EPA Air · stack tests by state and year

Air-emissions stack tests in Pennsylvania, 2020

725Stack 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 2020; one facility can appear more than once, because this is a record of what happened rather than a list of places.

Counties in Pennsylvania, 2020

Pennsylvania, other years

Air-emissions stack tests recorded in Pennsylvania, 2020

Date	Facility	Where	Kind	Agency
2020-10-22	PINE RUN MIDSTREAM LLC/BICKER COMP STA	CABOT, Butler, PA	Pass	State
2020-10-21	ERIE SEWER AUTHORITY/ERIE WWTP — high-priority violation on file	ERIE, Erie, PA	Fail	State
2020-10-21	FRY COMMUNICATIONS INC/BLDG 1 & 2	MECHANICSBURG, Cumberland, PA	Pass	State
2020-10-21	YUASA BATTERY INC/LAURELDALE	LAURELDALE, Berks, PA	Fail	State
2020-10-21	ENERGY DEVS MORGANTOWN LLC/CAERNARVON TWP	MORGANTOWN, Berks, PA	Pass	State
2020-10-21	NEXTERA RENEWABLE FUELS LLC/FREY FARM CRESWELL LDFL	CONESTOGA, Lancaster, PA	Pass	State
2020-10-21	MAINESBURG GS LP/MAINESBURG GATHERING STA	MANSFIELD, Tioga, PA	Pass	State
2020-10-20	EQM GATHERING OPCO LLC/TERRA COMP STA	PLUM CREEK, Armstrong, PA	Pass	State
2020-10-20	MAINESBURG GS LP/WELLS COMP STA	COVINGTON, Tioga, PA	Pass	State
2020-10-15	US DEPT OF DEFENSE/LETTERKENNY ARMY DEPOT	CHAMBERSBURG, Franklin, PA	Pass	State
2020-10-15	ERIE SEWER AUTHORITY/ERIE WWTP — high-priority violation on file	ERIE, Erie, PA	Fail	State
2020-10-15	YORK CNTY SOLID WASTE/YORK CNTY RESOURCE RECOVERY — high-priority violation on file	YORK, York, PA	Pass	State
2020-10-15	MARKWEST LIBERTY BLUESTONE LLC/SARSEN GAS PROC PLT	EVANS CITY, Butler, PA	Pass	State
2020-10-15	ALLAN MYERS LP DBA ALLAN MYERS MATERIALS/READING ASPH PLT	READING, Berks, PA	Pass	State
2020-10-15	USS/CLAIRTON WORKS — high-priority violation on file	CLAIRTON, Allegheny, PA	Pass	Local
2020-10-14	NFG MIDSTREAM COVINGTON LLC/DCNR TRACT 595	ARNOT, Tioga, PA	Pass	State
2020-10-14	US MINT/PHILA	PHILADELPHIA, Philadelphia, PA	Pass	Local
2020-10-14	US MINT/PHILA	PHILADELPHIA, Philadelphia, PA	Pass	Local
2020-10-13	COLUMBIA GAS TRANS CORP/ELLWOOD CITY STA	ELLWOOD CITY, Beaver, PA	Pass	State
2020-10-13	DUNMORE INTERNATIONAL CORP/BRISTOL	BRISTOL, Bucks, PA	Pass	State
2020-10-13	EQUITRANS LP/REDHOOK COMPRESSOR STATION	WAYNESBURG, Greene, PA	Pass	State
2020-10-12	MTN GATHERING/ADAMS COMP STA	VANDERBILT, Fayette, PA	Pass	State
2020-10-09	MARKWEST LIBERTY MIDSTREAM/SMITH COMP STA	BURGETTSTOWN, Washington, PA	Pass	State
2020-10-09	MTN GATHERING LLC/FORWARD COMP STA	RENFREW, Butler, PA	Pass	State
2020-10-09	CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATION	GRAYSVILLE, Greene, PA	Pass	State
2020-10-08	ENERGY TRANSFER MKT & TERM LP/NORTHUMBERLAND TERM	NORTHUMBERLAND, Northumberland, PA	Pass	State
2020-10-08	DESOTEC US LLC/DARLINGTON	DARLINGTON, Beaver, PA	Pass	State
2020-10-08	EQUITRANS LP/JEFFERSON COMP STA	LIPPINCOTT, Greene, PA	Pass	State
2020-10-07	EASTERN GAS TRANS & STORAGE INC/FINNEFROCK STA	RENOVO, Clinton, PA	Pass	State
2020-10-07	ENERGY TRANSFER MKT & TERM LP/NORTHUMBERLAND TERM	NORTHUMBERLAND, Northumberland, PA	Pass	State
2020-10-07	MERCK SHARP & DOHME LLC/WEST PT	WEST POINT, Montgomery, PA	Pass	State
