EPA Air · stack tests by state and year

Air-emissions stack tests in Oklahoma, 2019

1,656Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Oklahoma during 2019; one facility can appear more than once, because this is a record of what happened rather than a list of places.

Counties in Oklahoma, 2019

Oklahoma, other years

Air-emissions stack tests recorded in Oklahoma, 2019

Date	Facility	Where	Kind	Agency
2019-03-29	MARKWEST OKLAHOMA GAS CO LLC / CUSTER STABILIZATION STATION	ARAPAHO, Custer, OK	Pass	State
2019-03-29	MARKWEST OKLAHOMA GAS CO LLC / CUSTER STABILIZATION STATION	ARAPAHO, Custer, OK	Pass	State
2019-03-29	ET GATHERING PROCESSING LLC / BIG TREE COMPRESSOR STATION	REYDON, Roger Mills, OK	Pass	State
2019-03-29	ET GATHERING PROCESSING LLC / BIG TREE COMPRESSOR STATION	REYDON, Roger Mills, OK	Pass	State
2019-03-28	IRON HORSE MIDSTREAM LLC / IRON HORSE PROCESSING PLANT	AMBER, Grady, OK	Pass	State
2019-03-28	MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION	LOYAL, Kingfisher, OK	Pass	State
2019-03-27	MUSTANG GAS PRODUCTS LLC / BINGER GAS PLANT	BINGER, Caddo, OK	Pass	State
2019-03-27	ET GATHERING PROCESSING LLC / KNIGHTS COMPRESSOR STATION	ARNETT, Ellis, OK	Pass	State
2019-03-27	ET GATHERING PROCESSING LLC / SAINTS COMPRESSOR STATION	SHATTUCK, Ellis, OK	Pass	State
2019-03-27	MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION	LOYAL, Kingfisher, OK	Pass	State
2019-03-27	EOG RESOURCES INC / MCMAHAN CTB	NEWCASTLE, McClain, OK	Pass	State
2019-03-27	ET SCOOP EXPRESS LLC / COWBOY COMPRESSOR FACILITY	BRAY, Stephens, OK	Pass	State
2019-03-27	ET SCOOP EXPRESS LLC / COWBOY COMPRESSOR FACILITY	BRAY, Stephens, OK	Pass	State
2019-03-26	UNBRIDLED RESOURCES LLC / MILLER FIELDER CTB PRODUCTION FACILITY	ARNETT, Ellis, OK	Pass	State
2019-03-26	ET GATHERING PROCESSING LLC / SOLDIER COMPRESSOR STATION	BRADLEY, Grady, OK	Pass	State
2019-03-26	ET GATHERING PROCESSING LLC / SOLDIER COMPRESSOR STATION	BRADLEY, Grady, OK	Pass	State
2019-03-26	DCP OPERATING CO LP / SEILING BOOSTER STATION	ORION, Major, OK	Pass	State
2019-03-26	ET SCOOP EXPRESS LLC / COWBOY COMPRESSOR FACILITY	BRAY, Stephens, OK	Pass	State
2019-03-26	ET SCOOP EXPRESS LLC / COWBOY COMPRESSOR FACILITY	BRAY, Stephens, OK	Pass	State
2019-03-25	COTERRA ENERGY OPERATING CO / SHELLY 6 7H 3106X FACILITY	COGAR, Canadian, OK	Pass	State
2019-03-25	ONEOK FIELD SERVICES CO LLC / REDTAIL COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-25	ONEOK FIELD SERVICES CO LLC / REDTAIL COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-25	ONEOK FIELD SERVICES CO LLC / REDTAIL COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-25	ET GATHERING PROCESSING LLC / SOLDIER COMPRESSOR STATION	BRADLEY, Grady, OK	Pass	State
2019-03-25	ET GATHERING PROCESSING LLC / SOLDIER COMPRESSOR STATION	BRADLEY, Grady, OK	Pass	State
2019-03-25	ET GATHERING PROCESSING LLC / SOLDIER COMPRESSOR STATION	BRADLEY, Grady, OK	Pass	State
2019-03-25	ET SCOOP EXPRESS LLC / COWBOY COMPRESSOR FACILITY	BRAY, Stephens, OK	Pass	State
2019-03-25	ET SCOOP EXPRESS LLC / COWBOY COMPRESSOR FACILITY	BRAY, Stephens, OK	Pass	State
2019-03-25	DCP OPERATING CO LP / CIMARRON NATURAL GAS PROCESSING PLANT — high-priority violation on file	RICHMOND, Woodward, OK	Pass	State
2019-03-25	DCP OPERATING CO LP / CIMARRON NATURAL GAS PROCESSING PLANT — high-priority violation on file	RICHMOND, Woodward, OK	Pass	State
