EPA Air · stack tests by state, industry and year

Oil and gas extraction (NAICS 2111): stack tests in Pennsylvania, 2021

341Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2021 at a Pennsylvania source whose primary industry code is NAICS 2111. A facility filing more than one industry code is counted under the first one on its record.

Oil and gas extraction (NAICS 2111) in Pennsylvania, other years

Other industries in Pennsylvania, 2021

Air-emissions stack tests recorded in Pennsylvania, 2021

Date	Facility	Where	Kind	Agency
2021-12-29	ETC NORTHEAST PIPELINE LLC/BARTO COMP STA	HUGHESVILLE, Lycoming, PA	Pass	State
2021-12-23	LPR ENERGY LLC/HENRY CLAY MIDSTREAM FAC	MARKLEYSBURG, Fayette, PA	Pass	State
2021-12-22	SUSQUEHANNA GATHERING/NORTH RANGE CPF 1 COMP STA	SUSQUEHANNA, Susquehanna, PA	Pass	State
2021-12-20	MARKWEST LIBERTY MIDSTREAM/BAKER COMP STA	WASHINGTON, Washington, PA	Pass	State
2021-12-20	REGENCY MARCELLUS GAS GATHERING LLC/OGONTZ WEST COMP STA	CUMMINS TWP, Lycoming, PA	Pass	State
2021-12-16	EXPAND OPERATING LLC/FERRARO WELL PAD	NEW ALBANY, Bradford, PA	Pass	State
2021-12-15	EASTERN GAS TRANS & STORAGE/CHAMBERSBURG COMP STA	CHAMBERSBURG, Franklin, PA	Pass	State
2021-12-13	EXPAND OPERATING LLC/NOWICKI PAD NR25	SUSQUEHANNA, Susquehanna, PA	Pass	State
2021-12-08	BLUESTONE PIPELINE CO OF PA CDP#5/HARFORD TWP	NEW MILFORD, Susquehanna, PA	Pass	State
2021-12-07	EQUITRANS LP/JEFFERSON COMP STA	LIPPINCOTT, Greene, PA	Fail	State
2021-12-07	COTERRA ENERGY INC/ADAMS J PAD 1	KINGSLEY, Susquehanna, PA	Pass	State
2021-12-07	COTERRA ENERGY INC/HAYNES W PAD 1	NEW MILFORD, Susquehanna, PA	Pass	State
2021-12-07	COTERRA ENERGY INC/HAYNES W PAD 1	NEW MILFORD, Susquehanna, PA	Fail	State
2021-12-06	HILCORP ENERGY CO/PULASKI WHITING CTL FAC — high-priority violation on file	EDINBURG, Lawrence, PA	Pass	State
2021-12-06	UGI GIBRALTAR GATHERING LLC/GIBRALTAR COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2021-12-01	REGENCY MARCELLUS GAS GATHERING LLC/TAYLOR COMP STA	CANTON, Bradford, PA	Pass	State
2021-11-30	REGENCY MARCELLUS GAS GATHERING LLC/LONE WALNUT COMP STA	JERSEY SHORE, Lycoming, PA	Pass	State
2021-11-29	REGENCY MARCELLUS GAS GATHERING LLC/BOBST MOUNTAIN COMP STA	COGAN STA, Lycoming, PA	Pass	State
2021-11-29	UGI AUBURN GATHERING LLC/ MANNING COMPRESSOR LNG STA	MESHOPPEN, Wyoming, PA	Pass	State
2021-11-22	GREYLOCK MIDSTREAM LLC/KUHL-SKIB COMP STA	JEFFERSON, Greene, PA	Pass	State
