-priority violation on file | ELLWOOD CITY, Lawrence, PA | Pass | State |
| 2022-10-06 | MARKWEST LIBERTY BLUESTONE LLC/SARSEN GAS PROC PLT | EVANS CITY, Butler, PA | Pass | State |
| 2022-10-06 | MARKWEST LIBERTY BLUESTONE LLC/TRILLITH COMP STA | HARMONY, Butler, PA | Pass | State |
| 2022-10-06 | WILLIAMS FIELD SVC CO LLC/ZICK COMP STA | KINGSLEY, Susquehanna, PA | Pass | State |
| 2022-10-06 | BKV OPR LLC/P & G WAREHOUSE PAD | MESHOPPEN, Wyoming, PA | Pass | State |
| 2022-10-06 | BKV OPR LLC/P & G WAREHOUSE PAD | MESHOPPEN, Wyoming, PA | Pass | State |
| 2022-10-06 | LOAN ASSET ISSUER LLC/WEST FINLEY 1 WELL PAD | WEST FINLEY, Washington, PA | Pass | State |
| 2022-10-06 | EXPAND OPERATING LLC/ADAMS WYO PAD | LACEYVILLE, Wyoming, PA | Pass | State |
| 2022-10-05 | TRANSCONTINENTAL GAS/SALLADASBURG STATION 520 | JERSEY SHORE, Lycoming, PA | Pass | State |
| 2022-10-05 | TRANSCONTINENTAL GAS/JACKSON TWP STA 517 | BENTON, Columbia, PA | Pass | State |
| 2022-10-05 | COLUMBIA GAS TRANS CORP/ELLWOOD CITY STA | ELLWOOD CITY, Beaver, PA | Pass | State |
| 2022-10-05 | KNOUSE FOODS COOP INC/PEACH GLEN TYRONE TWP | PEACH GLEN, Adams, PA | Pass | State |
| 2022-10-05 | XTO ENERGY HOMER CITY PP COMP STA/INDIANA — high-priority violation on file | HOMER CITY, Indiana, PA | Pass | State |
| 2022-10-05 | PA GEN ENERGY CO LLC/COP TRACT 293 COMP STA | WATERVILLE, Lycoming, PA | Pass | State |
| 2022-10-05 | ETC NORTHEAST FLD SVC LLC/PIKE COMP STA | ROCHESTER, Beaver, PA | Pass | State |
| 2022-10-04 | PROCTER & GAMBLE PAPER PROD CO/MEHOOPANY | MEHOOPANY, Wyoming, PA | Pass | State |
| 2022-10-04 | INTL WAXES INC/FARMERS VALLEY | SMETHPORT, McKean, PA | Pass | State |
| 2022-10-04 | MTN GATHERING LLC/DRY RUN COMP STA | CHAPMAN, Clinton, PA | Pass | State |
| 2022-10-04 | COLUMBIA GAS TRANS CORP/CGT DELMONT COMP STA | DELMONT, Westmoreland, PA | Pass | State |
| 2022-10-04 | HOLY REDEEMER HOSP & MED CTR/ABINGTON | JENKINTOWN, Montgomery, PA | Pass | State |
| 2022-10-04 | BLUESTONE PIPELINE/CDP#1-A | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2022-10-03 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | WEST FINLEY, Greene, PA | Pass | State |
| 2022-10-03 | CONSOL PA COAL CO LLC/BAILEY PREP PLT — high-priority violation on file | WEST FINLEY, Greene, PA | Pass | State |
| 2022-10-03 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/GODWIN COMP STA | WASHINGTON, Washington, PA | Pass | State |
| 2022-10-03 | NATL FUEL SUPPLY CORP/BUFFALO COMP STA | WASHINGTON, Washington, PA | Pass | State |
| 2022-10-03 | WILLIAMS FIELD SVC CO LLC/CENTRAL COMP STA | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-10-01 | MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STA | CLAYSVILLE, Washington, PA | Pass | State |
| 2022-09-30 | JOHNSON MATTHEY INC/WEST WHITELAND | WEST CHESTER, Chester, PA | Pass | State |
| 2022-09-29 | KIMBERLY CLARK CORP/CHESTER OPR | CHESTER, Delaware, PA | Pass | State |
| 2022-09-29 | TENNESSEE GAS PIPELINE CO/319 WYALUSING | WYALUSING, Bradford, PA | Pass | State |
| 2022-09-29 | CAPITAL OIL & GAS INC/BEECH CREEK COMP STA | RENOVO, Clinton, PA | Pass | State |
| 2022-09-29 | CAPITAL OIL & GAS LLC/DEHAAS COMP STA | SNOW SHOE, Centre, PA | Pass | State |
| 2022-09-29 | RAD MFG LLC/NESCOPECK | NESCOPECK, Luzerne, PA | Fail | State |
| 2022-09-29 | APPALACHIA MIDSTREAM SVC LLC/STONEHOUSE COMP STA | RUSH, Susquehanna, PA | Pass | State |
| 2022-09-29 | APPALACHIA MIDSTREAM SVC LLC/CHERRY COMP STA | DUSHORE, Sullivan, PA | Pass | State |
| 2022-09-29 | MTN GATHERING LLC/JEFFERSON COMP STA | BUTLER, Butler, PA | Pass | State |
| 2022-09-28 | MT CARMEL COGEN/CULM FIRED COGEN PLT — high-priority violation on file | MARION HEIGHTS, Northumberland, PA | Pass | State |
| 2022-09-28 | BRASKEM AMER INC/MARCUS HOOK | MARCUS HOOK, Delaware, PA | Pass | State |
| 2022-09-28 | ENERGY DEVS HONEY BROOK LLC/CAERNARVON TWP | NARVON, Lancaster, PA | Pass | State |
| 2022-09-28 | WILLIAMS FIELD SVC CO LLC/LATHROP COMP STA | SPRINGVILLE, Susquehanna, PA | Pass | State |
| 2022-09-28 | WILLIAMS FIELD SVC CO LLC/SHASKAS COMP STA | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-09-28 | USS/CLAIRTON WORKS — high-priority violation on file | CLAIRTON, Allegheny, PA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.