EPA Air · violations by year

High-priority air violations in 2023

5,311Violations

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.

States, 2023

Other years

High-priority air violations recorded in 2023

Date	Facility	Where	Kind	Agency
2023-12-18	BROADWIND HEAVY INDUSTRIES	MANITOWOC, Manitowoc, WI	Earliest FRV determination	State
2023-12-15	MARTINEZ REFINING COMPANY LLC (PREVIOUSLY SHELL OIL PRODUCTS US, MARTINEZ REF.) — high-priority violation on file	MARTINEZ, Contra Costa, CA	HPV day-zero determination	Local
2023-12-15	ZINPRO CORP - SHELL ROCK	SHELL ROCK, Butler, IA	Earliest FRV determination	State
2023-12-15	DAVENPORT MANUFACTURING GROUP	FREMONT, Steuben, IN	Earliest FRV determination	State
2023-12-15	HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file	MITCHELL, Lawrence, IN	Earliest FRV determination	State
2023-12-15	ZIMMER BIOMET INC. — high-priority violation on file	WARSAW, Kosciusko, IN	Earliest FRV determination	State
2023-12-15	SOUTHEAST SUPPLY HEADER LLC, DENTVILLE COMPRESSOR STATION	HAZLEHURST, Copiah, MS	Earliest FRV determination	State
2023-12-15	BLUESCOPE COATED PRODUCTS LLC	JACKSON, Hinds, MS	Earliest FRV determination	State
2023-12-15	RICHARDSON STRADDLE COMPRESSOR STATION	AZTEC, San Juan, NM	Earliest FRV determination	State
2023-12-15	LARGO COMPRESSOR STATION	BLANCO, Rio Arriba, NM	Earliest FRV determination	State
2023-12-15	ASCO AEROSPACE USA LLC / ASCO AEROSPACE USA	STILLWATER, Payne, OK	Earliest FRV determination	State
2023-12-15	READING ALLOYS LLC/ROBESONIA	ROBESONIA, Berks, PA	Earliest FRV determination	State
2023-12-15	BRASKEM AMER INC/MARCUS HOOK	MARCUS HOOK, Delaware, PA	Earliest FRV determination	State
2023-12-14	COLORMASTERS INC	ALBERTVILLE, Marshall, AL	Earliest FRV determination	State
2023-12-14	CALIBER BODYWORKS - LITTLETON - #0844	LITTLETON, Arapahoe, CO	Earliest FRV determination	State
2023-12-14	PINE GROVE CEMETERY ASSOC, INC	WATERBURY, New Haven, CT	Earliest FRV determination	State
2023-12-14	THE L. SUZIO COMPANY, INCORPORATED	NEW HAVEN, New Haven, CT	Earliest FRV determination	State
2023-12-14	HAIN MATERIALS CORP	WINDHAM, Windham, CT	Earliest FRV determination	State
2023-12-14	JBS PLAINWELL, INC.	PLAINWELL, Allegan, MI	Earliest FRV determination	State
2023-12-14	ASSOCIATED HUMANE SOCIETIES	FORKED RIVER, Ocean, NJ	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SONOYTA 2623 3AH	HITCHCOCK, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / MARMOT 19 18 16N 10W 1HX	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BLUE OX 31 30 16N 10W 1HX	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / PICKAROON 11 4AH	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / POST ROAD CAROL 28 3H	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / THREE SISTERS 31 1AH	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SCOTT 24 13 16N 10W 1HX	OMEGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / DICKSON 16 15N 10W 1H	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SEQUOIA 11 2 15N 12W 1HX	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / CHISHOLM TRAIL 19 18 16N 9W 1HX	OMEGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SIDNEY 27 16 10 1H WELLPAD	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BAKER 9 16 15N 11W 1HX	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / COBRA 30 19 17N 10W 1HX	HITCHCOCK, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SIDEWINDER 33 PAD 1	OMEGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / CHARMA 12 1 15N 11W 1HX	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BLACK MAMBA 13 17N 10W 1H	LOYAL, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SONOYTA 23 26 PAD 2	HITCHCOCK, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / LOOKABAUGH 25 24 15N 11W 1HX	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / KRAKEN 33 28 16N 10W 1HX	OMEGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / TRINITY 33 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / FLEENOR PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / CHIPMUNK 11 2 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / COPPERHEAD 7 17N 10W 1H	HITCHCOCK, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / LEONA TRUST 1 15N 10W 1H	OMEGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / VIERSEN 21 17N 11W 1H	HITCHCOCK, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / IGUANA 11 17N 10W 1H	HITCHCOCK, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / COWAN 15 10 15N 11W 1HX	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / REDWOOD 21 15N 11W 1H	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / MOLLY GRACE 36 25 17N 11W 1HX	HITCHCOCK, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / GRIFFIN 16 21 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / MARCIA 11 2 13N 11W 1HX	GEARY, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / FAITH MARIE 1 36 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / COYOTE 3 10 PAD 2	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / GRIZZLY 36 25 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SPHINX 26 23 16N 11W 1HX	HITCHCOCK, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / HYDRA 29 20 16N 10W 1HX	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / PHENIX 27 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / LIGER 24 16N 11W 1H	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / COTTONTAIL 31 30 PAD	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / C FARMS CENTRAL TANK BATTERY	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / YOST 2 15N 10W 1H	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / LADYBUG 27 PAD 1	FAY, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / MAD DOG 31 30 PAD 1	GEARY, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BRENTS BICEP 7 18 PAD 1	FAY, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / PORCUPINE 34 27 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / WILLOW 12 1 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BIRCH 36 25 PAD 1	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BONSAI 32 29 15N 12W 1HX	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BIG EARL 6 15N 10W 1H	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / OTTER 16 16N 12W 1H	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / REDBUD 7 6 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / FAITH MARIE 36 1 PAD 2	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / COYOTE 3 10 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / CHIPMUNK 11 2 PAD 2	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / KRAKEN CTB	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / HORNET 16 9 PAD 1	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / FIREFLY 5 8 PAD 1	FAY, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / CHEETAH 32 29 PAD 1	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / MOOSE 35 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / CHIPMUNK 11 2 PAD 3	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / PINKERTON 23 PAD 1	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SWEETGUM 24 13 PAD 1	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BURR OAK PAD 1	GREENFIELD, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / BAKER 9 16 PAD 2	WATONGA, Blaine, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / LEMKE 5H 6H	CALUMET, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / R GORDON CTB	GEARY, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / RICKER 4H 8H PAD	CALUMET, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / OTTO 31 15N 9W 1H	CALUMET, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / OLD RICKYS RIDGE 31 30 14N 7W 1	OKARCHE, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / HANSEN 14 14N 9W 1H	CALUMET, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / DEALERS CHOICE 02 1AH	CONCHO, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SIMBA 12 14N 8W 1H	OKARCHE, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / THE SLOT 14 13N 8W 1H	CONCHO, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / PRIMA 10 03 14N 6W 1HX	PIEDMONT, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / HERMAN 03 34 15N 8W 1HX	OKARCHE, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / HOBSON 6H 7H 8H 9H	CALUMET, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / DAUGHETY 7H 8H 9H PAD	CALUMET, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / YONDER 05 4AH	OKARCHE, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / SUN UP 29 14N 6W 1H	OKARCHE, Canadian, OK	Earliest FRV determination	State
2023-12-14	DEVON ENERGY PRODUCTION CO LP / DAUGHETY 4H 5H 6H	CALUMET, Canadian, OK	Earliest FRV determination	State

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