EPA Air · violations by state and year

High-priority air violations in Oklahoma, 2026

43Violations

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 2026; one facility can appear more than once, because this is a record of what happened rather than a list of places.

Counties in Oklahoma, 2026

Oklahoma, other years

High-priority air violations recorded in Oklahoma, 2026

Date	Facility	Where	Kind	Agency
2026-06-17	PAN PACIFIC / PAN PACIFIC BROKEN BOW PLANT — high-priority violation on file	BROKEN BOW, McCurtain, OK	Earliest FRV determination	State
2026-06-15	ROLL OFFS OF AMERICA INC / ROLL OFFS OF AMERICA — high-priority violation on file	DURANT, Bryan, OK	Earliest FRV determination	State
2026-06-10	GEORGIA PACIFIC GYPSUM LLC / FLETCHER GYPSUM WALLBOARD — high-priority violation on file	FLETCHER, Comanche, OK	Earliest FRV determination	State
2026-06-08	UNIVERSITY OF OKLAHOMA / UNIVERSITY OF OKLAHOMA — high-priority violation on file	NORMAN, Cleveland, OK	Earliest FRV determination	State
2026-06-05	MAGELLAN PIPELINE CO LP / PONCA CITY STATION — high-priority violation on file	PONCA CITY, Kay, OK	Earliest FRV determination	State
2026-06-02	SOUTHERN STAR CTL GAS PIPELINE INC / BLACKWELL COMPRESSOR STATION — high-priority violation on file	BLACKWELL, Kay, OK	Earliest FRV determination	State
2026-06-02	VICINITY ENERGY TULSA INC / HEATING AND COOLING PLANT — high-priority violation on file	TULSA, Tulsa, OK	HPV day-zero determination	State
2026-05-25	PHILLIPS 66 CO - PONCA CITY REFINERY / PONCA CITY REFINERY — high-priority violation on file	PONCA CITY, Kay, OK	Earliest FRV determination	State
2026-05-21	CONTINENTAL CARBON CO / CARBON BLACK PRODUCTION FACILITY — high-priority violation on file	PONCA CITY, Kay, OK	Earliest FRV determination	State
2026-05-21	MARKWEST OKLAHOMA GAS CO LLC / MYER MOUNTAIN COMPRESSOR STATION — high-priority violation on file	SCIPIO, Pittsburg, OK	Earliest FRV determination	State
2026-05-11	LATHAM POOL PRODUCTS INC / LATHAM POOLS - SEMINOLE — high-priority violation on file	SEMINOLE, Seminole, OK	Earliest FRV determination	State
2026-05-08	MARKWEST OKLAHOMA GAS CO LLC / BUTLER ARAPAHO GAS PLANT — high-priority violation on file	BUTLER, Custer, OK	HPV day-zero determination	State
2026-05-07	WEBCO IND INC / STAR CENTER — high-priority violation on file	SAND SPRINGS, Tulsa, OK	Earliest FRV determination	State
2026-05-06	SANTA FE OPERATING LLC / PINEHOLLOW FACILITY — high-priority violation on file	STUART, Pittsburg, OK	Earliest FRV determination	State
2026-04-29	OG AND E / REDBUD POWER PLANT — high-priority violation on file	LUTHER, Oklahoma, OK	Earliest FRV determination	State
2026-04-13	TPL ARKOMA HOLDINGS LLC / COALGATE TUPELO STONEWALL GAS PLANT — high-priority violation on file	COALGATE, Coal, OK	Earliest FRV determination	State
2026-04-13	SOUTH BOW USA LP / CUSHING TANK TERMINAL — high-priority violation on file	AGRA, Lincoln, OK	Earliest FRV determination	State
2026-04-09	WEBCO IND INC / SOUTHWEST TUBE — high-priority violation on file	SAND SPRINGS, Tulsa, OK	Earliest FRV determination	State
2026-04-06	DCP OPERATING CO LP / KINGFISHER NATURAL GAS PROCESSING PLAN — high-priority violation on file	CASHION, Kingfisher, OK	Earliest FRV determination	State
2026-04-01	OVERLAND MATERIAL AND MANUFACTURING INC / ASTEC 3 — high-priority violation on file	MILL CREEK, Johnston, OK	Earliest FRV determination	State