2021-11-22	GREYLOCK MIDSTREAM LLC/KUHL-SKIB COMP STA	JEFFERSON, Greene, PA	Pass	State
2021-11-18	PA GEN ENERGY CO LLC/REED RUN STILL PAD A COMP STA — high-priority violation on file	SMETHPORT, McKean, PA	Pass	State
2021-11-17	APPALACHIA MIDSTREAM SVC LLC/WILMOT COMP STA	WYALUSING, Bradford, PA	Pass	State
2021-11-17	CABOT OIL & GAS CORP/KROPA, T. PAD 1	SPRINGVILLE, Susquehanna, PA	Pass	State
2021-11-17	CABOT OIL & GAS CORP/BISHOP, B PAD 1	SPRINGVILLE, Susquehanna, PA	Pass	State
2021-11-17	CABOT OIL & GAS CORP/MAKOSKY T PAD 1	KINGSLEY, Susquehanna, PA	Pass	State
2021-11-16	MAINESBURG GS LP/WELLS COMP STA	COVINGTON, Tioga, PA	Fail	State
2021-11-11	REGENCY MARCELLUS GATHERING LLC/BRADFORD WEST COMP STA	GRANVILLE SUMMIT, Bradford, PA	Pass	State
2021-11-10	SNYDER BROS INC/AMBROSE COMP STA	ADRIAN, Armstrong, PA	Pass	State
2021-11-09	REGENCY MARCELLUS GAS GATHERING/CANOE RUN COMP STA	SALLADASBURG, Lycoming, PA	Pass	State
2021-11-03	BLUESTONE PIPELINE CO OF PA/HARMONY COMP STA	SUSQUEHANNA, Susquehanna, PA	Fail	State
2021-11-03	EQM GATHERING OPCO LLC/MCINTOSH COMP STA	FINLEYVILLE, Washington, PA	Pass	State
2021-11-03	WILLIAMS FIELD SVC CO/POTTER COMP STA	KINGSLEY, Susquehanna, PA	Pass	State
2021-11-02	WILLIAMS FIELD SVC CO LLC/WILCOX COMP STA	TUNKHANNOCK, Wyoming, PA	Pass	State
2021-11-02	WILLIAMS FIELD SVC CO/MACNEW COMP STA	HOP BOTTOM, Susquehanna, PA	Pass	State
2021-11-01	WILLIAMS FIELD SVC CO LLC/JONES COMP STA	FRIENDSVILLE, Susquehanna, PA	Pass	State
2021-10-28	EQT ARO LLC/TRACT 285 COMP STA	NORTH BEND, Clinton, PA	Pass	State
2021-10-28	EQT ARO LLC/TRACT 289 COMP STA — high-priority violation on file	JERSEY SHORE, Lycoming, PA	Pass	State
2021-10-27	EQM GATHERING OPCO LLC/TWILIGHT COMP STA	DAISYTOWN, Washington, PA	Pass	State
2021-10-27	ONEIDA VALLEY MIDSTRAM LLC/CONSTELLATION COMP STA	WEST SUNBURY, Butler, PA	Pass	State
2021-10-26	ETC NORTHEAST FLD SVC LLC/PIKE COMP STA	ROCHESTER, Beaver, PA	Pass	State
2021-10-25	HILCORP ENERGY CO/NCD CENTRAL FAC	NEW CASTLE, Lawrence, PA	Pass	State
2021-10-22	REGENCY MARCELLUS GAS GATHERING LLC/MEHOOPANY STA	TUNKHANNOCK, Wyoming, PA	Pass	State
2021-10-21	MARKWEST LIBERTY MIDSTREAM & RESOURCES/JOHNSTON COMP STA	CANONSBURG, Washington, PA	Pass	State
2021-10-21	MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2021-10-20	MARKWEST LIBERTY MIDSTREAM RES/DOWN HOME COMPRESSOR STATION	ROBINSON TWP, Washington, PA	Pass	State
2021-10-20	PINE RUN MIDSTREAM LLC/BICKER COMP STA	CABOT, Butler, PA	Pass	State
