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EPA Air · stack tests by state, industry and year

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

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 West Virginia 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 West Virginia, other years

Other industries in West Virginia, 2021

Air-emissions stack tests recorded in West Virginia, 2021

DateFacilityWhereKindAgency
2021-12-10EQT XL MIDSTREAM OPERATING LLC, LEGACY CONDENSATE PADPROCTOR, Marshall, WVPassState
2021-11-23COLUMBIA GAS TRANSMISSION, LLC, CEREDOHUNTINGTON, Wayne, WVPassState
2021-11-16CNX MIDSTREAM OPERATING COMPANY LLC, SHIRLEY STATIONALMA, Tyler, WVPassState
2021-11-09MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLEDALLAS, Marshall, WVPassState
2021-11-01MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MOBLEY GAS PLANTSMITHFIELD, Wetzel, WVPassState
2021-10-27APPALACHIA MIDSTREAM SERVICES, L.L.C., PLEASANTSADALINE, Marshall, WVPassState
2021-10-12MOUNTAIN GATHERING, LLC, MCCLELLAND STATIONWORTHINGTON, Marion, WVPassState
2021-10-05WILLIAMS OHIO VALLEY MIDSTREAM LLC, CORLEY STATIONDALLAS, Marshall, WVPassState
2021-10-05WILLIAMS OHIO VALLEY MIDSTREAM LLC, OAK GROVEMOUNDSVILLE, Marshall, WVPassState
2021-10-04WILLIAMS OHIO VALLEY MIDSTREAM LLC, BURCH RIDGE STMOUNDSVILLE, Marshall, WVPassState
2021-09-22COLUMBIA GAS TRANSMISSION, LLC, HUBBALLBRANCHLAND, Lincoln, WVPassState
2021-09-21APPALACHIA MIDSTREAM SERVICES, L.L.C., MILLER STATIONBANNEN, Marshall, WVPassState
2021-09-20MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MOBLEY GAS PLANTSMITHFIELD, Wetzel, WVPassState
2021-09-16DTM APPALACHIA GATHERING, LLC, DAYBROOK STATIONFAIRVIEW, Marion, WVPassState
2021-09-15EUREKA MIDSTREAM, LLC, CARBIDE SITEHASTINGS, Wetzel, WVPassState
2021-09-01DIVERSIFIED MIDSTREAM LLC, BROWNING FORK STATIONGILBERT, Logan, WVPassState
2021-08-26APPALACHIA MIDSTREAM SERVICES, LLC, BATTLE RUNVALLEY GROVE, Ohio, WVPassState
2021-08-11MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., SHERWOODWEST UNION, Doddridge, WVPassState
2021-08-10MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLEDALLAS, Marshall, WVPassState
2021-07-16ANTERO MIDSTREAM LLC, MIDDLEBOURNE IVMIDDLEBOURNE, Tyler, WVPassState
2021-07-13EQT XL MIDSTREAM OPERATING LLC, PAYNE STATIONGLEN EASTON, Marshall, WVPassState
2021-07-09DTM APPALACHIA GATHERING, LLC, MEPCO COMPRESSORMAIDSVILLE, Monongalia, WVPassState
2021-07-08APPALACHIA MIDSTREAM SERVICES, L.L.C., SAND HILL STATIONDALLAS, Marshall, WVPassState
2021-07-06BLUE RACER MIDSTREAM, LLC, FIELD STATION 1READER, Wetzel, WVPassState
2021-06-24ANTERO MIDSTREAM LLC, ZINNIA STATIONSALEM, Harrison, WVPassState
2021-06-08EQM GATHERING OPCO, LLC, PANDORA STATIONWEST UNION, Doddridge, WVPassState
2021-06-04MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLEDALLAS, Marshall, WVPassState
2021-06-02SWN PRODUCTION COMPANY, LLC, FORK RIDGE PADMOUNDSVILLE, Marshall, WVPassState
2021-05-27BLUE RACER MIDSTREAM, LLC, NATRIUM EXTRACTION & FRACTIONANATRIUM, Marshall, WVPassState
2021-05-19MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLEDALLAS, Marshall, WVPassState
2021-05-18GOFF CONNECTOR LLC, CONNECTOR STATIONBRIDGEPORT, Harrison, WVPassState
2021-05-18ANTERO MIDSTREAM LLC, MONROE STATIONALMA, Tyler, WVPassState
2021-05-11CRANBERRY PIPELINE CORPORATION, HEIZER STATIONPOCA, Putnam, WVPassState
2021-05-03CNX MIDSTREAM OPERATING COMPANY LLC, DRY RIDGE STATIONCAMERON, Marshall, WVPassState
2021-05-03COLUMBIA GAS TRANSMISSION, LLC, CEREDOHUNTINGTON, Wayne, WVPassState
2021-04-20MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., SHERWOODWEST UNION, Doddridge, WVPassState
2021-04-07EQM GATHERING OPCO, LLC, SATURN STATIONCENTRAL STATION, Doddridge, WVPassState
2021-03-30DTM APPALACHIA GATHERING, LLC, DAYBROOK STATIONFAIRVIEW, Marion, WVPassState
2021-03-30EASTERN GAS TRANSMISSION AND STORAGE, INC., MOCKINGBIRD HILLPINE GROVE, Wetzel, WVPassState
2021-03-17MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MOBLEY GAS PLANTSMITHFIELD, Wetzel, WVPassState
2021-03-04MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., SHERWOODWEST UNION, Doddridge, WVPassState
2021-03-03EQM GATHERING OPCO, LLC, JANUS STATIONWEST UNION, Doddridge, WVPassState
2021-03-03MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., MAJORSVILLEDALLAS, Marshall, WVPassState
2021-02-19ANTERO MIDSTREAM LLC, EAST MOUNTAINPENNSBORO, Tyler, WVPassState
2021-02-12APPALACHIA MIDSTREAM SERVICES, L.L.C., BUFFALO STATIONBETHANY, Brooke, WVPassState
2021-02-08ANTERO MIDSTREAM LLC, MOUNTAIN STATIONPENNSBORO, Tyler, WVPassState

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.