EPA Air · violations by year

High-priority air violations in 2026

2,737Violations

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, 2026

Other years

High-priority air violations recorded in 2026

Date	Facility	Where	Kind	Agency
2026-05-26	INDIANA MUNICIPAL POWER AGENCY ANDERSON STATION — high-priority violation on file	ANDERSON, Madison, IN	HPV day-zero determination	State
2026-05-26	MIDLAND COGENERATION VENTURE — high-priority violation on file	MIDLAND, Midland, MI	HPV day-zero determination	State
2026-05-26	OMIMEX - BLUE LAKE E 18 — high-priority violation on file	KALKASKA, Kalkaska, MI	Earliest FRV determination	State
2026-05-26	SHELL CHEM APPALACHIA/SHELL POLYMERS MONACA — high-priority violation on file	MONACA, Beaver, PA	HPV day-zero determination	State
2026-05-26	BLANCHARD REFINING GALVESTON BAY REFINERY — high-priority violation on file	TEXAS CITY, Galveston, TX	Earliest FRV 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
2026-05-22	STEEL WAREHOUSE COMPANY LLC — high-priority violation on file	SOUTH BEND, St. Joseph, IN	Earliest FRV determination	State
2026-05-22	SAINT MARY MEDICAL CENTER — high-priority violation on file	HOBART, Lake, IN	Earliest FRV determination	State
2026-05-22	MARTIN ANIMAL BEDDING LLC — high-priority violation on file	GOSHEN, Elkhart, IN	Earliest FRV determination	State
2026-05-22	US GYPSUM CO/WASHINGTONVILLE PLT — high-priority violation on file	DANVILLE, Montour, PA	Earliest FRV determination	State
2026-05-22	DOW TEXAS OPERATIONS FREEPORT — high-priority violation on file	FREEPORT, Brazoria, TX	Earliest FRV determination	State
2026-05-22	NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file	LONGVIEW, Cowlitz, WA	Earliest FRV determination	State
2026-05-22	MULLINS CHEESE INC — high-priority violation on file	MOSINEE, Marathon, WI	Earliest FRV determination	State
2026-05-22	MULLINS CHEESE INC — high-priority violation on file	MOSINEE, Marathon, WI	Earliest FRV determination	State
2026-05-21	TESLA MOTORS, INC — high-priority violation on file	FREMONT, Alameda, CA	HPV day-zero determination	Local
2026-05-21	TESLA MOTORS, INC — high-priority violation on file	FREMONT, Alameda, CA	HPV day-zero determination	Local
2026-05-21	TESLA MOTORS, INC — high-priority violation on file	FREMONT, Alameda, CA	HPV day-zero determination	Local
2026-05-21	TESLA MOTORS, INC — high-priority violation on file	FREMONT, Alameda, CA	HPV day-zero determination	Local
2026-05-21	TESLA MOTORS, INC — high-priority violation on file	FREMONT, Alameda, CA	HPV day-zero determination	Local
2026-05-21	SUGAR CANE GROWERS CO-OP	BELLE GLADE, Palm Beach, FL	Earliest FRV determination	State
2026-05-21	BLUE BIRD BODY CO. — high-priority violation on file	FORT VALLEY, Peach, GA	Earliest FRV determination	State
2026-05-21	EARTHMOVERS LANDFILL LLC — high-priority violation on file	ELKHART, Elkhart, IN	Earliest FRV determination	State
2026-05-21	WATCO TRANSLOADING LLC, WTPS AMORY BULK TERMINAL — high-priority violation on file	AMORY, Monroe, MS	Earliest FRV determination	State
2026-05-21	CARGILL, INC. - FAYETTEVILLE — high-priority violation on file	FAYETTEVILLE, Cumberland, NC	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