2019-03-25	DCP OPERATING CO LP / CIMARRON NATURAL GAS PROCESSING PLANT — high-priority violation on file	RICHMOND, Woodward, OK	Pass	State
2019-03-22	MARKWEST OKLAHOMA GAS CO LLC / WATONGA COMPRESSOR STATION	WATONGA, Blaine, OK	Pass	State
2019-03-22	DCP OPERATING CO LP / FINLEY COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-22	MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION	LOYAL, Kingfisher, OK	Pass	State
2019-03-22	ET GATHERING PROCESSING LLC / HOOK ECHO COMPRESSOR FACILITY	BRADLEY, McClain, OK	Pass	State
2019-03-21	COTERRA ENERGY OPERATING CO / TILLMAN BIA 1H 2017X FACILITY	WATONGA, Blaine, OK	Pass	State
2019-03-21	TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY	DUSTIN, Hughes, OK	Pass	State
2019-03-21	TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY	DUSTIN, Hughes, OK	Pass	State
2019-03-21	MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION	LOYAL, Kingfisher, OK	Pass	State
2019-03-21	ET GATHERING PROCESSING LLC / HOOK ECHO COMPRESSOR FACILITY	BRADLEY, McClain, OK	Pass	State
2019-03-21	ET GATHERING PROCESSING LLC / HOOK ECHO COMPRESSOR FACILITY	BRADLEY, McClain, OK	Pass	State
2019-03-20	ONEOK FIELD SERVICES CO LLC / GREENFIELD COMPRESSOR STATION	GREENFIELD, Blaine, OK	Pass	State
2019-03-20	ONEOK FIELD SERVICES CO LLC / GREENFIELD COMPRESSOR STATION	GREENFIELD, Blaine, OK	Pass	State
2019-03-20	DCP OPERATING CO LP / VIPER COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-20	DCP OPERATING CO LP / VIPER COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-20	DCP OPERATING CO LP / VIPER COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-20	TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY	DUSTIN, Hughes, OK	Pass	State
2019-03-20	TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY	DUSTIN, Hughes, OK	Pass	State
2019-03-20	TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY	DUSTIN, Hughes, OK	Pass	State
2019-03-20	MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION	LOYAL, Kingfisher, OK	Pass	State
2019-03-20	MARKWEST OKLAHOMA GAS CO LLC / DOROTHY COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-20	ET GATHERING PROCESSING LLC / HOOK ECHO COMPRESSOR FACILITY	BRADLEY, McClain, OK	Pass	State
2019-03-20	ET GATHERING PROCESSING LLC / HOOK ECHO COMPRESSOR FACILITY	BRADLEY, McClain, OK	Pass	State
2019-03-20	ET GATHERING PROCESSING LLC / HOOK ECHO COMPRESSOR FACILITY	BRADLEY, McClain, OK	Pass	State
2019-03-19	ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS	GEARY, Canadian, OK	Pass	State
2019-03-19	ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS	GEARY, Canadian, OK	Pass	State
2019-03-19	DCP OPERATING CO LP / VIPER COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-19	DCP OPERATING CO LP / VIPER COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-19	DCP OPERATING CO LP / VIPER COMPRESSOR STATION	LINDSAY, Garvin, OK	Pass	State
2019-03-19	ET GATHERING PROCESSING LLC / DOWNDRAFT COMPRESSOR FACILITY	ELMORE CITY, Garvin, OK	Pass	State
2019-03-19	ET GATHERING PROCESSING LLC / DOWNDRAFT COMPRESSOR FACILITY	ELMORE CITY, Garvin, OK	Pass	State
2019-03-19	ET GATHERING PROCESSING LLC / DOWNDRAFT COMPRESSOR FACILITY	ELMORE CITY, Garvin, OK	Pass	State
2019-03-19	TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY	DUSTIN, Hughes, OK	Pass	State