2026-03-27	ONEOK HYDROCARBON LP / MEDFORD FRACTIONATOR — high-priority violation on file	MEDFORD, Grant, OK	Earliest FRV determination	State
2026-03-27	SUPERIOR MIDSTREAM LLC / CASHION GAS PLANT — high-priority violation on file	CASHION, Logan, OK	Earliest FRV determination	State
2026-03-27	DCP OPERATING CO LP / CIMARRON NATURAL GAS PROCESSING PLANT — high-priority violation on file	RICHMOND, Woodward, OK	Earliest FRV determination	State
2026-03-23	FIBER GLASS SYS / FIBER GLASS SYSTEMS LP — high-priority violation on file	SAND SPRINGS, Tulsa, OK	Earliest FRV determination	State
2026-03-05	OG AND E / FRONTIER GENERATING STATION — high-priority violation on file	OKLAHOMA CITY, Oklahoma, OK	Earliest FRV determination	State
2026-02-27	DCP OPERATING CO LP / BRADLEY COMPRESSOR STATION — high-priority violation on file	LINDSAY, Garvin, OK	Earliest FRV determination	State
2026-02-13	PUBLIC SERVICE COMPANY OF OKLAHOMA / PSO NORTHEASTERN POWER STATION — high-priority violation on file	OOLOGAH, Rogers, OK	Earliest FRV determination	State
2026-02-11	MUSTANG GAS PRODUCTS LLC / RINGWOOD GAS PLANT — high-priority violation on file	RINGWOOD, Major, OK	Earliest FRV determination	State
2026-02-05	GEMINI COATINGS INC / EL RENO PLANT — high-priority violation on file	EL RENO, Canadian, OK	Earliest FRV determination	State
2026-01-28	DCP OPERATING CO LP / SUNSET BOOSTER STATION — high-priority violation on file	THOMAS, Custer, OK	Earliest FRV determination	State
2026-01-27	NATURAL GAS PIPELINE CO OF AMERICA / COMPRESSOR STATION 184 — high-priority violation on file	SAYRE, Beckham, OK	Earliest FRV determination	State
2026-01-22	FIBER GLASS SYSTEMS LP TULSA / TULSA FACILITY — high-priority violation on file	TULSA, Tulsa, OK	HPV day-zero determination	State
2026-01-20	PEOPLES ELECTRIC COOP / CENTRAHOMA — high-priority violation on file	CENTRAHOMA, Coal, OK	Earliest FRV determination	State
2026-01-20	PEOPLES ELECTRIC COOP / TARGA — high-priority violation on file	CENTRAHOMA, Coal, OK	Earliest FRV determination	State
2026-01-20	BISON METALS TECHNOLOGIES LLC / BISON METALS TECHNOLOGIES LLC — high-priority violation on file	SHAWNEE, Pottawatomie, OK	Earliest FRV determination	State
2026-01-16	PUBLIC SERVICE COMPANY OF OKLAHOMA / GREEN COUNTRY POWER STATION — high-priority violation on file	JENKS, Tulsa, OK	Earliest FRV determination	State
2026-01-14	INTEGRIS BAPTIST MEDICAL CTR / 3300 NW EXPRESSWAY — high-priority violation on file	OKLAHOMA CITY, Oklahoma, OK	Earliest FRV determination	State
2026-01-07	DCP OPERATING CO LP / LINDSAY PANTHER CREEK COMPRESSOR STATI — high-priority violation on file	ANTIOCH, Garvin, OK	Earliest FRV determination	State
2026-01-05	TOM STACK LLC / ANTHEM COMPRESSOR FACILITY — high-priority violation on file	EL RENO, Canadian, OK	Earliest FRV determination	State
2026-01-05	MICHELIN N AMERICA INC / ARDMORE TIRE PLANT — high-priority violation on file	ARDMORE, Carter, OK	Earliest FRV determination	State
2026-01-05	DCP OPERATING CO LP / HOBIT COMPRESSOR STATION — high-priority violation on file	ARNETT, Ellis, OK	Earliest FRV determination	State
2026-01-02	DCP OPERATING CO LP / CHITWOOD GAS PLANT — high-priority violation on file	ALEX, Grady, OK	Earliest FRV determination	State
2026-01-02	KIMBERLY CLARK CORP / JENKS FACILITY — high-priority violation on file	JENKS, Tulsa, OK	Earliest FRV determination	State

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