EPA Air · violations by state and year
High-priority air violations in Oklahoma, 2025
- 311Violations
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a source; a federally reportable violation is the next step down in severity. Every violation below was recorded against a source in Oklahoma during 2025; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Oklahoma, 2025
- Canadian County 33
- Grady County 32
- Blaine County 27
- Dewey County 17
- Kingfisher County 16
- Tulsa County 15
- Garvin County 14
- Logan County 11
- Carter County 11
- Oklahoma County 10
- Custer County 10
- Pittsburg County 9
- Caddo County 8
- McClain County 8
- Roger Mills County 7
- Coal County 7
- Mayes County 6
- Texas County 5
- Ellis County 5
- Beaver County 4
- Beckham County 4
- Kay County 3
- Muskogee County 3
- Pontotoc County 3
- Woodward County 3
Oklahoma, other years
High-priority air violations recorded in Oklahoma, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-18 | P AND K STONE LLC / MILL CREEK QUARRY — high-priority violation on file | MILL CREEK, Johnston, OK | Earliest FRV determination | State |
| 2025-12-18 | WW TRAILER MANUFACTURERS INC / MADILL TRAILER MFG AND SALES — high-priority violation on file | MADILL, Marshall, OK | Earliest FRV determination | State |
| 2025-12-18 | ASSOCIATED ELECTRIC COOPERATIVE INC / CHOUTEAU POWER PLANT — high-priority violation on file | CHOUTEAU, Mayes, OK | Earliest FRV determination | State |
| 2025-12-18 | GENERAL SHALE BRICK INC / GSBI PLANT 68 DBA RED RIVER BRICK — high-priority violation on file | MUSKOGEE, Muskogee, OK | Earliest FRV determination | State |
| 2025-12-02 | MARKWEST OKLAHOMA GAS CO LLC / BUFFALO CREEK PROCESSING PLANT — high-priority violation on file | SAYRE, Beckham, OK | Earliest FRV determination | State |
| 2025-12-02 | LSB CHEMICAL LLC / PRYOR CHEMICAL — high-priority violation on file | PRYOR, Mayes, OK | Earliest FRV determination | State |
| 2025-12-01 | TERRACORE MATERIALS LLC / TERRACORE MATERIALS LLC — high-priority violation on file | SHADY POINT, Le Flore, OK | Earliest FRV determination | State |
| 2025-11-26 | BCE MACH III MIDSTREAM HOLDINGS LLC / LINCOLN GAS PLANT — high-priority violation on file | KINGFISHER, Kingfisher, OK | HPV day-zero determination | State |
| 2025-11-21 | UNBRIDLED RESOURCES LLC / GROSS CTB — high-priority violation on file | ARNETT, Ellis, OK | Earliest FRV determination | State |
| 2025-11-20 | SANGUINE GAS EXPLORATION LLC / SWEETIN 1 5H32 — high-priority violation on file | KIOWA, Pittsburg, OK | Earliest FRV determination | State |
| 2025-11-20 | CITATION OIL AND GAS CORP / NORTH BASIN 2 13HW TANK BATTERY — high-priority violation on file | VELMA, Stephens, OK | Earliest FRV determination | State |
| 2025-11-20 | OVERLAND MATERIAL AND MANUFACTURING INC / ASTEC 6 — high-priority violation on file | ADA, Pontotoc, OK | Earliest FRV determination | State |
| 2025-11-13 | AMERISTAR PERIMETER SECURITY USA INC / AMERISTAR PERIMETER SECURITY USA INC — high-priority violation on file | TULSA, Tulsa, OK | Earliest FRV determination | State |
