EPA Air · stack tests by state and year

Air-emissions stack tests in Pennsylvania, 2018

813Stack 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 2018; one facility can appear more than once, because this is a record of what happened rather than a list of places.

Counties in Pennsylvania, 2018

Pennsylvania, other years

Air-emissions stack tests recorded in Pennsylvania, 2018

Date	Facility	Where	Kind	Agency
2018-10-02	MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2018-10-02	HAZLETON HILLER LLC/STOCKTON MOUNTAIN ROAD SITE — high-priority violation on file	HAZLETON, Luzerne, PA	Pass	State
2018-10-01	MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on file	HICKORY, Washington, PA	Pass	State
2018-09-28	SWARTHMORE COLLEGE/SWARTHMORE	SWARTHMORE, Delaware, PA	Pass	State
2018-09-26	SUSQUEHANNA GATHERING CO 1 LLC/CDP 3	NEW MILFORD, Susquehanna, PA	Pass	State
2018-09-26	BLUESTONE PIPELINE CO/COMFORT LAKE COMP STA	HARMONY TWP, Susquehanna, PA	Pass	State
2018-09-25	NATL FUEL GAS SUPPLY/KAYLOR STA	EAST BRADY, Armstrong, PA	Pass	State
2018-09-25	INTER POWER AHLCON LP/COLVER POWER PROJ — high-priority violation on file	COLVER, Cambria, PA	Pass	State
2018-09-25	UGI TEXAS CREEK LLC/CLEGG COMP STA	TROUT RUN, Lycoming, PA	Pass	State
2018-09-25	BLUESTONE PIPELINE CO OF PA/HARMONY COMP STA	SUSQUEHANNA, Susquehanna, PA	Pass	State
2018-09-24	UGI TEXAS CREEK LLC/JACKSON COMP STA	ROARING BRANCH, Tioga, PA	Pass	State
2018-09-24	UGI TEXAS CREEK LLC/LOVELL COMP STA	ROARING BRANCH, Tioga, PA	Pass	State
2018-09-21	LORD CORP/SAEGERTOWN	SAEGERTOWN, Crawford, PA	Fail	State
2018-09-21	WB COMM LDFL & RCYL CTR/WESTERN BERKS LDFL	BIRDSBORO, Berks, PA	Pass	State
2018-09-21	KLINES SVC LLC/SALUNGA	SALUNGA, Lancaster, PA	Pass	State
2018-09-21	REGENCY MARCELLUS GAS GATHERING LLC/SEVERCOOL STA	FORKSTON, Wyoming, PA	Pass	State
2018-09-21	WILLIAMS FIELD SVC CO LLC/MILLER COMP STA	NEW MILFORD, Susquehanna, PA	Pass	State
2018-09-21	NEVILLE CHEM CO/PGH	PITTSBURGH, Allegheny, PA	Pass	Local
2018-09-20	VITRO MEADVILLE FLAT GLASS MEADVILLE PLT/CRAWFORD	COCHRANTON, Crawford, PA	Pass	State
2018-09-20	SCHUYLKILL ENERGY RES/ST NICHOLAS COGEN — high-priority violation on file	SHENANDOAH, Schuylkill, PA	Pass	State
2018-09-19	EASTERN GAS TRANS & STORAGE INC/FINNEFROCK STA	RENOVO, Clinton, PA	Pass	State
2018-09-19	CLEVELAND CLIFFS STEELTON LLC/STEELTON	STEELTON, Dauphin, PA	Pass	State
2018-09-19	US GYPSUM CO/WASHINGTONVILLE PLT — high-priority violation on file	DANVILLE, Montour, PA	Fail	State
2018-09-19	EQM GATHERING OPCO LLC/CALLISTO COMP STA	SYCAMORE, Greene, PA	Pass	State
2018-09-19	LACKAWANNA ENERGY CTR LLC/JESSUP — high-priority violation on file	JESSUP, Lackawanna, PA	Pass	State
2018-09-18	ELLWOOD QUALITY STEELS CO/NEW CASTLE PLT	NEW CASTLE, Lawrence, PA	Fail	State
2018-09-14	EBENSBURG POWER CO/EBENSBURG COGENERATION PLT	EBENSBURG, Cambria, PA	Pass	State
2018-09-14	GIORGIO FOODS INC/MAIDENCREEK	TEMPLE, Berks, PA	Pass	State
2018-09-14	FRANKLIN & MARSHALL COLL/LANCASTER	LANCASTER, Lancaster, PA	Fail	State
2018-09-12	NORTHUMBERLAND TERM DE LLC/NORTHUMBERLAND TERM	NORTHUMBERLAND, Northumberland, PA	Pass	State
2018-09-12	NORTHUMBERLAND TERM DE LLC/NORTHUMBERLAND TERM	NORTHUMBERLAND, Northumberland, PA	Pass	State
2018-09-12	MONROE ENERGY LLC/TRAINER — high-priority violation on file	TRAINER, Delaware, PA	Fail	State
