EPA Air · stack tests by state and year
Air-emissions stack tests in Oklahoma, 2021
- 1,318Stack 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 2021; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Oklahoma, 2021
- Kingfisher County 189
- Grady County 178
- Canadian County 107
- Blaine County 74
- Stephens County 72
- Garvin County 58
- Hughes County 56
- Dewey County 54
- Pittsburg County 46
- Carter County 41
- McClain County 35
- Ellis County 33
- Coal County 30
- Alfalfa County 29
- Custer County 26
- Marshall County 22
- Woods County 21
- Roger Mills County 19
- Beckham County 19
- Caddo County 14
- Major County 14
- Garfield County 14
- Washita County 13
- Woodward County 12
- Logan County 12
- McIntosh County 11
- Muskogee County 11
- Mayes County 10
- Kay County 9
- Rogers County 8
- Noble County 8
- Le Flore County 8
- Tulsa County 7
- McCurtain County 7
- Latimer County 7
- Creek County 6
- Seminole County 6
- Love County 4
- Texas County 4
- Bryan County 4
- Oklahoma County 3
- Grant County 3
Oklahoma, other years
Air-emissions stack tests recorded in Oklahoma, 2021
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2021-09-13 | WILLIAMS MIDSTREAM GAS SERVICES LLC / HELENA COMPRESSOR STATION | HELENA, Alfalfa, OK | Pass | State |
| 2021-09-13 | CONTINENTAL RESOURCES / GALVIN 4 22 15XHW SPARKS 2 22 27 34XHW | ALEX, Grady, OK | Pass | State |
| 2021-09-13 | CONTINENTAL RESOURCES / GALVIN 5 27 22 15XHW GALVIN 6 27 22 15 | ALEX, Grady, OK | Pass | State |
| 2021-09-13 | MARKWEST OKLAHOMA GAS CO LLC / STUART NORTH COMPRESSOR STATION | STUART, Hughes, OK | Pass | State |
| 2021-09-13 | MARKWEST OKLAHOMA GAS CO LLC / STUART NORTH COMPRESSOR STATION | STUART, Hughes, OK | Pass | State |
| 2021-09-10 | MARKWEST OKLAHOMA GAS CO LLC / SCHWARZ COMPRESSOR STATION | MCALESTER, Pittsburg, OK | Pass | State |
| 2021-09-09 | MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file | BUTLER, Custer, OK | Pass | State |
| 2021-09-09 | MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file | BUTLER, Custer, OK | Pass | State |
| 2021-09-09 | MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file | BUTLER, Custer, OK | Pass | State |
| 2021-09-09 | UNBRIDLED RESOURCES LLC / MILLER FIELDER CTB PRODUCTION FACILITY | ARNETT, Ellis, OK | Pass | State |
| 2021-09-09 | ET GATHERING PROCESSING LLC / MURRAY COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2021-09-09 | ET GATHERING PROCESSING LLC / MURRAY COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2021-09-09 | ET GATHERING PROCESSING LLC / MURRAY COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2021-09-09 | ET GATHERING PROCESSING LLC / MURRAY COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2021-09-09 | MARKWEST OKLAHOMA GAS CO LLC / MOSS COMPRESSOR STATION | HOLDENVILLE, Hughes, OK | Pass | State |
| 2021-09-09 | MARKWEST OKLAHOMA GAS CO LLC / MOSS COMPRESSOR STATION | HOLDENVILLE, Hughes, OK | Pass | State |
