EPA Air · stack tests by state, industry and year

Oil and gas extraction (NAICS 2111): stack tests in Pennsylvania, 2020

300Stack 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 2020 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, 2020

Air-emissions stack tests recorded in Pennsylvania, 2020

Date	Facility	Where	Kind	Agency
2020-12-22	COLUMBIA GAS TRANS CORP/CGT DELMONT COMP STA	DELMONT, Westmoreland, PA	Pass	State
2020-12-22	REGENCY MARCELLUS GAS GATHERING LLC/LONE WALNUT COMP STA	JERSEY SHORE, Lycoming, PA	Pass	State
2020-12-21	REGENCY MARCELLUS GAS GATHERING LLC/ROUPP COMP STA	MIFFLIN, Lycoming, PA	Pass	State
2020-12-18	LOAN ASSET ISSUER LLC/WEST FINLEY 4 WELL PAD	WEST FINELY, Washington, PA	Pass	State
2020-12-16	BKV OPR LLC/P & G WAREHOUSE PAD	MESHOPPEN, Wyoming, PA	Pass	State
2020-12-15	EQUITRANS LP/JEFFERSON COMP STA	LIPPINCOTT, Greene, PA	Fail	State
2020-12-15	EXPAND OPERATING LLC/NOWICKI PAD NR25	SUSQUEHANNA, Susquehanna, PA	Pass	State
2020-12-14	EQT PROD CO/JT FARM WELLPAD	CLAYSVILLE, Washington, PA	Pass	State
2020-12-09	PEOPLES NATURAL GAS/EGRY STA	CLARKSBURG, Indiana, PA	Pass	State
2020-12-09	REGENCY MARCELLUS GAS GATHERING LLC/TAYLOR COMP STA	CANTON, Bradford, PA	Pass	State
2020-12-09	UGI GIBRALTAR GATHERING LLC/GIBRALTAR COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2020-12-08	EXPAND OPERATING LLC/ALVAREZ BRA WELL PAD	LACEYVILLE, Bradford, PA	Pass	State
2020-12-07	PA GEN ENERGY CO LLC/REED RUN STILL PAD A COMP STA — high-priority violation on file	SMETHPORT, McKean, PA	Pass	State
2020-12-03	ETC NORTHEAST FLD SVC LLC/PIKE COMP STA	ROCHESTER, Beaver, PA	Pass	State
2020-11-30	EXCO APPLACHIA MIDSTREAM LLC/CONFER COMP STA	BURNSIDE TWP, Centre, PA	Pass	State
2020-11-25	GREYLOCK MIDSTREAM LLC/KUHL-SKIB COMP STA	JEFFERSON, Greene, PA	Pass	State
2020-11-18	BLUESTONE PIPELINE CO OF PA/HARMONY COMP STA	SUSQUEHANNA, Susquehanna, PA	Pass	State
2020-11-16	CABOT OIL & GAS CORP/KROPA, T. PAD 1	SPRINGVILLE, Susquehanna, PA	Pass	State
2020-11-16	CABOT OIL & GAS CORP/BISHOP, B PAD 1	SPRINGVILLE, Susquehanna, PA	Pass	State
2020-11-10	APPALACHIA MIDSTREAM SVC LLC/LIBERTY COMP STA	TOWANDA, Bradford, PA	Pass	State
2020-11-10	APPALACHIA MIDSTREAM SVC LLC/WILMOT COMP STA	WYALUSING, Bradford, PA	Pass	State
2020-11-03	WILLIAMS FIELD SVC CO LLC/LATHROP COMP STA	SPRINGVILLE, Susquehanna, PA	Pass	State
2020-11-03	WILLIAMS FIELD SVC CO LLC/JONES COMP STA	FRIENDSVILLE, Susquehanna, PA	Pass	State
2020-11-03	NFG MIDSTREAM CLERMONT LLC/CLERMONT EAST COMP STA	WILCOX, McKean, PA	Pass	State