2018-09-12	SUPERIOR APPALACHIAN PIPELINE/FRAZER	PENNSYLVANIA, Undetermined, PA	Pass	Local
2018-09-12	SUPERIOR APPALACHIAN PIPELINE/FRAZER	PENNSYLVANIA, Undetermined, PA	Pass	Local
2018-09-12	SUPERIOR APPALACHIAN PIPELINE/FRAZER	PENNSYLVANIA, Undetermined, PA	Pass	Local
2018-09-11	LAUREL MTN MIDSTREAM OPR LLC/HERMINIE COMP STA	WEST NEWTON, Westmoreland, PA	Pass	State
2018-09-11	NFG MIDSTREAM COVINGTON LLC/WELLSBORO COMP STA 1	MANSFIELD, Tioga, PA	Pass	State
2018-09-11	WILLIAMS FIELD SVC CO LLC/WILCOX COMP STA	TUNKHANNOCK, Wyoming, PA	Pass	State
2018-09-10	SCHUYLKILL ENERGY RES/ST NICHOLAS COGEN — high-priority violation on file	SHENANDOAH, Schuylkill, PA	Pass	State
2018-09-10	REGENCY MARCELLUS GAS GATHERING LLC/POORMAN COMP STA	LOCK HAVEN, Clinton, PA	Pass	State
2018-09-07	NFG MIDSTREAM COVINGTON LLC/DCNR TRACT 595	ARNOT, Tioga, PA	Pass	State
2018-09-07	WILLIAMS FIELD SVC CO/MACNEW COMP STA	HOP BOTTOM, Susquehanna, PA	Pass	State
2018-09-06	SCRUBGRASS GENERATING PLT/VENANGO — high-priority violation on file	KENNERDELL, Venango, PA	Pass	State
2018-09-06	CLEVELAND CLIFFS MONESSEN COKE LLC/MONESSEN COKE PLT — high-priority violation on file	MONESSEN, Westmoreland, PA	Pass	State
2018-09-06	PEI POWER CORP/ARCHBALD	ARCHBALD, Lackawanna, PA	Pass	State
2018-09-06	LAUREL MTN MIDSTREAM OPR LLC/DUNBAR COMP STA	DUNBAR, Fayette, PA	Pass	State
2018-09-05	COLUMBIA GAS TRANS CORP/FORKS TWP FAC EASTON CTA	EASTON, Northampton, PA	Pass	State
2018-09-05	EQUITRANS LP/RAGER MTN LAUREL RIDGE STA — high-priority violation on file	JOHNSTOWN, Cambria, PA	Pass	State
2018-09-05	TENARIS/AMBRIDGE	AMBRIDGE, Beaver, PA	Pass	State
2018-09-05	RAUSCH CREEK GENERATION LLC/FRAILEY TWP — high-priority violation on file	TREMONT, Schuylkill, PA	Pass	State
2018-09-05	US DOD/RAVEN ROCK MTN COMPLEX	BLUE RIDGE SUMMIT, Adams, PA	Pass	State
2018-09-05	NFG MIDSTREAM COVINGTON LLC/COVINGTON COMP STA	COVINGTON, Tioga, PA	Pass	State
2018-09-05	LAUREL MTN MIDSTREAM OPR LLC/SHAMROCK COMP STA — high-priority violation on file	SALEM, Fayette, PA	Pass	State
2018-09-05	LAUREL MTN MIDSTREAM OPR LLC/SHAMROCK COMP STA — high-priority violation on file	SALEM, Fayette, PA	Pass	State
2018-09-04	RAUSCH CREEK GENERATION LLC/FRAILEY TWP — high-priority violation on file	TREMONT, Schuylkill, PA	Pass	State
2018-09-04	LAUREL MTN MIDSTREAM OPR LLC/PRAH COMP STA	MCCLELLANDTOWN, Fayette, PA	Pass	State
2018-09-02	LACKAWANNA ENERGY CTR LLC/JESSUP — high-priority violation on file	JESSUP, Lackawanna, PA	Pass	State
2018-09-02	NRG POWER MIDWEST L.P../BRUNOT ISLE POWE	PITTSBURGH, Allegheny, PA	Pass	Local
2018-09-02	NRG POWER MIDWEST L.P../BRUNOT ISLE POWE	PITTSBURGH, Allegheny, PA	Pending	Local
2018-09-02	NRG POWER MIDWEST L.P../BRUNOT ISLE POWE	PITTSBURGH, Allegheny, PA	Pending	Local
2018-08-31	MARKWEST LIBERTY BLUESTONE LLC/TRILLITH COMP STA	HARMONY, Butler, PA	Pass	State
2018-08-31	HAMILTON LIBERTY LLC/HAMILTON LIBERTY LLC — high-priority violation on file	WYSOX, Bradford, PA	Pass	State
2018-08-30	WILLIAMS FIELD SVC CO LLC/ZICK COMP STA	KINGSLEY, Susquehanna, PA	Pass	State
2018-08-29	CHIEF GATHERING LLC/PMG ANNIE WELLPAD	NICHOLSON, Susquehanna, PA	Pass	State
2018-08-29	CHIEF OIL & GAS TAGUE WEST COMPRESSOR	TUNKHANNOCK, Wyoming, PA	Pass	State
2018-08-29	EXPAND T BROWN WELL COMPRESSOR	TUNKHANNOCK, Wyoming, PA	Pass	State