2019-03-19	TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY	DUSTIN, Hughes, OK	Pass	State
2019-03-19	MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION	LOYAL, Kingfisher, OK	Pass	State
2019-03-19	MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION	LOYAL, Kingfisher, OK	Pass	State
2019-03-19	MARKWEST OKLAHOMA GAS CO LLC / DOROTHY COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-18	ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS	GEARY, Canadian, OK	Pass	State
2019-03-18	ONEOK FIELD SERVICES CO LLC / WARD COMPRESSOR STATION NORTHERN ROWS	GEARY, Canadian, OK	Pass	State
2019-03-18	COLORADO INTERSTATE GAS LLC / KEYES COMPRESSOR STATION	KEYES, Cimarron, OK	Pass	State
2019-03-18	TALL OAK WOODFORD LLC / ROUGHTAIL COMPRESSOR FACILITY	DUSTIN, Hughes, OK	Pass	State
2019-03-18	TOM STACK LLC / CHISHOLM PLANT	CASHION, Kingfisher, OK	Pass	State
2019-03-18	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-18	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-18	MARKWEST OKLAHOMA GAS CO LLC / DOROTHY COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-15	ONEOK FIELD SERVICES CO LLC / ICE COMPRESSOR STATION	CALUMET, Canadian, OK	Pass	State
2019-03-15	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-15	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-15	MARKWEST OKLAHOMA GAS CO LLC / STANGL COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-14	ENLINK MIDSTREAM SERVICES LLC / RUBY COMPRESSOR STATION	CALUMET, Canadian, OK	Pass	State
2019-03-14	ET GATHERING PROCESSING LLC / GRADY GAS PLANT	BRADLEY, Grady, OK	Pass	State
2019-03-14	TOM STACK LLC / REPUBLIC STATION	TUTTLE, Grady, OK	Pass	State
2019-03-14	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-14	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-14	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-14	MARKWEST OKLAHOMA GAS CO LLC / STANGL COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-14	MARKWEST OKLAHOMA GAS CO LLC / STANGL COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-13	ENLINK MIDSTREAM SERVICES LLC / PEARL COMPRESSOR STATION	WATONGA, Blaine, OK	Pass	State
2019-03-13	ENLINK MIDSTREAM SERVICES LLC / PEARL COMPRESSOR STATION	WATONGA, Blaine, OK	Pass	State
2019-03-13	ENLINK MIDSTREAM SERVICES LLC / PEARL COMPRESSOR STATION	WATONGA, Blaine, OK	Pass	State
2019-03-13	ET GATHERING PROCESSING LLC / GRADY GAS PLANT	BRADLEY, Grady, OK	Pass	State
2019-03-13	ET GATHERING PROCESSING LLC / GRADY GAS PLANT	BRADLEY, Grady, OK	Pass	State
2019-03-13	ET GATHERING PROCESSING LLC / GRADY GAS PLANT	BRADLEY, Grady, OK	Pass	State
2019-03-13	TALL OAK WOODFORD LLC / FOUNDERS COMPRESSOR FACILITY	WETUMKA, Hughes, OK	Pass	State
2019-03-13	TALL OAK WOODFORD LLC / FOUNDERS COMPRESSOR FACILITY	WETUMKA, Hughes, OK	Pass	State
2019-03-13	TALL OAK WOODFORD LLC / FOUNDERS COMPRESSOR FACILITY	WETUMKA, Hughes, OK	Pass	State
2019-03-13	TALL OAK WOODFORD LLC / FOUNDERS COMPRESSOR FACILITY	WETUMKA, Hughes, OK	Pass	State
2019-03-13	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-13	MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION	KINGFISHER, Kingfisher, OK	Pass	State
2019-03-12	MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATION	OKARCHE, Canadian, OK	Pass	State

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.