2021-10-18	MARKWEST LIBERTY MIDSTREAM/SMITH COMP STA	BURGETTSTOWN, Washington, PA	Pass	State
2021-10-18	LOAN ASSET ISSUER LLC/WEST FINLEY 10 WELL PAD	WEST FINLEY, Washington, PA	Pass	State
2021-10-14	EQM GATHERING OPCO LLC/TERRA COMP STA	PLUM CREEK, Armstrong, PA	Pass	State
2021-10-14	PA GEN ENERGY CO LLC/COP TRACT 293 COMP STA	WATERVILLE, Lycoming, PA	Pass	State
2021-10-13	MTN GATHERING LLC/DRY RUN COMP STA	CHAPMAN, Clinton, PA	Pass	State
2021-10-13	COTERRA ENERGY INC/LAMBERT R PAD 1	KINGSLEY, Susquehanna, PA	Pass	State
2021-10-12	EXCO APPLACHIA MIDSTREAM LLC/CONFER COMP STA	BURNSIDE TWP, Centre, PA	Pass	State
2021-10-12	WILLIAMS FIELD SVC CO LLC/LATHROP COMP STA	SPRINGVILLE, Susquehanna, PA	Pass	State
2021-10-12	BLUESTONE PIPELINE CO/COMFORT LAKE COMP STA	HARMONY TWP, Susquehanna, PA	Pass	State
2021-10-12	CNX MIDSTREAM OPR CO LLC/RHL 22 DEHYDRATION STA	WIND RIDGE, Greene, PA	Pass	State
2021-10-08	COLUMBIA GAS TRANS CORP/CGT DELMONT COMP STA	DELMONT, Westmoreland, PA	Pass	State
2021-10-08	MARKWEST LIBERTY BLUESTONE LLC/SARSEN GAS PROC PLT	EVANS CITY, Butler, PA	Pass	State
2021-10-08	MARKWEST LIBERTY BLUESTONE LLC/SARSEN GAS PROC PLT	EVANS CITY, Butler, PA	Pass	State
2021-10-08	XTO ENERGY HOMER CITY PP COMP STA/INDIANA — high-priority violation on file	HOMER CITY, Indiana, PA	Pass	State
2021-10-08	APPALACHIA MIDSTREAM SVC LLC/CHERRY COMP STA	DUSHORE, Sullivan, PA	Pass	State
2021-10-08	MTN GATHERING LLC/JEFFERSON COMP STA	BUTLER, Butler, PA	Pass	State
2021-10-07	WILLIAMS FIELD SVC CO LLC/ZICK COMP STA	KINGSLEY, Susquehanna, PA	Pass	State
2021-10-07	CNX GAS CO LLC/NV-62 WELLPAD	CLAYSVILLE, Washington, PA	Pass	State
2021-10-06	CNX MIDSTREAM OPR CO LLC/NV-57 COMP STA	PROSPERITY, Washington, PA	Pass	State
2021-10-05	COLUMBIA GAS TRANS CORP/ELLWOOD CITY STA	ELLWOOD CITY, Beaver, PA	Pass	State
2021-10-05	WILLIAMS FIELD SVC CO LLC/CENTRAL COMP STA	MONTROSE, Susquehanna, PA	Pass	State
2021-10-05	MTN GATHERING LLC/FORWARD COMP STA	RENFREW, Butler, PA	Pass	State
2021-10-05	JKLM ENERGY LLC/REESE HOLLOW 117 WELL PAD	COUDERSPORT, Potter, PA	Pass	State
2021-10-05	JKLM ENERGY/SWEDEN VALLEY 105 WELL PAD	COUDERSPORT, Potter, PA	Pass	State
2021-10-04	MARKWEST LIBERTY MIDSTREAM & RESOURCES/GODWIN COMP STA	WASHINGTON, Washington, PA	Pass	State
2021-10-04	LOAN ASSET ISSUER LLC/WEST FINLEY 1 WELL PAD	WEST FINLEY, Washington, PA	Pass	State
2021-10-01	LAUREL MTN MIDSTREAM OPR LLC/SPRINGHILL COMP STA	LAKE LYNN, Fayette, PA	Pass	State