| 2025-11-12 | TINKER AFB LOGISTICS CTR / MIDWEST CITY AIR DEPOT — high-priority violation on file | MIDWEST CITY, Oklahoma, OK | Earliest FRV determination | State |
| 2025-11-12 | HF SINCLAIR TULSA REFINING LLC / TULSA REFINERY WEST — high-priority violation on file | TULSA, Tulsa, OK | Earliest FRV determination | State |
| 2025-11-12 | HF SINCLAIR TULSA REFINING LLC / TULSA REFINERY WEST — high-priority violation on file | TULSA, Tulsa, OK | Earliest FRV determination | State |
| 2025-11-12 | HF SINCLAIR TULSA REFINING LLC / TULSA REFINERY EAST — high-priority violation on file | TULSA, Tulsa, OK | Earliest FRV determination | State |
| 2025-11-06 | WARWICK JUPITER LLC / COYOTE HILLS FACILITY — high-priority violation on file | COX CITY, Grady, OK | Earliest FRV determination | State |
| 2025-11-04 | ET GATHERING PROCESSING LLC / GRACEMONT WEST CADDO COMPRESSOR STATIO — high-priority violation on file | GRACEMONT, Caddo, OK | Earliest FRV determination | State |
| 2025-11-03 | ET GATHERING PROCESSING LLC / HINTON COMPRESSOR STATION — high-priority violation on file | HINTON, Caddo, OK | Earliest FRV determination | State |
| 2025-11-02 | NEMAHA GAS GATHERING LLC / INTERCONNECT COMPRESSOR STATION — high-priority violation on file | CRESCENT, Logan, OK | Earliest FRV determination | State |
| 2025-10-30 | MUSTANG GAS PRODUCTS LLC / DOVER HENNESSEY GAS PLANT — high-priority violation on file | HENNESSEY, Kingfisher, OK | Earliest FRV determination | State |
| 2025-10-28 | AMERICAN GYPSUM CO LLC / GYPSUM WALLBOARD PLANT — high-priority violation on file | DUKE, Jackson, OK | Earliest FRV determination | State |
| 2025-10-27 | MUSTANG GAS PRODUCTS LLC / RODMAN GAS PLANT — high-priority violation on file | DRUMMOND, Garfield, OK | Earliest FRV determination | State |
| 2025-10-27 | OG AND E / MUSKOGEE GENERATING STATION — high-priority violation on file | FORT GIBSON, Muskogee, OK | Earliest FRV determination | State |
| 2025-10-24 | NEWELL COACH CORP / NEWELL COACH MIAMI PLANT — high-priority violation on file | MIAMI, Ottawa, OK | Earliest FRV determination | State |
| 2025-10-16 | VALIDUS ENERGY II MIDCON LLC / MORGAN 1 19UWM — high-priority violation on file | LINDSAY, Garvin, OK | Earliest FRV determination | State |
| 2025-10-16 | VALIDUS ENERGY II MIDCON LLC / CLYDESDALE LILY WEST — high-priority violation on file | LINDSAY, Garvin, OK | Earliest FRV determination | State |
| 2025-10-16 | VALIDUS ENERGY II MIDCON LLC / CAMPOLINA 1 29 20USH — high-priority violation on file | ERIN SPRINGS, Garvin, OK | Earliest FRV determination | State |
| 2025-10-15 | MERIT ENERGY CO / RED OAK EAST LEG COMPRESSOR STATION — high-priority violation on file | RED OAK, Latimer, OK | Earliest FRV determination | State |
| 2025-10-09 | EURECAT US INC / CATALYST REGENERATION PLANT — high-priority violation on file | MCALESTER, Pittsburg, OK | Earliest FRV determination | State |
| 2025-10-08 | PRYOR ASPHALT LLC / PRYOR ASPHALT — high-priority violation on file | PRYOR, Mayes, OK | Earliest FRV determination | State |