2020-10-07	XTO ENERGY HOMER CITY PP COMP STA/INDIANA — high-priority violation on file	HOMER CITY, Indiana, PA	Pass	State
2020-10-07	WILLIAMS FIELD SVC CO LLC/ZICK COMP STA	KINGSLEY, Susquehanna, PA	Pass	State
2020-10-07	NATL FUEL GAS SUPPLY CORP/MERCER COMP STA	MERCER, Mercer, PA	Pass	State
2020-10-07	USS/CLAIRTON WORKS — high-priority violation on file	CLAIRTON, Allegheny, PA	Pass	Local
2020-10-06	MCC MFG INC/LAFAYETTE HILL — high-priority violation on file	LAFAYETTE HILL, Montgomery, PA	Pass	State
2020-10-06	DOMTAR PAPER CO/JOHNSONBURG MILL — high-priority violation on file	JOHNSONBURG, Elk, PA	Fail	State
2020-10-06	MONROE ENERGY LLC/TRAINER — high-priority violation on file	TRAINER, Delaware, PA	Pass	State
2020-10-06	MTN GATHERING LLC/JEFFERSON COMP STA	BUTLER, Butler, PA	Pass	State
2020-10-05	MARKWEST LIBERTY MIDSTREAM & RESOURCES/GODWIN COMP STA	WASHINGTON, Washington, PA	Pass	State
2020-10-05	LAUREL MTN MIDSTREAM OPR LLC/SPRINGHILL COMP STA	LAKE LYNN, Fayette, PA	Pass	State
2020-10-05	NATL FUEL SUPPLY CORP/BUFFALO COMP STA	WASHINGTON, Washington, PA	Pass	State
2020-10-05	UGI TEXAS CREEK LLC/THOMAS 808 FAC	ELK TOWNSHIP, Tioga, PA	Pass	State
2020-10-02	HEIDELBERG MTLS NORTHEAST PA/PENNS PARK PLT — high-priority violation on file	PENNS PARK, Bucks, PA	Pass	State
2020-10-02	DART CONTAINER CORP/E LAMPETER WHSE	LANCASTER, Lancaster, PA	Pass	State
2020-10-02	USS/CLAIRTON WORKS — high-priority violation on file	CLAIRTON, Allegheny, PA	Pass	Local
2020-10-02	CONSTELLATION GENERATION CO/SCHUYLKILL STA	PHILADELPHIA, Philadelphia, PA	Pass	Local
2020-10-01	SCHUYLKILL ENERGY RES/ST NICHOLAS COGEN — high-priority violation on file	SHENANDOAH, Schuylkill, PA	Pass	State
2020-10-01	EAST PENN MFG CO INC/SMELTER PLT	LYONS, Berks, PA	Pass	State
2020-10-01	METALLURGICAL PROD /WEST CHESTER	WEST CHESTER, Chester, PA	Pass	State
2020-10-01	MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2020-10-01	ADVANCED PELLET TECH LLC/WAYNESBORO	WAYNESBORO, Franklin, PA	Pass	State
2020-10-01	CONSTELLATION GENERATION CO/SCHUYLKILL STA	PHILADELPHIA, Philadelphia, PA	Pass	Local
2020-09-30	DYNAMET INC/ARDEN FAC	WASHINGTON, Washington, PA	Fail	State
2020-09-30	WILLIAMS FIELD SVC CO LLC/LATHROP COMP STA	SPRINGVILLE, Susquehanna, PA	Pass	State
2020-09-29	ELLWOOD QUALITY STEELS CO/NEW CASTLE PLT	NEW CASTLE, Lawrence, PA	Pass	State
2020-09-29	MTN GATHERING LLC/DRY RUN COMP STA	CHAPMAN, Clinton, PA	Pass	State
2020-09-29	LIGNETICS OF NEW ENGLAND/YOUNGSVILLE	YOUNGSVILLE, Warren, PA	Fail	State
2020-09-29	MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2020-09-29	WILLIAMS FIELD SVC CO LLC/CENTRAL COMP STA	MONTROSE, Susquehanna, PA	Pass	State
2020-09-29	HAZLETON HILLER LLC/STOCKTON MOUNTAIN ROAD SITE — high-priority violation on file	HAZLETON, Luzerne, PA	Fail	State
2020-09-28	NATL FUEL GAS SUPPLY/ELLISBURG STA	ELLISBURG, Potter, PA	Pass	State
2020-09-28	NEW ENTERPRISE STONE & LIME CO INC/EVANSVILLE QUARRY	FLEETWOOD, Berks, PA	Pass	State
2020-09-28	CLEVELAND CLIFFS STEEL CORP/ BUTLER WORKS	BUTLER, Butler, PA	Pass	State
2020-09-28	MARKWEST LIBERTY MIDSTREAM/DRYER BOOSTER COMP STA	AVELLA, Washington, PA	Pass	State