2018-08-28	REILLY FINISHING TECH/NANTICOKE	NANTICOKE, Luzerne, PA	Fail	State
2018-08-28	MARKWEST LIBERTY MIDSTREAM/ CARPENTER COMP STA	WEST ALEXANDRIA, Washington, PA	Pass	State
2018-08-28	LINDY PAVING INC/NEVILLE ISLAND	PITTSBURGH, Allegheny, PA	Pass	Local
2018-08-27	NFG MIDSTREAM COVINGTON LLC/SHAW COMP STA	MAINESBURG, Tioga, PA	Pass	State
2018-08-23	PEPPERIDGE FARM INC/EAST COCALICO TWP PLT	DENVER, Lancaster, PA	Pass	State
2018-08-23	STECKMAN RIDGE LP/CLEARVILLE	CLEARVILLE, Bedford, PA	Pass	State
2018-08-23	MARKWEST LIBERTY MIDSTREAM & RESOURCES/JOHNSTON COMP STA	CANONSBURG, Washington, PA	Pass	State
2018-08-23	REGENCY MARCELLUS GAS GATHERING LLC/ KORBAN COMP STA	HOP BOTTOM, Susquehanna, PA	Pass	State
2018-08-23	EXPAND OPERATING LLC/KATIE COMPRESSOR STATION	LACEYVILLE, Susquehanna, PA	Pass	State
2018-08-23	NEVILLE CHEM CO/PGH	PITTSBURGH, Allegheny, PA	Pass	Local
2018-08-22	TENASKA PA PARTNERS/WESTMORELAND GEN FAC — high-priority violation on file	SMITHTON, Westmoreland, PA	Pass	State
2018-08-22	REGENCY MARCELLUS GAS GATHERING LLC/BOBST MOUNTAIN COMP STA	COGAN STA, Lycoming, PA	Pass	State
2018-08-21	INTL WAXES INC/FARMERS VALLEY	SMETHPORT, McKean, PA	Pass	State
2018-08-21	ETC NORTHEAST PIPELINE LLC/BARTO COMP STA	HUGHESVILLE, Lycoming, PA	Pass	State
2018-08-21	MARKWEST LIBERTY M&R/TUPTA DAY COMP STA	WASHINGTON, Washington, PA	Pass	State
2018-08-18	MARKWEST LIBERTY MIDSTREAM & RESOURCES/LOWRY COMP STA	AVELLA, Washington, PA	Pass	State
2018-08-17	MARKWEST LIBERTY MIDSTREAM/BRIGICH COMP STA	CANONSBURG, Washington, PA	Pass	State
2018-08-16	WASTE MGMT OF FAIRLESS/FAIRLESS LDFL — high-priority violation on file	MORRISVILLE, Bucks, PA	Pass	State
2018-08-16	MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2018-08-16	USS/CLAIRTON WORKS — high-priority violation on file	CLAIRTON, Allegheny, PA	Pass	Local
2018-08-15	EBENSBURG POWER CO/EBENSBURG COGENERATION PLT	EBENSBURG, Cambria, PA	Pass	State
2018-08-15	WHEELABRATOR FALLS INC/FALLS TWP — high-priority violation on file	MORRISVILLE, Bucks, PA	Pass	State
2018-08-15	WHEELABRATOR FALLS INC/FALLS TWP — high-priority violation on file	MORRISVILLE, Bucks, PA	Pass	State
2018-08-15	TENNESSEE GAS PIPELINE/COMP STA 303	JAMESTOWN, Venango, PA	Pass	State
2018-08-15	MARKWEST LIBERTY MIDSTREAM/BAKER COMP STA	WASHINGTON, Washington, PA	Pass	State
2018-08-15	HAMILTON PATRIOT LLC/HAMILTON PATRIOT GENERATION PLANT — high-priority violation on file	MONTGOMERY, Lycoming, PA	Pass	State
2018-08-14	TENNESSEE GAS PIPELINE CO/317 TROY STA	TROY, Bradford, PA	Pass	State
2018-08-14	INTER POWER AHLCON LP/COLVER POWER PROJ — high-priority violation on file	COLVER, Cambria, PA	Pass	State
2018-08-14	EASTERN GAS TRANS & STORAGE/RURAL VLY COMP STA	KITTANNING, Armstrong, PA	Pass	State
2018-08-13	EQM GATHERING OPCO LLC/BLUE MOON COMP STA	DAISYTOWN, Washington, PA	Pass	State
2018-08-13	GOTTLIEB INC/NEVILLE ISLAND	NEVILLE ISLAND, Allegheny, PA	Fail	Local
2018-08-12	SCRUBGRASS GENERATING PLT/VENANGO — high-priority violation on file	KENNERDELL, Venango, PA	Pass	State
2018-08-12	AMRIZE CEMENT INC/WHITEHALL PLT — high-priority violation on file	WHITEHALL, Lehigh, PA	Pass	State
2018-08-10	HOMER CITY GEN LP/CENTER TWP	HOMER CITY, Indiana, PA	Pass	State

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