| 2025-10-06 | ET GATHERING PROCESSING LLC / COX CITY PROCESSING PLANT — high-priority violation on file | RUSH SPRINGS, Grady, OK | Earliest FRV determination | State |
| 2025-09-30 | DCP OPERATING CO LP / OKARCHE PLANT | OKARCHE, Kingfisher, OK | Earliest FRV determination | State |
| 2025-09-26 | DOLESE BROS CO / RICHARDS SPUR QUARRY — high-priority violation on file | ELGIN, Comanche, OK | HPV day-zero determination | State |
| 2025-09-26 | MARKWEST OKLAHOMA GAS CO LLC / VERNER COMPRESSOR STATION | HAYWOOD, Pittsburg, OK | Earliest FRV determination | State |
| 2025-09-25 | ET GATHERING PROCESSING LLC / ROSE VALLEY PLANT | ALVA, Woods, OK | Earliest FRV determination | State |
| 2025-09-24 | PHILLIPS 66 CO - PONCA CITY REFINERY / PONCA CITY REFINERY — high-priority violation on file | PONCA CITY, Kay, OK | HPV day-zero determination | State |
| 2025-09-24 | PHILLIPS 66 CO - PONCA CITY REFINERY / PONCA CITY REFINERY — high-priority violation on file | PONCA CITY, Kay, OK | Earliest FRV determination | State |
| 2025-09-21 | WYNNEWOOD REFINING CO LLC / WYNNEWOOD REFINERY — high-priority violation on file | WYNNEWOOD, Garvin, OK | Earliest FRV determination | State |
| 2025-09-21 | WYNNEWOOD REFINING CO LLC / WYNNEWOOD REFINERY — high-priority violation on file | WYNNEWOOD, Garvin, OK | Earliest FRV determination | State |
| 2025-09-18 | ONEOK FIELD SERVICES CO LLC / CUSTER GAS PLANT | CUSTER CITY, Custer, OK | Earliest FRV determination | State |
| 2025-09-15 | ARROW ENGINE COMPANY / ARROW ENGINE COMPANY TULSA FACILITY | TULSA, Tulsa, OK | Earliest FRV determination | State |
| 2025-09-05 | UNBRIDLED RESOURCES LLC / HURST BOUGHAN CTB | ARNETT, Ellis, OK | Earliest FRV determination | State |
| 2025-09-05 | ONEOK FIELD SERVICES CO LLC / MAYSVILLE GAS PLANT | MAYSVILLE, Garvin, OK | Earliest FRV determination | State |
| 2025-09-05 | DOLESE BROS CO / ROOSEVELT QUARRY | ROOSEVELT, Kiowa, OK | Earliest FRV determination | State |
| 2025-09-05 | MCCABE IND MINERALS INC / HENNEPIN GRANULE PLANT | DAVIS, Murray, OK | Earliest FRV determination | State |
| 2025-09-04 | ET GATHERING PROCESSING LLC / BEAVER GAS PLANT | BEAVER, Beaver, OK | Earliest FRV determination | State |
| 2025-09-02 | ARMACELL LLC / OKLAHOMA POLYETHYLENE FOAM EXTRUSION P | YUKON, Canadian, OK | Earliest FRV determination | State |
| 2025-08-28 | ONEOK FIELD SERVICES CO LLC / CANADIAN VALLEY GAS PLANT | CALUMET, Canadian, OK | Earliest FRV determination | State |
| 2025-08-27 | ENERFIN GATHERING EAST LLC / TECUMSEH GAS PLANT | TECUMSEH, Pottawatomie, OK | Earliest FRV determination | State |
| 2025-08-26 | WEBCO IND INC / STAR CENTER — high-priority violation on file | SAND SPRINGS, Tulsa, OK | Earliest FRV determination | State |
| 2025-08-25 | GULFPORT MIDCON LLC / SCR A PAD | RUSH SPRINGS, Grady, OK | Earliest FRV determination | State |
| 2025-08-25 | GULFPORT MIDCON LLC / O NEAL A PAD | ALEX, Grady, OK | Earliest FRV determination | State |
| 2025-08-25 | GULFPORT MIDCON LLC / FOWLER C PAD | ALEX, Grady, OK | Earliest FRV determination | State |
