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
2026-07-31	BRANDYWINE GREEN LLC/DBA ABBEY GLENN — high-priority violation on file	WEST CHESTER, Chester, PA	Earliest FRV determination	State
2026-07-31	FEDERAL RESERVE BANK/PHILA — high-priority violation on file	PHILADELPHIA, Philadelphia, PA	Earliest FRV determination	Local
2026-07-31	ADVANSIX (FORMERLY HONEYWELL/FRANKFORD PLT) — high-priority violation on file	PHILADELPHIA, Philadelphia, PA	HPV day-zero determination	Local
2026-07-31	GALENA PARK TERMINAL — high-priority violation on file	GALENA PARK, Harris, TX	Earliest FRV determination	State
2026-07-31	INVISTA LONGVIEW — high-priority violation on file	LONGVIEW, Harrison, TX	Earliest FRV determination	State
2026-07-30	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
2026-07-30	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
2026-07-30	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
2026-07-30	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
2026-07-30	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
2026-07-30	POET BIOREFINING IOWA FALLS, LLC — high-priority violation on file	IOWA FALLS, Hardin, IA	Earliest FRV determination	State
2026-07-30	SOUTHERN ILLINOIS STORM SHELTERS INC — high-priority violation on file	BENTON, Franklin, IL	Earliest FRV determination	State
2026-07-30	VISCOFAN USA INC — high-priority violation on file	DANVILLE, Vermilion, IL	Earliest FRV determination	State
2026-07-30	G & M MFG CORP — high-priority violation on file	CRYSTAL LAKE, McHenry, IL	Earliest FRV determination	State
2026-07-30	BRIDGESTONE AMERICAS TIRE OPERATIONS — high-priority violation on file	BLOOMINGTON, McLean, IL	Earliest FRV determination	State
2026-07-30	DONALDSON CO INC — high-priority violation on file	DIXON, Lee, IL	Earliest FRV determination	State
2026-07-30	THE GOODYEAR TIRE & RUBBER COMPANY — high-priority violation on file	FAYETTEVILLE, Cumberland, NC	HPV day-zero determination	State
2026-07-30	LOUISIANA-PACIFIC CORPORATION - ROXBORO — high-priority violation on file	ROXBORO, Person, NC	Earliest FRV determination	State
2026-07-30	BLACKHILL ENERGY LLC/YOUNG COMP STA — high-priority violation on file	COLUMBIA CROSS ROADS, Bradford, PA	Earliest FRV determination	State
2026-07-30	CALPINE MID MERIT II LLC/ YORK ENERGY CENTER BLOCK 2 — high-priority violation on file	DELTA, York, PA	Earliest FRV determination	State
2026-07-30	COVESTRO — high-priority violation on file	BAYTOWN, Chambers, TX	Earliest FRV determination	State
2026-07-29	MID AMERICAN ENERGY CO-SALIX — high-priority violation on file	SALIX, Woodbury, IA	Earliest FRV determination	State
2026-07-29	ROYAL OAK ENTERPRISES, LLC - BRANDSVILLE — high-priority violation on file	BRANDSVILLE, Howell, MO	Earliest FRV determination	State
2026-07-29	HOUSE-AUTRY MILLS, INC. — high-priority violation on file	FOUR OAKS, Johnston, NC	Earliest FRV determination	State
2026-07-29	THE ESPOMA CO/FRAILEY TWP — high-priority violation on file	HEGINS, Schuylkill, PA	Earliest FRV determination	State
2026-07-29	WASHINGTON COUNTY HIGHWAY DEPARTMENT — high-priority violation on file	JONESBOROUGH, Washington, TN	Earliest FRV determination	State
2026-07-29	ODFJELL TERMINALS — high-priority violation on file	SEABROOK, Harris, TX	HPV day-zero determination	State
