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 |
|---|---|---|---|---|
| 2021-03-31 | DCP OPERATING CO LP / SUNDOWN COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2021-03-31 | DCP OPERATING CO LP / SUNDOWN COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2021-03-31 | MARKWEST OKLAHOMA GAS CO LLC / JAMES COMPRESSOR STATION | OKARCHE, Kingfisher, OK | Pass | State |
| 2021-03-31 | MARKWEST OKLAHOMA GAS CO LLC / JAMES COMPRESSOR STATION | OKARCHE, Kingfisher, OK | Pass | State |
| 2021-03-31 | LONE STAR IND INC DBA BUZZI UNICEM USA / PRYOR CEMENT FACILITY | PRYOR, Mayes, OK | Pass | State |
| 2021-03-31 | DCP OPERATING CO LP / CROSSROADS COMPRESSOR STATION | MARLOW, Stephens, OK | Pass | State |
| 2021-03-30 | XTO ENERGY INC / BERWYN CDP COMPRESSOR STATION | ARDMORE, Carter, OK | Pass | State |
| 2021-03-30 | XTO ENERGY INC / BERWYN CDP COMPRESSOR STATION | ARDMORE, Carter, OK | Pass | State |
| 2021-03-30 | DCP OPERATING CO LP / SUNDOWN COMPRESSOR STATION | BRADLEY, Grady, OK | Pass | State |
| 2021-03-30 | MARKWEST OKLAHOMA GAS CO LLC / JAMES COMPRESSOR STATION | OKARCHE, Kingfisher, OK | Pass | State |
| 2021-03-30 | MARKWEST OKLAHOMA GAS CO LLC / JAMES COMPRESSOR STATION | OKARCHE, Kingfisher, OK | Pass | State |
| 2021-03-29 | PALO DURO G AND P OKLAHOMA LP / BIG MAC COMPRESSOR STATION | ELK CITY, Beckham, OK | Pass | State |
| 2021-03-29 | PALO DURO G AND P OKLAHOMA LP / BIG MAC COMPRESSOR STATION | ELK CITY, Beckham, OK | Pass | State |
| 2021-03-29 | XTO ENERGY INC / BERWYN CDP COMPRESSOR STATION | ARDMORE, Carter, OK | Pass | State |
| 2021-03-29 | XTO ENERGY INC / BERWYN CDP COMPRESSOR STATION | ARDMORE, Carter, OK | Pass | State |
| 2021-03-29 | XTO ENERGY INC / BERWYN CDP COMPRESSOR STATION | ARDMORE, Carter, OK | Pass | State |
| 2021-03-29 | MARKWEST OKLAHOMA GAS CO LLC / JAMES COMPRESSOR STATION | OKARCHE, Kingfisher, OK | Pass | State |
| 2021-03-29 | MARKWEST OKLAHOMA GAS CO LLC / JAMES COMPRESSOR STATION | OKARCHE, Kingfisher, OK | Pass | State |
| 2021-03-27 | OG AND E / SOONER GENERATING STATION | RED ROCK, Noble, OK | Pass | State |
| 2021-03-26 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2021-03-26 | MARKWEST OKLAHOMA GAS CO LLC / DOVER COMPRESSOR STATION | DOVER, Kingfisher, OK | Pass | State |
| 2021-03-26 | OG AND E / RIVER VALLEY GENERATING STATION | PANAMA, Le Flore, OK | Pass | State |
| 2021-03-25 | MEWBOURNE OIL CO / LAKE VINCENT 12 MD 1HM | SHATTUCK, Ellis, OK | Pass | State |
| 2021-03-25 | MEWBOURNE OIL CO / SHEFFIELD 21 28 JO 1HC SHEFFIELD 21 2 | SHATTUCK, Ellis, OK | Pass | State |
| 2021-03-25 | OG AND E / RIVER VALLEY GENERATING STATION | PANAMA, Le Flore, OK | Pass | State |
| 2021-03-25 | OG AND E / RIVER VALLEY GENERATING STATION | PANAMA, Le Flore, OK | Pass | State |
| 2021-03-24 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2021-03-24 | ONEOK FIELD SERVICES CO LLC / SMALLWOOD COMPRESSOR STATION | BUTLER, Custer, OK | Pass | State |
| 2021-03-24 | MEWBOURNE OIL CO / MARVEL 10AP 1HM | ARNETT, Ellis, OK | Pass | State |
| 2021-03-24 | OG AND E / RIVER VALLEY GENERATING STATION | PANAMA, Le Flore, OK | Pass | State |
| 2021-03-24 | SANTA FE OPERATING LLC / PINEHOLLOW FACILITY — high-priority violation on file | STUART, Pittsburg, OK | Pass | State |
| 2021-03-23 | VALIDUS ENERGY II MIDCON LLC / MADELINE 2 4 9XHM | WATONGA, Blaine, OK | Pass | State |
| 2021-03-23 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2021-03-23 | ET GATHERING PROCESSING LLC / KNIGHTS COMPRESSOR STATION | ARNETT, Ellis, OK | Pass | State |