2020-09-28	WILLIAMS FIELD SVC CO LLC/SHASKAS COMP STA	MONTROSE, Susquehanna, PA	Pass	State
2020-09-24	EASTERN GAS TRANS & STORAGE/RURAL VLY COMP STA	KITTANNING, Armstrong, PA	Pass	State
2020-09-24	APPALACHIA MIDSTREAM SVC LLC/CHERRY COMP STA	DUSHORE, Sullivan, PA	Pass	State
2020-09-24	ALLEGHENY CNTY SANI AUTH/ALLEGHENY CNTY	PITTSBURGH, Allegheny, PA	Pass	Local
2020-09-23	TENNESSEE GAS PIPELINE CO/319 WYALUSING	WYALUSING, Bradford, PA	Pass	State
2020-09-23	APPALACHIA MIDSTREAM SVC LLC/GRANVILLE STA 2	GRANVILLE SUMMIT, Bradford, PA	Pass	State
2020-09-23	SOUTHWESTERN ENERGY CO/KOZIOL 5H-6H	NEW MILFORD, Susquehanna, PA	Pass	State
2020-09-23	USS/CLAIRTON WORKS — high-priority violation on file	CLAIRTON, Allegheny, PA	Pass	Local
2020-09-22	TENNESSEE GAS PIPELINE CO/317 TROY STA	TROY, Bradford, PA	Pass	State
2020-09-22	EASTERN GAS TRANS & STORAGE/PUNXSUTAWNEY	PUNXSUTAWNEY, Jefferson, PA	Pass	State
2020-09-22	EQM GATHERING OPCO LLC/PETTIT COMP STA	HOLBROOK, Greene, PA	Pass	State
2020-09-22	GELEST/FALLS	MORRISVILLE, Bucks, PA	Pass	State
2020-09-22	CHESAPEAKE APPALACHIA LLC/MAGGIE BRA WELL PAD	WYALUSING, Bradford, PA	Pass	State
2020-09-22	EXPAND OPERATING LLC/INNES PAD	NEW MILFORD, Susquehanna, PA	Pass	State
2020-09-21	COTERRA ENERGY INC/ANDERSON R PAD 1 — high-priority violation on file	MESHOPPEN, Susquehanna, PA	Pass	State
2020-09-18	READING TERM DE LLC/SINKING SPRING E & W TERM	SINKING SPRING, Berks, PA	Pass	State
2020-09-17	PA STATE SYS OF HIGHER ED/INDIANA UNIV	INDIANA, Indiana, PA	Pass	State
2020-09-17	COHERENT CORP SAXONBURG PLT	SAXONBURG, Butler, PA	Pass	State
2020-09-17	WESTMORELAND SANITARY LDFL LLC/BELLE VERNON — high-priority violation on file	BELLE VERNON, Westmoreland, PA	Fail	State
2020-09-17	USS/CLAIRTON WORKS — high-priority violation on file	CLAIRTON, Allegheny, PA	Pass	Local
2020-09-16	VITRO MEADVILLE FLAT GLASS MEADVILLE PLT/CRAWFORD	COCHRANTON, Crawford, PA	Pass	State
2020-09-16	TENNESSEE GAS PIPELINE CO/315 WELLSBORO	WELLSBORO, Tioga, PA	Pass	State
2020-09-16	NATL FUEL GAS SUPPLY/BOWEN COMP STA	KANE, Elk, PA	Pass	State
2020-09-16	MCCONWAY & TORLEY LLC/STEEL CASTINGS MFG	PITTSBURGH, Allegheny, PA	Pass	Local
2020-09-15	BUCK CO LLC/QUARRYVILLE — high-priority violation on file	QUARRYVILLE, Lancaster, PA	Pass	State
2020-09-15	DERRY CONST CO INC/TORRANCE PLT	TORRANCE, Westmoreland, PA	Pass	State
2020-09-15	SENECA RESOURCES CORP/PHC COMP STA	CLEARFIELD, Clearfield, PA	Pass	State
2020-09-15	TENNESSEE GAS PIPELINE/COMP STA 303	JAMESTOWN, Venango, PA	Pass	State
2020-09-11	COLUMBIA GAS TRANS LLC/EAGLE	CHESTER SPRINGS, Chester, PA	Pass	State
2020-09-10	COLUMBIA GAS TRANS CORP/FORKS TWP FAC EASTON CTA	EASTON, Northampton, PA	Pass	State
2020-09-10	ENERGY TRANSFER MKT & TERM LP/TWIN OAKS TERM	ASTON, Delaware, PA	Pass	State
2020-09-10	COLUMBIA GAS TRANS CORP/WAYNESBURG COMP STA	WAYNESBURG, Greene, PA	Pass	State
2020-09-10	LAUREL MTN MIDSTREAM OPR LLC/DUNBAR COMP STA	DUNBAR, Fayette, PA	Pass	State
2020-09-10	UGI TEXAS CREEK LLC/LOVELL COMP STA	ROARING BRANCH, Tioga, PA	Pass	State
2020-09-10	SUPERIOR APPALACHIAN PIPELINE/FRAZER	PENNSYLVANIA, Undetermined, PA	Pass	Local

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.