| 2021-09-09 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-09-09 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-09-09 | BCE MACH III MIDSTREAM HOLDINGS LLC / COLEMAN BULLIS COMPRESSOR STATION | DOVER, Kingfisher, OK | Pass | State |
| 2021-09-09 | ET GATHERING PROCESSING LLC / DOYLE COMPRESSOR STATION | VELMA, Stephens, OK | Pass | State |
| 2021-09-08 | MIDPOINT MIDSTREAM LLC / PRENTISS COMPRESSOR STATION | SAYRE, Beckham, OK | Pass | State |
| 2021-09-08 | ENABLE GAS TRANSMISSION LLC / CUSTER COMPRESSOR STATION | ARAPAHO, Custer, OK | Pass | State |
| 2021-09-08 | ENABLE GAS TRANSMISSION LLC / CUSTER COMPRESSOR STATION | ARAPAHO, Custer, OK | Pass | State |
| 2021-09-08 | WYNNEWOOD REFINING CO LLC / WYNNEWOOD REFINERY — high-priority violation on file | WYNNEWOOD, Garvin, OK | Pass | State |
| 2021-09-08 | FW MIDCON I LLC / RICKS 7 5 4 1H | MIDDLEBERG, Grady, OK | Pass | State |
| 2021-09-08 | MARKWEST OKLAHOMA GAS CO LLC / MOSS COMPRESSOR STATION | HOLDENVILLE, Hughes, OK | Pass | State |
| 2021-09-08 | MARKWEST OKLAHOMA GAS CO LLC / MOSS COMPRESSOR STATION | HOLDENVILLE, Hughes, OK | Pass | State |
| 2021-09-08 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-09-08 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-09-08 | BCE MACH III MIDSTREAM HOLDINGS LLC / SOUTH OF LINCOLN COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2021-09-08 | BCE MACH III MIDSTREAM HOLDINGS LLC / LUCKY COMPRESSOR STATION | CASHION, Kingfisher, OK | Pass | State |
| 2021-09-08 | MARKWEST OKLAHOMA GAS CO LLC / JACKSON COMPRESSOR STATION | SAYRE, Roger Mills, OK | Pass | State |
| 2021-09-08 | MARKWEST OKLAHOMA GAS CO LLC / JACKSON COMPRESSOR STATION | SAYRE, Roger Mills, OK | Pass | State |
| 2021-09-08 | ET GATHERING PROCESSING LLC / ELY COMPRESSOR STATION | VELMA, Stephens, OK | Pass | State |
| 2021-09-08 | ET GATHERING PROCESSING LLC / ELY COMPRESSOR STATION | VELMA, Stephens, OK | Pass | State |
| 2021-09-08 | ET GATHERING PROCESSING LLC / ELY COMPRESSOR STATION | VELMA, Stephens, OK | Pass | State |
| 2021-09-08 | ET GATHERING PROCESSING LLC / ELY COMPRESSOR STATION | VELMA, Stephens, OK | Pass | State |
| 2021-09-08 | ENABLE OKLAHOMA INTRASTATE TRANSMISSION / CORDELL STATION | CORDELL, Washita, OK | Pass | State |
| 2021-09-08 | ENABLE OKLAHOMA INTRASTATE TRANSMISSION / CORDELL STATION | CORDELL, Washita, OK | Pass | State |
| 2021-09-07 | ET GATHERING PROCESSING LLC / PURDY COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2021-09-07 | ET GATHERING PROCESSING LLC / PURDY COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2021-09-07 | ET GATHERING PROCESSING LLC / PURDY COMPRESSOR STATION | PURDY, Garvin, OK | Pass | State |
| 2021-09-07 | BCE MACH III MIDSTREAM HOLDINGS LLC / NORTH OF LINCOLN COMPRESSOR STATION | CRESCENT, Kingfisher, OK | Pass | State |
| 2021-09-07 | BCE MACH III MIDSTREAM HOLDINGS LLC / NORTH OF LINCOLN COMPRESSOR STATION | CRESCENT, Kingfisher, OK | Pass | State |