| 2021-03-23 | UNBRIDLED RESOURCES LLC / BERRYMAN CTB | ARNETT, Ellis, OK | Pass | State |
| 2021-03-23 | MEWBOURNE OIL CO / SANSING UNIT 2H | ARNETT, Ellis, OK | Pass | State |
| 2021-03-22 | ET GATHERING PROCESSING LLC / SAINTS COMPRESSOR STATION | SHATTUCK, Ellis, OK | Pass | State |
| 2021-03-19 | MEWBOURNE OIL CO / CLAYTON 26 AP 3HM | SHATTUCK, Ellis, OK | Pass | State |
| 2021-03-19 | CONTINENTAL CARBON CO / CARBON BLACK PRODUCTION FACILITY — high-priority violation on file | PONCA CITY, Kay, OK | Pass | State |
| 2021-03-19 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-03-19 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-03-19 | MARKWEST OKLAHOMA GAS CO LLC / STANGL COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2021-03-19 | MARKWEST OKLAHOMA GAS CO LLC / STANGL COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2021-03-18 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2021-03-18 | MARKWEST OKLAHOMA GAS CO LLC / OKARCHE COMPRESSOR STATION | OKARCHE, Canadian, OK | Pass | State |
| 2021-03-18 | MEWBOURNE OIL CO / RIBEYE 33 PA 1HM WALLEYE 4 AP 1HM | SHATTUCK, Ellis, OK | Pass | State |
| 2021-03-18 | MEWBOURNE OIL CO / YODER 12 OB 2HM | SHATTUCK, Ellis, OK | Pass | State |
| 2021-03-18 | MEWBOURNE OIL CO / DEAL 35DM 2HC | SHATTUCK, Ellis, OK | Pass | State |
| 2021-03-18 | CONTINENTAL RESOURCES / JAMES TRUST 1 24 23XHW | KATIE, Garvin, OK | Pass | State |
| 2021-03-18 | TRINITY OPERATING USG LLC / BERTHA EAST PAD WEST RELAY FIELD | CALVIN, Hughes, OK | Pass | State |
| 2021-03-18 | MARKWEST OKLAHOMA GAS CO LLC / KINGFISHER COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2021-03-18 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-03-18 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-03-17 | MARKWEST OKLAHOMA GAS CO LLC / WATONGA COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2021-03-17 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2021-03-17 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-03-17 | MARKWEST OKLAHOMA GAS CO LLC / LOYAL COMPRESSOR STATION | LOYAL, Kingfisher, OK | Pass | State |
| 2021-03-17 | MARKWEST OKLAHOMA GAS CO LLC / DOROTHY COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2021-03-17 | MUSTANG GAS PRODUCTS LLC / SILVER LAKE GAS PLANT | AMES, Major, OK | Pass | State |
| 2021-03-16 | PARK ENERGY SERVICES LLC / MIDCON HINTON SHOP | HINTON, Caddo, OK | Pass | State |
| 2021-03-16 | DIVERSIFIED PRODUCTION LLC / OLIVE LEE 1H 22 | SEILING, Dewey, OK | Pass | State |
| 2021-03-16 | DIVERSIFIED PRODUCTION LLC / JONES 31 30 19 14 4H WELL PAD | CANTON, Dewey, OK | Pass | State |
| 2021-03-16 | MEWBOURNE OIL CO / DIAMONDEYE 28 MD 1HM | SHATTUCK, Ellis, OK | Pass | State |
| 2021-03-16 | CONTINENTAL RESOURCES / EARLY 5 29 32XHW RK MORRIS 6 29 20 17X | ALEX, Grady, OK | Pass | State |
| 2021-03-16 | CONTINENTAL RESOURCES / RK MORRIS 2 29 20 17XHW EARLY 4 29 32X | ALEX, Grady, OK | Pass | State |
| 2021-03-16 | CONTINENTAL RESOURCES / UMBACH 4 21 28 33XHW UMBACH 5 21 28 33 | ALEX, Grady, OK | Pass | State |
| 2021-03-16 | CONTINENTAL RESOURCES / UMBACH 2 21 28 33XHW | ALEX, Grady, OK | Pass | State |
| 2021-03-16 | CONTINENTAL CARBON CO / CARBON BLACK PRODUCTION FACILITY — high-priority violation on file | PONCA CITY, Kay, OK | Pass | State |
| 2021-03-16 | ET GATHERING PROCESSING LLC / BLACK KETTLE COMPRESSOR STATION | REYDON, Roger Mills, OK | Pass | State |
| 2021-03-16 | MEWBOURNE OIL CO / EDWIN 30 MD 1HT | LEEDEY, Roger Mills, OK | Pass | State |