2020-11-03	EQM GATHERING OPCO LLC/MCINTOSH COMP STA	FINLEYVILLE, Washington, PA	Pass	State
2020-11-03	HILCORP ENERGY CO/NORTH BEAVER KEPHART PROD FAC	ENON VALLEY, Lawrence, PA	Pass	State
2020-11-02	WILLIAMS FIELD SVC CO LLC/WILCOX COMP STA	TUNKHANNOCK, Wyoming, PA	Pass	State
2020-10-30	ONEIDA VALLEY MIDSTRAM LLC/CONSTELLATION COMP STA	WEST SUNBURY, Butler, PA	Pass	State
2020-10-28	PA GEN ENERGY CO LLC/COP TRACT 293 COMP STA	WATERVILLE, Lycoming, PA	Pass	State
2020-10-26	EQT PROD CO/EALY WELLPAD	EAST FINLEY, Washington, PA	Pass	State
2020-10-23	MARKWEST LIBERTY MIDSTREAM & RESOURCES/HARMON CREEK GAS PLT — high-priority violation on file	BULGER, Washington, PA	Pass	State
2020-10-22	MARKWEST LIBERTY MIDSTREAM RES/DOWN HOME COMPRESSOR STATION	ROBINSON TWP, Washington, PA	Pass	State
2020-10-22	PINE RUN MIDSTREAM LLC/BICKER COMP STA	CABOT, Butler, 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	MARKWEST LIBERTY BLUESTONE LLC/SARSEN GAS PROC PLT	EVANS CITY, Butler, PA	Pass	State
2020-10-14	NFG MIDSTREAM COVINGTON LLC/DCNR TRACT 595	ARNOT, Tioga, PA	Pass	State
2020-10-13	COLUMBIA GAS TRANS CORP/ELLWOOD CITY STA	ELLWOOD CITY, Beaver, 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
2020-10-08	EQUITRANS LP/JEFFERSON COMP STA	LIPPINCOTT, Greene, 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
2020-10-06	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
2020-09-30	WILLIAMS FIELD SVC CO LLC/LATHROP COMP STA	SPRINGVILLE, Susquehanna, PA	Pass	State
2020-09-29	MTN GATHERING LLC/DRY RUN COMP STA	CHAPMAN, Clinton, PA	Pass	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
2020-09-28	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
2020-09-23	APPALACHIA MIDSTREAM SVC LLC/GRANVILLE STA 2	GRANVILLE SUMMIT, Bradford, 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
2020-09-15	SENECA RESOURCES CORP/PHC COMP STA	CLEARFIELD, Clearfield, 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
2020-09-09	LAUREL MTN MIDSTREAM OPR LLC/SHAMROCK COMP STA — high-priority violation on file	SALEM, Fayette, PA	Pass	State
2020-09-09	UGI TEXAS CREEK LLC/CLEGG COMP STA	TROUT RUN, Lycoming, PA	Pass	State
2020-09-08	LAUREL MTN MIDSTREAM OPR LLC/HERMINIE COMP STA	WEST NEWTON, Westmoreland, PA	Pass	State
2020-09-08	MARKWEST LIBERTY MIDSTREAM/WELLING COMP STA	CLAYSVILLE, Washington, PA	Pass	State
2020-09-08	UGI TEXAS CREEK LLC/GROFF COMP STA	CANTON, Bradford, PA	Pass	State
2020-09-08	UGI TEXAS CREEK LLC/JACKSON COMP STA	ROARING BRANCH, Tioga, PA	Pass	State
2020-09-02	NFG MIDSTREAM COVINGTON LLC/WELLSBORO COMP STA 1	MANSFIELD, Tioga, PA	Pass	State
