Velarion Records

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EPA Air · stack tests by state, industry and year

Mining support (NAICS 2131): stack tests in Pennsylvania, 2024

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 2024 at a Pennsylvania source whose primary industry code is NAICS 2131. A facility filing more than one industry code is counted under the first one on its record.

Mining support (NAICS 2131) in Pennsylvania, other years

Other industries in Pennsylvania, 2024

Air-emissions stack tests recorded in Pennsylvania, 2024

DateFacilityWhereKindAgency
2024-12-12SUSQUEHANNA GATHERING CO 1 LLC/CDP 3NEW MILFORD, Susquehanna, PAPassState
2024-12-10GREENTREE BOOSTER COMPRESSOR/ BROCKWAYBROCKWAY, Elk, PAPassState
2024-11-11ISA WELL SITE — high-priority violation on fileCOGAN STATION, Lycoming, PAPassState
2024-11-05SOUTHWESTERN ENERGY CO/RACINE 5HNEW MILFORD, Susquehanna, PAPassState
2024-11-04PA GEN ENERGY CO LLC/COP TRACT 596 PAD BROARING BRANCH, Tioga, PAPassState
2024-10-31SWN PROD CO LLC/GAYLORD 3HSUSQUEHANNA, Susquehanna, PAPassState
2024-10-10ELKHORN GAS PROC LLC/KANE PLTKANE, McKean, PAPassState
2024-10-02EXPAND OPERATING LLC/ROSIEMAR SUS PADMESHOPPEN, Susquehanna, PAPassState
2024-09-18EXPAND OPERATING LLC/RU-71 BLUE BECK WELLPADMILFORD, Susquehanna, PAPassState
2024-09-17EXPAND OPERATING LLC/RU-46 DROPP WELLPADSUSQUEHANNA, Susquehanna, PAPassState
2024-09-11MARKWEST LIBERTY MID & RES / HOSKINS BOOSTER COMP STACLAYSVILLE, Washington, PAPassState
2024-09-11CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATIONGRAYSVILLE, Greene, PAPassState
2024-08-28SWN PROD CO FIONDI SITE COMP STAMONTROSE, Susquehanna, PAPassState
2024-08-23XTO ENERGY INC/WINSLOWREYNOLDSVILLE, Jefferson, PAPassState
2024-08-21SOUTHWESTERN ENERGY CO/SCARLET OAK 1HNEW MILFORD, Susquehanna, PAPassState
2024-08-15BKV OPR LLC/PLUSHANSKI WELL PADTUNKHANNOCK, Wyoming, PAPassState
2024-08-01MARKWEST LIBERTY BLUESTONE LLC/TRILLITH COMP STAHARMONY, Butler, PAPassState
2024-07-31NFG MIDSTREAM TROUT RUN LLC/HAGERMAN GAS & PROC METERING FACTROUT RUN, Lycoming, PAPassState
2024-07-03SOUTHWESTERN ENERGY CO/KOZIOL 5H-6HNEW MILFORD, Susquehanna, PAPassState
2024-06-20CNX MIDSTREAM OPR CO LLC /MORRIS DEHY STATIONGRAYSVILLE, Greene, PAPassState
2024-05-14HILCORP ENERGY CO/LACKAWANNOCK LARMON CTL FACMERCER, Mercer, PAPassState
2024-05-08HILCORP ENERGY CO/MAHONING SIEGEL FACILITY — high-priority violation on fileEDINBURG, Lawrence, PAPassState
2024-05-08SOUTHWESTERN ENERGY CO/TNT LIMITED PARTNERSHIP WEST 6HNEW MILFORD, Susquehanna, PAPassState
2024-04-04MARKWEST LIBERTY MIDSTREAM & RESOURCES/NANCY STEWARTMOUNT PLEASANT, Washington, PAPassState
2024-04-03MARKWEST LIBERTY MIDSTREAM/DRYER BOOSTER COMP STAAVELLA, Washington, PAPassState
2024-03-28APPALACHIAN MIDSTREAM/ FORKSTON INTERCONNECTFORKSTON, Wyoming, PAPassState
2024-03-27SUSQUEHANNA GATHERING CO 1 LLC/CDP 2NEW MILFORD, Susquehanna, PAPassState
2024-03-27BOLLES COMPRESSOR STATION/JESSUP TWPMONTROSE, Susquehanna, PAPassState
2024-03-26EQT PROD CO/MOJO COMPRESSOR UNITWASHINGTON, Washington, PAPassState
2024-03-21MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on fileHICKORY, Washington, PAPassState
2024-03-12REPSOL OIL & GAS USA LLC/WATKINS HILL RDCOLUMBIA CROSS ROADS, Bradford, PAPassState
2024-02-26MARKWEST LIBERTY MIDSTREAM & RESOURCES/NANCY STEWARTMOUNT PLEASANT, Washington, PAPassState
2024-02-07INFINITY NATURAL RESOURCES SOUTH BEND COMP STASOUTH BEND TWP, Armstrong, PAPassState
2024-02-05EXPAND OPERATING LLC/LIGHTCAP BRA PADFORKSVILLE, Bradford, PAPassState
2024-01-09SWN PRODUCTION CO LLC/KING NORTH 3HNEW MILFORD, Susquehanna, PAPassState
2024-01-08SUSQUEHANNA GATHERING CO 1 LLC/CDP 3NEW MILFORD, Susquehanna, PAPassState

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.