Velarion Records

The 340B register and hospital finances — joined, watched daily, delivered.

EPA Air · stack tests by county and year

Air-emissions stack tests in Canadian County, Oklahoma, 2025

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Canadian County, Oklahoma during 2025. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Canadian County facility page.

Canadian County, Oklahoma, 2025

Air-emissions stack tests in Canadian County, other years

Air-emissions stack tests recorded in Canadian County, Oklahoma, 2025

DateFacilityKindAgency
2025-05-12ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWSPassState
2025-05-12TOM STACK LLC / ROGUE COMPRESSOR STATIONPassState
2025-05-12TOM STACK LLC / ROGUE COMPRESSOR STATIONPassState
2025-05-12BCE MACH LLC / GREY SNOW LONE WOLF PADPassState
2025-05-12BCE MACH LLC / JABRONI 13 12 13N 8W 1 2MHX PADPassState
2025-05-12BCE MACH LLC / JABRONI 13 12 13N 8W 1 2MHX PADPassState
2025-05-12BCE MACH LLC / LONE WOLF 35 26 12N 8W 1MHX 2MHX 3MHXPassState
2025-05-12BCE MACH LLC / LONE WOLF 35 26 12N 8W 1MHX 2MHX 3MHXPassState
2025-05-09FORMENTERA OPERATIONS / WILDS 6 12 6 1H MANNING 31 13 6 1H PRPassState
2025-05-07MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATIONPassState
2025-05-07BCE MACH LLC / SOUTHERN STAR 28 13N 7WPassState
2025-05-07IRON HORSE MIDSTREAM LLC / CRUSADER COMPRESSOR STATIONPassState
2025-05-07IRON HORSE MIDSTREAM LLC / CRUSADER COMPRESSOR STATIONPassState
2025-05-06MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATIONPassState
2025-05-06MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATIONPassState
2025-04-24ENLINK MIDSTREAM SERVICES LLC / RUBY COMPRESSOR STATIONPassState
2025-04-24ENLINK MIDSTREAM SERVICES LLC / RUBY COMPRESSOR STATIONPassState
2025-04-23ENLINK MIDSTREAM SERVICES LLC / CANA GAS PLANTPassState
2025-04-23ENLINK MIDSTREAM SERVICES LLC / CANA GAS PLANTPassState
2025-04-23ENLINK MIDSTREAM SERVICES LLC / CANA GAS PLANTPassState
2025-04-23HOWARD ENERGY PARTNERS / CALUMET COMPRESSOR STATIONPassState
2025-04-23HOWARD ENERGY PARTNERS / CALUMET COMPRESSOR STATIONPassState
2025-04-22COTERRA ENERGY OPERATING CO / SHELLY 8 9 3106X FACILITYPassState
2025-04-17DEVON ENERGY PRODUCTION CO LP / MILLER MILLER 2 PAD 1PassState
2025-04-17DEVON ENERGY PRODUCTION CO LP / MILLER 1 2 1 35HPassState
2025-04-15USA COMPRESSION PARTNERS LP / UNION COMPRESSOR STATIONPassState
2025-04-15USA COMPRESSION PARTNERS LP / UNION COMPRESSOR STATIONPassState
2025-04-15USA COMPRESSION PARTNERS LP / UNION COMPRESSOR STATIONPassState
2025-04-14USA COMPRESSION PARTNERS LP / UNION COMPRESSOR STATIONPassState
2025-04-14USA COMPRESSION PARTNERS LP / UNION COMPRESSOR STATIONPassState
2025-04-11COTERRA ENERGY OPERATING CO / SHELLY 2 3H 3106X FACILITYPassState
2025-04-10COTERRA ENERGY OPERATING CO / AUSTIN BIA 1 27HPassState
2025-04-07ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWSPassState
2025-04-07ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWSPassState
2025-04-02BCE MACH LLC / GRANT MORTON LORENZEN ANDREW JEREMY PAPassState
2025-03-31FW MIDCON I LLC / DIVIDE CLARK 1406 2H 3H 4H 5H 21XPassState
2025-03-13ONEOK FIELD SERVICES CO LLC / ICE COMPRESSOR STATIONPassState
2025-03-13FORMENTERA OPERATIONS / HARDY 25 11 6 1WH BENNETT 24 11 6 1WHPassState
2025-03-12FORMENTERA OPERATIONS / BOMHOFF 20 12 7 PRODUCTION FACILITYPassState
2025-03-12FORMENTERA OPERATIONS / PHOENIX PRODUCTION FACILITYPassState
2025-03-07VALIDUS ENERGY II MIDCON LLC / BIG MUDDIE 1305 1 5MH 1405 1 32 MHPassState
2025-03-07VALIDUS ENERGY II MIDCON LLC / DAUGHETY 10 PADPassState
2025-03-06ONEOK FIELD SERVICES CO LLC / ICE COMPRESSOR STATIONPassState
2025-03-06BCE MACH LLC / MIDNIGHT SUN 123 MHX CROOKED PINE 46 MPassState
2025-03-05BCE MACH LLC / ROSEANNADANNA 34 27 12N 6W 2 3MXH PADPassState
2025-02-26VALIDUS ENERGY II MIDCON LLC / CARTER 5 9MH 5 16MHPassState
2025-02-26VALIDUS ENERGY II MIDCON LLC / JOANN BENNETT 2 8MHPassState
2025-02-10ENLINK MIDSTREAM SERVICES LLC / SAPPHIRE COMPRESSOR STATIONPassState
2025-02-10TOM STACK LLC / ANTHEM COMPRESSOR FACILITY — high-priority violation on filePassState
2025-02-10BCE MACH LLC / MIDNIGHT SUN 123 MHX CROOKED PINE 46 MPassState
2025-02-07DCP OPERATING CO LP / PETREE COMPRESSOR STATIONPassState
2025-02-07DCP OPERATING CO LP / COWBOY BOOSTER STATIONPassState
2025-01-30MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATIONPassState
2025-01-26IRON HORSE MIDSTREAM LLC / TERRITORY COMPRESSOR STATIONPassState
2025-01-24IRON HORSE MIDSTREAM LLC / TERRITORY COMPRESSOR STATIONPassState
2025-01-23MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATIONPassState
2025-01-21VALIDUS ENERGY II MIDCON LLC / SNYDER 3 19 18 1409MHX FACILITYPassState
2025-01-21MARKWEST OKLAHOMA GAS CO LLC / THETA COMPRESSOR STATIONPassState
2025-01-20VALIDUS ENERGY II MIDCON LLC / DARRELL BENNETT 6 20MHPassState
2025-01-20VALIDUS ENERGY II MIDCON LLC / EVERY PADPassState
2025-01-16ONEOK FIELD SERVICES CO LLC / ICE COMPRESSOR STATIONPassState
2025-01-15BCE MACH LLC / CLYDE HANSEN 11 2 14N 9W 2 3MHX PADPassState
2025-01-15BCE MACH LLC / ZUM 28 13 7 4MH PADPassState
2025-01-14BCE MACH LLC / BIMBAT 21 16 12N 6W 1 2MHX ROSEANNADAPassState
2025-01-14BCE MACH LLC / LONE WOLF 35 26 12N 8W 1MHX 2MHX 3MHXPassState
2025-01-10BCE MACH LLC / SUMMER MOON 8 12N 8W PADPassState
2025-01-03BCE MACH LLC / ELMENHORST 1H 01 12PassState
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.