2020-09-02	WARREN EP INC/REIMILLER PAD	MESHOPPEN, Wyoming, PA	Pass	State
2020-09-01	NFG MIDSTREAM COVINGTON LLC/COVINGTON COMP STA	COVINGTON, Tioga, PA	Pass	State
2020-09-01	BKV OPR LLC/MIRABELLI PAD	TUNKHANNOCK, Wyoming, PA	Pass	State
2020-09-01	BKV OPR LLC/P & G WAREHOUSE PAD	MESHOPPEN, Wyoming, PA	Pass	State
2020-08-31	ETC NORTHEAST PIPELINE LLC/BARTO COMP STA	HUGHESVILLE, Lycoming, PA	Pass	State
2020-08-31	NFG MIDSTREAM COVINGTON LLC/DCNR TRACT 595	ARNOT, Tioga, PA	Pass	State
2020-08-28	MARKWEST LIBERTY MIDSTREAM & RESOURCES/JOHNSTON COMP STA	CANONSBURG, Washington, PA	Pass	State
2020-08-28	MARKWEST LIBERTY BLUESTONE LLC/BLUESTONE GAS PROC PLT	EVANS CITY, Butler, PA	Pass	State
2020-08-27	LAUREL MTN MIDSTREAM OPR LLC/SHAMROCK COMP STA — high-priority violation on file	SALEM, Fayette, PA	Pass	State
2020-08-26	EQM GATHERING OPCO LLC/CALLISTO COMP STA	SYCAMORE, Greene, PA	Pass	State
2020-08-25	MARKWEST LIBERTY MIDSTREAM/ CARPENTER COMP STA	WEST ALEXANDRIA, Washington, PA	Pass	State
2020-08-24	NFG MIDSTREAM COVINGTON LLC/SHAW COMP STA	MAINESBURG, Tioga, PA	Pass	State
2020-08-24	EXPAND OPERATING LLC/JOEGUSWA WELL PAD	DUSHORE, Sullivan, PA	Pass	State
2020-08-19	DIVERSIFIED PROD LLC/NV 34 WELLPAD — high-priority violation on file	PROSPERITY, Washington, PA	Pass	State
2020-08-18	MARKWEST LIBERTY MIDSTREAM & RESOURCES/JOHNSTON COMP STA	CANONSBURG, Washington, PA	Pass	State
2020-08-18	DIVERSIFIED PROD LLC/NINEVEH 58 WELL PAD — high-priority violation on file	PROSPERITY, Washington, PA	Pass	State
2020-08-18	DIVERSIFIED PROD LLC/NV 60 WELLPAD	CLAYSVILLE, Washington, PA	Pass	State
2020-08-17	LPR MIDSTREAM PARTNERS LLC/PMG ALLEN STA	ADDISON, Somerset, PA	Pass	State
2020-08-14	MARKWEST LIBERTY M&R/TUPTA DAY COMP STA	WASHINGTON, Washington, PA	Pass	State
2020-08-13	COLUMBIA GAS TRANS CORP/DONEGAL COMP STA	WEST ALEXANDER, Washington, PA	Pass	State
2020-08-13	MARKWEST LIBERTY MIDSTREAM/BRIGICH COMP STA	CANONSBURG, Washington, PA	Pass	State
2020-08-12	COLUMBIA GAS TRANS LLC/IOWA COMP STA	BROOKVILLE, Jefferson, PA	Pass	State
2020-08-12	CNX MIDSTREAM OPR CO LLC/NV-57 COMP STA	PROSPERITY, Washington, PA	Pass	State
2020-08-11	ROVER PIPELINE LLC/BULGER COMP STA	BULGER, Washington, PA	Pass	State
2020-08-11	CABOT OIL & GAS CORP/JEFFERS FARMS PAD 5	GIBSON, Susquehanna, PA	Pass	State
2020-08-06	LAUREL MTN MIDSTREAM OPR LLC/PRAH COMP STA	MCCLELLANDTOWN, Fayette, PA	Pass	State
2020-08-06	APPALACHIA MIDSTREAM SVC LLC/RATTLESNAKE HILL COMP STA	AUBURN TOWNSHIP, Susquehanna, 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.