| 2021-09-07 | BCE MACH III MIDSTREAM HOLDINGS LLC / COLEMAN BULLIS COMPRESSOR STATION | DOVER, Kingfisher, OK | Pass | State |
| 2021-09-07 | TALL OAK WOODFORD LLC / PRAIRIE COMPRESSOR FACILITY | WETUMKA, McIntosh, OK | Pass | State |
| 2021-09-07 | MARKWEST OKLAHOMA GAS CO LLC / JACKSON COMPRESSOR STATION | SAYRE, Roger Mills, OK | Pass | State |
| 2021-09-07 | MARKWEST OKLAHOMA GAS CO LLC / JACKSON COMPRESSOR STATION | SAYRE, Roger Mills, OK | Pass | State |
| 2021-09-06 | BCE MACH III MIDSTREAM HOLDINGS LLC / MARAL COMPRESSOR STATION | BISON, Garfield, OK | Pass | State |
| 2021-09-06 | BCE MACH III MIDSTREAM HOLDINGS LLC / ASH FOSTER COMPRESSOR STATION | DOVER, Kingfisher, OK | Pass | State |
| 2021-09-06 | BCE MACH III MIDSTREAM HOLDINGS LLC / PEDLIK COMPRESSOR STATION | AMES, Kingfisher, OK | Pass | State |
| 2021-09-03 | ET GATHERING PROCESSING LLC / DRY CREEK COMPRESSOR STATION | BURLINGTON, Alfalfa, OK | Pass | State |
| 2021-09-03 | ET GATHERING PROCESSING LLC / DRY CREEK COMPRESSOR STATION | BURLINGTON, Alfalfa, OK | Pass | State |
| 2021-09-03 | TPL ARKOMA HOLDINGS LLC / COALGATE TUPELO STONEWALL GAS PLANT — high-priority violation on file | COALGATE, Coal, OK | Pass | State |
| 2021-09-03 | TPL ARKOMA HOLDINGS LLC / COALGATE TUPELO STONEWALL GAS PLANT — high-priority violation on file | COALGATE, Coal, OK | Pass | State |
| 2021-09-03 | TPL ARKOMA HOLDINGS LLC / COALGATE TUPELO STONEWALL GAS PLANT — high-priority violation on file | COALGATE, Coal, OK | Pass | State |
| 2021-09-02 | ET GATHERING PROCESSING LLC / DRY CREEK COMPRESSOR STATION | BURLINGTON, Alfalfa, OK | Pass | State |
| 2021-09-02 | TPL ARKOMA HOLDINGS LLC / COALGATE TUPELO STONEWALL GAS PLANT — high-priority violation on file | COALGATE, Coal, OK | Pass | State |
| 2021-09-02 | TPL ARKOMA HOLDINGS LLC / COALGATE TUPELO STONEWALL GAS PLANT — high-priority violation on file | COALGATE, Coal, OK | Pass | State |
| 2021-09-02 | TPL ARKOMA HOLDINGS LLC / ABLE COMPRESSOR STATION | COALGATE, Coal, OK | Pass | State |
| 2021-09-02 | TPL ARKOMA MIDSTREAM LLC / CANEY CREEK COMPRESSOR STATION | COALGATE, Coal, OK | Pass | State |
| 2021-09-02 | CONTINENTAL RESOURCES / NIGHTENGALE 1 16H KOLT 1 17H | ALEX, Grady, OK | Pass | State |
| 2021-09-02 | BCE MACH LLC / ALKAR FARMS 1 14H11X2 PAD | FAIRVIEW, Major, OK | Pass | State |
| 2021-09-02 | DCP OPERATING CO LP / SHOLEM GAS PLANT | VELMA, Stephens, OK | Pass | State |
| 2021-09-01 | ET GATHERING PROCESSING LLC / CARLTON COMPRESSOR STATION | SOUTHARD, Blaine, OK | Pass | State |
| 2021-09-01 | XTO ENERGY INC / PETTIJOHN CDP | GENE AUTRY, Marshall, OK | Pass | State |
| 2021-09-01 | XTO ENERGY INC / SKYTRAIN COMPRESSOR STATION | BAUM, Carter, OK | Pass | State |
| 2021-09-01 | CONTINENTAL RESOURCES / AULD 1 10H SCOTT TRUST 1 15H FRIZZELL | LINDSAY, Grady, OK | Pass | State |
| 2021-09-01 | OG AND E / RIVER VALLEY GENERATING STATION | PANAMA, Le Flore, OK | Pass | State |