2026-05-21	XTO ENERGY HOMER CITY PP COMP STA/INDIANA — high-priority violation on file	HOMER CITY, Indiana, PA	Earliest FRV determination	State
2026-05-21	PA DEPT OF AGRIC/HBG ANIMAL HEALTH LAB — high-priority violation on file	HARRISBURG, Dauphin, PA	Earliest FRV determination	State
2026-05-21	WORLDWISE PLASTICS LLC — high-priority violation on file	LEWISBURG, Marshall, TN	Earliest FRV determination	State
2026-05-21	LONGHORN GLASS PLANT — high-priority violation on file	HOUSTON, Harris, TX	Earliest FRV determination	State
2026-05-21	VANTAGE DATA CENTER VA3 LLC — high-priority violation on file	ASHBURN, Loudoun, VA	Earliest FRV determination	State
2026-05-20	CHECKERS INDUSTRIAL - CHECKERS SAFETY GR — high-priority violation on file	BROOMFIELD, Broomfield, CO	Earliest FRV determination	State
2026-05-20	SMITHFIELD FRESH MEATS CORP — high-priority violation on file	MONMOUTH, Warren, IL	Earliest FRV determination	State
2026-05-20	WRB REFINING LP WOOD RIVER REFINERY — high-priority violation on file	ROXANA, Madison, IL	HPV day-zero determination	State
2026-05-20	WASHINGTON MILLS HENNEPIN INC — high-priority violation on file	HENNEPIN, Putnam, IL	Earliest FRV determination	State
2026-05-20	NOVAE LLC — high-priority violation on file	MARKLE, Wells, IN	Earliest FRV determination	State
2026-05-20	FOUNDERS SCIENCE GROUP LLC — high-priority violation on file	TAUNTON, Bristol, MA	Earliest FRV determination	State
2026-05-20	MID SOUTH BAKING COMPANY LLC — high-priority violation on file	PELAHATCHIE, Rankin, MS	Earliest FRV determination	State
2026-05-20	ENDICOTT CLAY PRODUCTS CO — high-priority violation on file	ENDICOTT, Jefferson, NE	Earliest FRV determination	State
2026-05-20	BOLLES SOUTH WELLPAD — high-priority violation on file	NEW MILFORD, Susquehanna, PA	Earliest FRV determination	State
2026-05-20	RENEWAL PROCESSING INC/WATSONTOWN PLT — high-priority violation on file	WATSONTOWN, Northumberland, PA	Earliest FRV determination	State
2026-05-20	BISHOP BROTHERS CONST CO/WYSOX PLT — high-priority violation on file	TOWANDA, Bradford, PA	Earliest FRV determination	State
2026-05-20	TEKNOR APEX - SC — high-priority violation on file	FOUNTAIN INN, Laurens, SC	Earliest FRV determination	State
2026-05-20	NUTRIEN US BORGER NITROGEN OPERATIONS — high-priority violation on file	BORGER, Hutchinson, TX	Earliest FRV determination	State
2026-05-20	NUSTAR LOGISTICS GRAPEVINE TERMINAL — high-priority violation on file	SOUTHLAKE, Tarrant, TX	Earliest FRV determination	State
2026-05-19	HYCAST FOUNDRY — high-priority violation on file	FAIRFIELD, Jefferson, IA	Earliest FRV determination	State
2026-05-19	DAGGER DRAW GAS PLANT — high-priority violation on file	ARTESIA, Eddy, NM	Earliest FRV determination	State
2026-05-19	THE DUDE PROCESSING PLANT — high-priority violation on file	MONUMENT, Lea, NM	Earliest FRV determination	State
2026-05-19	EUREKA STONE QUARRY/RUSH VALLEY 1 — high-priority violation on file	RUSHLAND, Bucks, PA	Earliest FRV determination	State
2026-05-19	TENNESSEE OPERATIONS OF EASTMAN CHEMICAL COMPANY — high-priority violation on file	KINGSPORT, Sullivan, TN	Earliest FRV determination	State