| 2025-08-25 | GULFPORT MIDCON LLC / ANGELA SOUTH A PAD | ALEX, Grady, OK | Earliest FRV determination | State |
| 2025-08-22 | IRON HORSE MIDSTREAM LLC / CRUSADER COMPRESSOR STATION | EL RENO, Canadian, OK | Earliest FRV determination | State |
| 2025-08-22 | WYNNEWOOD REFINING CO LLC / WYNNEWOOD REFINERY — high-priority violation on file | WYNNEWOOD, Garvin, OK | HPV day-zero determination | State |
| 2025-08-22 | IRON HORSE MIDSTREAM LLC / BUFFALO COMPRESSOR STATION | AMBER, Grady, OK | Earliest FRV determination | State |
| 2025-08-22 | IRON HORSE MIDSTREAM LLC / SILVER PIGEON COMPRESSOR STATION | NINNEKAH, Grady, OK | Earliest FRV determination | State |
| 2025-08-20 | TJ CAMPBELL CONSTRUCTION CO / NORTH PLANT | EDMOND, Logan, OK | Earliest FRV determination | State |
| 2025-08-19 | BREITBURN OPERATING LP / WEST HOUGH MORROW STATION | GUYMON, Texas, OK | Earliest FRV determination | State |
| 2025-08-14 | NEMAHA GAS GATHERING LLC / INTERCONNECT COMPRESSOR STATION — high-priority violation on file | CRESCENT, Logan, OK | Earliest FRV determination | State |
| 2025-08-14 | AMERICAN AIRLINES INC / MAINTENANCE ENGINEERING CENTER | TULSA, Tulsa, OK | Earliest FRV determination | State |
| 2025-08-13 | OILSTONE LLC / SHADY POINT PLANT | SHADY POINT, Le Flore, OK | Earliest FRV determination | State |
| 2025-08-11 | DCP OPERATING CO LP / UNION CITY BOOSTER STATION | UNION CITY, Canadian, OK | Earliest FRV determination | State |
| 2025-08-11 | ONEOK FIELD SERVICES CO LLC / FULLWOOD COMPRESSOR STATION | RUSH SPRINGS, Grady, OK | Earliest FRV determination | State |
| 2025-08-11 | FLEX N GATE OKLAHOMA LLC / ADA MOLDING PLANT | ADA, Pontotoc, OK | Earliest FRV determination | State |
| 2025-08-08 | EOG RESOURCES INC / COLE FARMS 0916 1H PRODUCTION FACILITY | BLANCHARD, McClain, OK | Earliest FRV determination | State |
| 2025-08-08 | EOG RESOURCES INC / COLE FARMS SOUTH CTB | BLANCHARD, McClain, OK | Earliest FRV determination | State |
| 2025-08-08 | HASKELL LEMON GROUP LLC / EAST PLANT | OKLAHOMA CITY, Oklahoma, OK | Earliest FRV determination | State |
| 2025-08-08 | SCOUT ENERGY MANAGEMENT LLC / JAMES RALEY COMPRESSOR STATION | HOOKER, Texas, OK | Earliest FRV determination | State |
| 2025-08-08 | DCP OPERATING CO LP / STRAIGHT COMPRESSOR STATION | GUYMON, Texas, OK | Earliest FRV determination | State |
| 2025-08-08 | ARCHER CLNRS BARTLESVILLE / 2525 S E WASHINGTON BLVD ARCHER CLEANE | BARTLESVILLE, Washington, OK | Earliest FRV determination | State |
| 2025-08-07 | W AND W AFCO STEEL LLC / 1730 W RENO OKLAHOMA CITY PLANT | OKLAHOMA CITY, Oklahoma, OK | Earliest FRV determination | State |
| 2025-07-31 | ET GATHERING PROCESSING LLC / BLACK KETTLE COMPRESSOR STATION | REYDON, Roger Mills, OK | Earliest FRV determination | State |
| 2025-07-30 | PEOPLES ELECTRIC COOP / CENTRAHOMA — high-priority violation on file | CENTRAHOMA, Coal, OK | Earliest FRV determination | State |
| 2025-07-30 | PEOPLES ELECTRIC COOP / TARGA — high-priority violation on file | CENTRAHOMA, Coal, OK | Earliest FRV determination | State |