2021-09-30	APPALACHIA MIDSTREAM SVC LLC/GRANVILLE STA 2	GRANVILLE SUMMIT, Bradford, PA	Pass	State
2021-09-28	MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2021-09-28	REGENCY MARCELLUS GAS GATHERING LLC/OGONTZ WEST COMP STA	CUMMINS TWP, Lycoming, PA	Pass	State
2021-09-27	WILLIAMS FIELD SVC CO LLC/SHASKAS COMP STA	MONTROSE, Susquehanna, PA	Pass	State
2021-09-27	EXPAND OPERATING LLC/ALEXANDER BRA PAD	NEW ALBANY, Bradford, PA	Pass	State
2021-09-21	EXPAND OPERATING LLC/INNES PAD	NEW MILFORD, Susquehanna, PA	Pass	State
2021-09-20	EXPAND OPERATING LLC/RU-06 FLOHS PAD	NEW MILFORD, Susquehanna, PA	Pass	State
2021-09-16	ETC NORTHEAST PIPELINE LLC/BARTO COMP STA	HUGHESVILLE, Lycoming, PA	Pass	State
2021-09-16	REGENCY MARCELLUS GAS GATHERING LLC/SEVERCOOL STA	FORKSTON, Wyoming, PA	Pass	State
2021-09-16	CHESAPEAKE APPALACHIA LLC/GREGERSON SUS PAD	LACEYVILLE, Susquehanna, PA	Pass	State
2021-09-14	EQM GATHERING OPCO LLC/PISCES COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2021-09-14	EXPAND OPERATING LLC/SCOTT WELLPAD	NEW MILFORD, Susquehanna, PA	Pass	State
2021-09-13	REGENCY MARCELLUS GAS GATHERING LLC/LONE WALNUT COMP STA	JERSEY SHORE, Lycoming, PA	Pass	State
2021-09-13	HILCORP ENERGY CO/JEFFERSON MONTGOMERY STA	JEFFERSON TOWNSHIP, Mercer, PA	Pass	State
2021-09-10	PA GEN ENERGY CO LLC/HORTON RUN RD COMP STA	CONRAD, Potter, PA	Pass	State
2021-09-10	HILCORP ENERGY CO/MAHONING BUCKER PROD FAC — high-priority violation on file	EDINBURG, Lawrence, PA	Pass	State
2021-09-10	EXPAND OPERATING LLC/HOOKER SUS PAD	MESHOPPEN, Susquehanna, PA	Pass	State
2021-09-09	NFG MIDSTREAM COVINGTON LLC/DCNR TRACT 595	ARNOT, Tioga, PA	Pass	State
2021-09-08	NFG MIDSTREAM COVINGTON LLC/WELLSBORO COMP STA 1	MANSFIELD, Tioga, PA	Pass	State
2021-09-08	NFG MIDSTREAM COVINGTON LLC/COVINGTON COMP STA	COVINGTON, Tioga, PA	Pass	State
2021-09-08	UGI TEXAS CREEK LLC/CLEGG COMP STA	TROUT RUN, Lycoming, PA	Pass	State
2021-09-08	UGI TEXAS CREEK LLC/JACKSON COMP STA	ROARING BRANCH, Tioga, PA	Pass	State
2021-09-07	NATL FUEL SUPPLY CORP/BUFFALO COMP STA	WASHINGTON, Washington, PA	Pass	State
2021-09-07	UGI TEXAS CREEK LLC/LOVELL COMP STA	ROARING BRANCH, Tioga, PA	Pass	State
2021-09-03	MARKWEST LIBERTY MIDSTREAM/ CARPENTER COMP STA	WEST ALEXANDRIA, Washington, PA	Pass	State
2021-09-03	EXPAND OPERATING LLC/JOEGUSWA WELL PAD	DUSHORE, Sullivan, PA	Pass	State

Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.