| 2021-09-01 | OG AND E / RIVER VALLEY GENERATING STATION | PANAMA, Le Flore, OK | Pass | State |
| 2021-09-01 | EOG RESOURCES INC / MCMAHAN CTB | NEWCASTLE, McClain, OK | Pass | State |
| 2021-09-01 | DCP OPERATING CO LP / SHOLEM GAS PLANT | VELMA, Stephens, OK | Pass | State |
| 2021-09-01 | DCP OPERATING CO LP / SHOLEM GAS PLANT | VELMA, Stephens, OK | Pass | State |
| 2021-09-01 | CONTINENTAL RESOURCES / CHALFANT 1 7H ROBERT JO 1 8H | BRAY, Stephens, OK | Pass | State |
| 2021-08-31 | ET GATHERING PROCESSING LLC / JET COMPRESSOR STATION | JET, Alfalfa, OK | Pass | State |
| 2021-08-31 | XTO ENERGY INC / SKYTRAIN COMPRESSOR STATION | BAUM, Carter, OK | Pass | State |
| 2021-08-31 | XTO ENERGY INC / SKYTRAIN COMPRESSOR STATION | BAUM, Carter, OK | Pass | State |
| 2021-08-31 | TOM STACK LLC / CHISHOLM PLANT | CASHION, Kingfisher, OK | Pass | State |
| 2021-08-31 | TOM STACK LLC / BENNETT COMPRESSOR STATION | STILLWATER, Payne, OK | Pass | State |
| 2021-08-31 | DCP OPERATING CO LP / SHOLEM GAS PLANT | VELMA, Stephens, OK | Pass | State |
| 2021-08-31 | DCP OPERATING CO LP / SHOLEM GAS PLANT | VELMA, Stephens, OK | Pass | State |
| 2021-08-30 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2021-08-30 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2021-08-30 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2021-08-30 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2021-08-30 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2021-08-30 | ET GATHERING PROCESSING LLC / BOBCAT COMPRESSOR STATION | HYDRO, Blaine, OK | Pass | State |
| 2021-08-30 | TOM STACK LLC / SPINDLETAP COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2021-08-30 | DCP OPERATING CO LP / FORREST HILLS STATION | GUTHRIE, Logan, OK | Pass | State |
| 2021-08-30 | DCP OPERATING CO LP / FORREST HILLS STATION | GUTHRIE, Logan, OK | Pass | State |
| 2021-08-30 | XTO ENERGY INC / CHAMPION COMPRESSOR STATION | MARIETTA, Love, OK | Pass | State |
| 2021-08-30 | XTO ENERGY INC / CHAMPION COMPRESSOR STATION | MARIETTA, Love, OK | Pass | State |
| 2021-08-30 | OG AND E / MUSKOGEE GENERATING STATION — high-priority violation on file | FORT GIBSON, Muskogee, OK | Pass | State |
| 2021-08-30 | OG AND E / MUSKOGEE GENERATING STATION — high-priority violation on file | FORT GIBSON, Muskogee, OK | Pass | State |
| 2021-08-30 | DCP OPERATING CO LP / SHOLEM GAS PLANT | VELMA, Stephens, OK | Pass | State |
| 2021-08-30 | DCP OPERATING CO LP / SHOLEM GAS PLANT | VELMA, Stephens, OK | Pass | State |
| 2021-08-26 | ET GATHERING PROCESSING LLC / MORRIS COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2021-08-26 | ET GATHERING PROCESSING LLC / MORRIS COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2021-08-25 | ET GATHERING PROCESSING LLC / GRADY COMPRESSOR STATION | CHICKASHA, Grady, OK | Pass | State |
| 2021-08-25 | ET GATHERING PROCESSING LLC / GRADY COMPRESSOR STATION | CHICKASHA, Grady, OK | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.