| 2021-03-15 | MUSTANG GAS PRODUCTS LLC / BINGER GAS PLANT | BINGER, Caddo, OK | Pass | State |
| 2021-03-15 | TOM STACK LLC / CHISHOLM PLANT | CASHION, Kingfisher, OK | Pass | State |
| 2021-03-15 | OG AND E / SOONER GENERATING STATION | RED ROCK, Noble, OK | Pass | State |
| 2021-03-15 | ET GATHERING PROCESSING LLC / BIG TREE COMPRESSOR STATION | REYDON, Roger Mills, OK | Pass | State |
| 2021-03-15 | ET GATHERING PROCESSING LLC / BIG TREE COMPRESSOR STATION | REYDON, Roger Mills, OK | Pass | State |
| 2021-03-14 | FW MIDCON I LLC / BARLOW 1305 1 18MH | PIEDMONT, Canadian, OK | Pass | State |
| 2021-03-12 | COTERRA ENERGY OPERATING CO / JIMMIE COM 1H 3019X SHELLY 1H 3106X FA | COGAR, Canadian, OK | Pass | State |
| 2021-03-12 | XTO ENERGY INC / POWERS 1 28H21 PRODUCTION SITE | DICKSON, Carter, OK | Pass | State |
| 2021-03-12 | MARKWEST OKLAHOMA GAS CO LLC / WEST RELAY COMPESSOR STATION | HORNTOWN, Hughes, OK | Pass | State |
| 2021-03-12 | XTO ENERGY INC / CLARENCE 1 29H28 FOSTER 1 29H PRODUCT | VELMA, Stephens, OK | Pass | State |
| 2021-03-11 | MARKWEST OKLAHOMA GAS CO LLC / CUSTER STABILIZATION STATION | ARAPAHO, Custer, OK | Pass | State |
| 2021-03-11 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / ROBINSON COMPRESSOR STATION | CANTON, Dewey, OK | Pass | State |
| 2021-03-11 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / ROBINSON COMPRESSOR STATION | CANTON, Dewey, OK | Pass | State |
| 2021-03-11 | TRINITY OPERATING USG LLC / JODY EAST PAD WEST RELAY FIELD | CALVIN, Hughes, OK | Pass | State |
| 2021-03-11 | SUPERIOR MIDSTREAM LLC / REEDING COMPRESSOR STATION | CASHION, Kingfisher, OK | Pass | State |
| 2021-03-11 | SUPERIOR MIDSTREAM LLC / REEDING COMPRESSOR STATION | CASHION, Kingfisher, OK | Pass | State |
| 2021-03-10 | PALO DURO G AND P OKLAHOMA LP / HOGSHOOTER COMPRESSOR STATION | SWEETWATER, Beckham, OK | Pass | State |
| 2021-03-10 | PALO DURO G AND P OKLAHOMA LP / HOGSHOOTER COMPRESSOR STATION | SWEETWATER, Beckham, OK | Pass | State |
| 2021-03-10 | SUPERIOR MIDSTREAM LLC / REEDING COMPRESSOR STATION | CASHION, Kingfisher, OK | Pass | State |
| 2021-03-10 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / FISHER COMPRESSOR STATION | CHESTER, Major, OK | Pass | State |
| 2021-03-10 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / CANTON COMPRESSOR STATION | FAIRVIEW, Major, OK | Pass | State |
| 2021-03-10 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / CANTON COMPRESSOR STATION | FAIRVIEW, Major, OK | Pass | State |
| 2021-03-10 | ET GATHERING PROCESSING LLC / ROBBERSON COMPRESSOR STATION | BRAY, Stephens, OK | Pass | State |
| 2021-03-09 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / SOUTH CHEROKEE COMPRESSOR STATION | CHEROKEE, Alfalfa, OK | Pass | State |
| 2021-03-09 | REDCLIFF MIDSTREAM LLC / CANADIAN RIVER COMPRESSOR STATION | WATONGA, Blaine, OK | Pass | State |
| 2021-03-09 | MLA MIDSTREAM LLC / POD 4 OIL AND GAS PRODUCTION FACILITY | COALGATE, Coal, OK | Pass | State |
| 2021-03-09 | TARGA PIPELINE MIDCONTINENT WESTOK LLC / SMITH COMPRESSOR STATION | WAKITA, Grant, OK | Pass | State |
| 2021-03-09 | SUPERIOR MIDSTREAM LLC / REEDING COMPRESSOR STATION | CASHION, Kingfisher, OK | Pass | State |
| 2021-03-09 | OG AND E / MUSKOGEE GENERATING STATION — high-priority violation on file | FORT GIBSON, Muskogee, OK | Pass | State |
| 2021-03-09 | OG AND E / MUSKOGEE GENERATING STATION — high-priority violation on file | FORT GIBSON, Muskogee, OK | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.