| 2025-07-30 | PEOPLES ELECTRIC COOP / LITTLE DIXIE FACILITY | CENTRAHOMA, Coal, OK | Earliest FRV determination | State |
| 2025-07-28 | DCP OPERATING CO LP / LOGAN BOOSTER STATION | LOGAN, Beaver, OK | Earliest FRV determination | State |
| 2025-07-28 | JIFFY CLNR / 1302 OKLAHOMA AVE JIFFY CLEANERS | WOODWARD, Woodward, OK | Earliest FRV determination | State |
| 2025-07-24 | GEMINI COATINGS INC / EL RENO PLANT — high-priority violation on file | EL RENO, Canadian, OK | Earliest FRV determination | State |
| 2025-07-24 | MCALESTER ARMY AMMO PLT / AMMUNITION PLANT | MCALESTER, Pittsburg, OK | Earliest FRV determination | State |
| 2025-07-23 | TINKER AFB LOGISTICS CTR / MIDWEST CITY AIR DEPOT — high-priority violation on file | MIDWEST CITY, Oklahoma, OK | Earliest FRV determination | State |
| 2025-07-16 | OG AND E / MUSTANG ENERGY CENTER | OKLAHOMA CITY, Canadian, OK | Earliest FRV determination | State |
| 2025-07-09 | MUSTANG GAS PRODUCTS LLC / KINGFISHER EAST COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Earliest FRV determination | State |
| 2025-07-08 | DCP OPERATING CO LP / DEAN BOOSTER STATION | POCASSET, Grady, OK | Earliest FRV determination | State |
| 2025-07-07 | BOUNTY TRANSFER LLC / CYRIL JT STATION | CYRIL, Caddo, OK | Earliest FRV determination | State |
| 2025-07-07 | MIDWEST COOLING TOWERS INC / FIBERGLASS FABRICATION PROCESSING FACI | CHICKASHA, Grady, OK | Earliest FRV determination | State |
| 2025-07-07 | BEACHCOMBERS LLC / ANTLERS SAWMILL | ANTLERS, Pushmataha, OK | Earliest FRV determination | State |
| 2025-07-02 | DCP OPERATING CO LP / KLEFFMAN D COMPRESSOR STATION | STRAIGHT, Texas, OK | Earliest FRV determination | State |
| 2025-07-01 | TALL OAK WOODFORD LLC / SOLERA COMPRESSOR FACILITY | MCALESTER, Pittsburg, OK | Earliest FRV determination | State |
| 2025-06-28 | WYNNEWOOD REFINING CO LLC / WYNNEWOOD REFINERY — high-priority violation on file | WYNNEWOOD, Garvin, OK | Earliest FRV determination | State |
| 2025-06-26 | PUBLIC SERVICE COMPANY OF OKLAHOMA / PSO RIVERSIDE JENKS POWER STATION | JENKS, Tulsa, OK | Earliest FRV determination | State |
| 2025-06-25 | OK STATE UNIV / OSU STILLWATER | STILLWATER, Payne, OK | Earliest FRV determination | State |
| 2025-06-24 | ET GATHERING PROCESSING LLC / LENORA COMPRESSOR STATION | SEILING, Dewey, OK | Earliest FRV determination | State |
| 2025-06-18 | VALERO REFINING CO - OKLAHOMA / VALERO ARDMORE REFINERY | ARDMORE, Carter, OK | Earliest FRV determination | State |
| 2025-06-18 | DCP OPERATING CO LP / CUMA BOOSTER STATION | OKARCHE, Kingfisher, OK | Earliest FRV determination | State |
| 2025-06-16 | THOROUGHBRED GATHERING LLC / CYCLONE COMPRESSOR STATION | WATONGA, Blaine, OK | Earliest FRV determination | State |
| 2025-06-16 | BCE MACH III MIDSTREAM HOLDINGS LLC / ELMORE CITY GAS PLANT — high-priority violation on file | ELMORE CITY, Garvin, OK | HPV day-zero determination | State |
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Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.