2026-05-19	LYONDELL CHEMICAL BAYPORT CHOATE PLANT — high-priority violation on file	PASADENA, Harris, TX	Earliest FRV determination	State
2026-05-19	US ARMY - RAAP — high-priority violation on file	RADFORD, Montgomery, VA	Earliest FRV determination	State
2026-05-19	KERRY INC — high-priority violation on file	RHINELANDER, Outagamie, WI	Earliest FRV determination	State
2026-05-18	MCK TERMINALS, LLC — high-priority violation on file	JACKSONVILLE, Duval, FL	Earliest FRV determination	State
2026-05-18	WALT DISNEY PARKS AND RESORTS U.S., INC	LAKE BUENA VISTA, Orange, FL	Earliest FRV determination	State
2026-05-18	UNIVERTICAL LLC — high-priority violation on file	ANGOLA, Steuben, IN	Earliest FRV determination	State
2026-05-18	ABRAPOWER INC — high-priority violation on file	FLORENCE, Boone, KY	Earliest FRV determination	State
2026-05-18	EMPIRE PROTOTYPE DEV INC — high-priority violation on file	ATTLEBORO, Bristol, MA	Earliest FRV determination	State
2026-05-18	TIMKEN SMO LLC — high-priority violation on file	SPRINGFIELD, Greene, MO	Earliest FRV determination	State
2026-05-18	SLP LIGHTING CENTER — high-priority violation on file	SULLIVAN, Crawford, MO	Earliest FRV determination	State
2026-05-18	SCHAEFFER MANUFACTURING — high-priority violation on file	SAINT LOUIS, St. Louis (city), MO	Earliest FRV determination	State
2026-05-18	HEIDELBERG MATERIALS NE LLC /PERKIOMENVILLE — high-priority violation on file	PERKIOMENVILLE, Montgomery, PA	Earliest FRV determination	State
2026-05-18	RATOSKEY & TRAINOR INC/GILL QUARRIES — high-priority violation on file	EAST NORRITON, Montgomery, PA	Earliest FRV determination	State
2026-05-18	NIPPON DYNAWAVE PACKAGING COMPANY LLC — high-priority violation on file	LONGVIEW, Cowlitz, WA	Earliest FRV determination	State
2026-05-18	SUPERIOR REFINING COMPANY LLC — high-priority violation on file	SUPERIOR, Douglas, WI	Earliest FRV determination	State
2026-05-16	WIRCO INC — high-priority violation on file	CHAMPAIGN, Champaign, IL	Earliest FRV determination	State
2026-05-15	RAIN CII CARBON LLC - LAKE CHARLES CALCINING PLANT — high-priority violation on file	SULPHUR, Calcasieu, LA	HPV day-zero determination	State
2026-05-15	NYACOL PRODUCTS INCORPORATED — high-priority violation on file	ASHLAND, TOWN OF, Middlesex, MA	Earliest FRV determination	State
2026-05-15	CANAM STEEL CORPORATION — high-priority violation on file	WASHINGTON, Franklin, MO	Earliest FRV determination	State
2026-05-15	MIDWEST NATURAL FIBERS (PEACH ORCHARD GIN) — high-priority violation on file	PEACH ORCHARD, Pemiscot, MO	Earliest FRV determination	State
2026-05-15	CERRO FLOW PRODUCTS LLC SHELBINA — high-priority violation on file	SHELBINA, Shelby, MO	Earliest FRV determination	State
2026-05-15	CANFOR SOUTHERN PINE - GRAHAM PLANT — high-priority violation on file	GRAHAM, Alamance, NC	HPV day-zero determination	State
2026-05-15	CANFOR SOUTHERN PINE - GRAHAM PLANT — high-priority violation on file	GRAHAM, Alamance, NC	HPV day-zero determination	State
2026-05-15	PIAD PRECISION CASTING/HEMPFIELD TWP PLT — high-priority violation on file	GREENSBURG, Westmoreland, PA	Earliest FRV determination	State
2026-05-15	ST CHRISTOPHERS HOSP FOR CHILDREN/PHILA — high-priority violation on file	PHILADELPHIA, Philadelphia, PA	Earliest FRV determination	Local
2026-05-15	ST. JOSEPH UNIVERSITY-UCC — high-priority violation on file	PHILADELPHIA, Philadelphia, PA	Earliest FRV determination	Local
2026-05-15	3711 MARKET RESEARCH CONDO ASSOC. — high-priority violation on file	PHILADELPHIA, Philadelphia, PA	Earliest FRV determination	Local
2026-05-15	SEMINOLE GAS PROCESSING PLANT — high-priority violation on file	SEMINOLE, Gaines, TX	Earliest FRV determination	State
2026-05-15	SUPERIOR REFINING COMPANY LLC — high-priority violation on file	SUPERIOR, Douglas, WI	Earliest FRV determination	State
2026-05-15	SUPERIOR REFINING COMPANY LLC — high-priority violation on file	SUPERIOR, Douglas, WI	Earliest FRV determination	State
2026-05-15	ARDAGH GLASS INC — high-priority violation on file	BURLINGTON, Richland, WI	Earliest FRV determination	State
2026-05-15	ARDAGH GLASS INC — high-priority violation on file	BURLINGTON, Richland, WI	Earliest FRV determination	State
2026-05-15	ARDAGH GLASS INC — high-priority violation on file	BURLINGTON, Richland, WI	Earliest FRV determination	State
2026-05-15	ARDAGH GLASS INC — high-priority violation on file	BURLINGTON, Richland, WI	Earliest FRV determination	State
2026-05-14	PINELLAS COUNTY GOVERNMENT	SAINT PETERSBURG, Pinellas, FL	Earliest FRV determination	State
2026-05-14	MONTPELIER GENERATING STATION LLC — high-priority violation on file	PONETO, Wells, IN	Earliest FRV determination	State
2026-05-14	AGRI MARK INC — high-priority violation on file	WEST SPRINGFIELD, Hampden, MA	Earliest FRV determination	State
2026-05-14	6K INC — high-priority violation on file	NORTH ANDOVER, Essex, MA	Earliest FRV determination	State
2026-05-14	ENCHANTED ROCK LLC, ENTERGY ERDC-EGUS — high-priority violation on file	VICKSBURG, Warren, MS	Earliest FRV determination	State
2026-05-14	CAMPBELL SOUP SUPPLY COMPANY	MAXTON, Robeson, NC	Earliest FRV determination	State
2026-05-14	DALEY'S PIT — high-priority violation on file	UPPER, TOWNSHIP OF, Cape May, NJ	Earliest FRV determination	State
2026-05-14	TOPPS HOLDINGS — high-priority violation on file	JERSEY CITY, Hudson, NJ	Earliest FRV determination	State
2026-05-14	PERRYMAN CO/TITANIUM CONVERSION FAC — high-priority violation on file	HOUSTON, Washington, PA	Earliest FRV determination	State
2026-05-14	STACKBIN CORP — high-priority violation on file	LINCOLN, TOWN OF, Providence, RI	Earliest FRV determination	State
2026-05-14	48FORTY SOLUTIONS - GRAY COURT FACILITY — high-priority violation on file	GRAY COURT, Laurens, SC	Earliest FRV determination	State
2026-05-14	OVERMAN INTERNATIONAL CORPORATION — high-priority violation on file	DANDRIDGE, Jefferson, TN	Earliest FRV determination	State
2026-05-14	GREENWOOD GAS PLANT — high-priority violation on file	MIDLAND, Midland, TX	Earliest FRV determination	State
2026-05-13	TESORO ALASKA COMPANY, LLC / KENAI REFINERY — high-priority violation on file	KENAI, Kenai Peninsula, AK	Earliest FRV determination	State
2026-05-13	CAHABA VENEER INC	CENTREVILLE, Bibb, AL	Earliest FRV determination	State
2026-05-13	SUMCO SOUTHWEST CORPORATION — high-priority violation on file	MARICOPA COUNTY, Maricopa, AZ	Earliest FRV determination	Local

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