2026-07-29	WISCONSIN PROPPANTS - ALMA CENTER PLANT — high-priority violation on file	HUMBIRD, Clark, WI	Earliest FRV determination	State
2026-07-29	WISCONSIN PROPPANTS - ALMA CENTER PLANT — high-priority violation on file	HUMBIRD, Clark, WI	Earliest FRV determination	State
2026-07-29	PATTISON SAND PRAIRIE DU CHIEN RAIL LOAD-OUT — high-priority violation on file	PRAIRIE DU CHIEN, Crawford, WI	Earliest FRV determination	State
2026-07-29	PATTISON SAND PRAIRIE DU CHIEN RAIL LOAD-OUT — high-priority violation on file	PRAIRIE DU CHIEN, Crawford, WI	Earliest FRV determination	State
2026-07-29	CALUMET RENEWABLE ENERGY - DAIRY DREAMS FACILITY — high-priority violation on file	CASCO, Kewaunee, WI	Earliest FRV determination	State
2026-07-29	CALUMET RENEWABLE ENERGY - DAIRY DREAMS FACILITY — high-priority violation on file	CASCO, Kewaunee, WI	Earliest FRV determination	State
2026-07-29	MCMILLAN ELECTRIC CO — high-priority violation on file	WOODVILLE, Sauk, WI	Earliest FRV determination	State
2026-07-29	MCMILLAN ELECTRIC CO — high-priority violation on file	WOODVILLE, Sauk, WI	Earliest FRV determination	State
2026-07-28	CITIZENS WATER WHITE RIVER NORTH — high-priority violation on file	CARMEL, Hamilton, IN	Earliest FRV determination	State
2026-07-28	JACKSON MUNICIPAL UTILITIES — high-priority violation on file	JACKSON, Cape Girardeau, MO	Earliest FRV determination	State
2026-07-28	LAWN CROFT CEMETERY/LINWOOD — high-priority violation on file	LINWOOD, Delaware, PA	Earliest FRV determination	State
2026-07-28	GSM IND INC/CENTERVILLE — high-priority violation on file	LANCASTER, Lancaster, PA	Earliest FRV determination	State
2026-07-28	PUROLITE INC/MFG CHEM — high-priority violation on file	PHILADELPHIA, Philadelphia, PA	HPV day-zero determination	Local
2026-07-28	EXXONMOBIL BEAUMONT REFINERY — high-priority violation on file	BEAUMONT, Jefferson, TX	Earliest FRV determination	State
2026-07-28	TOTALENERGIES PETROCHEMICALS & REFINING USA LA PORTE PLANT — high-priority violation on file	LA PORTE, Harris, TX	Earliest FRV determination	State
2026-07-27	WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file	RICHMOND, Contra Costa, CA	HPV day-zero determination	Local
2026-07-27	LOESS HILLS REGIONAL SANITARY LANDFILL — high-priority violation on file	MALVERN, Mills, IA	Earliest FRV determination	State
2026-07-27	HNI CORP-CENTRAL CAMPUS-OAK STREET STEEL — high-priority violation on file	MUSCATINE, Muscatine, IA	Earliest FRV determination	State
2026-07-27	HNI CORP-NORTH CAMPUS-ALLSTEEL COMPONENT — high-priority violation on file	MUSCATINE, Muscatine, IA	Earliest FRV determination	State
2026-07-27	CNH AMERICA LLC — high-priority violation on file	BURLINGTON, Des Moines, IA	Earliest FRV determination	State
2026-07-27	WB SCOTT AREA LLC — high-priority violation on file	DAVENPORT, Scott, IA	Earliest FRV determination	State
2026-07-27	VALERO RENEWABLE FUELS CO LLC-HARTLEY — high-priority violation on file	HARTLEY, O'Brien, IA	Earliest FRV determination	State
2026-07-27	PRINCIPAL LIFE INSURANCE COMPANY — high-priority violation on file	DES MOINES, Polk, IA	Earliest FRV determination	State
2026-07-27	PELLA WEST SUBSTATION — high-priority violation on file	PELLA, Marion, IA	Earliest FRV determination	State
2026-07-27	WEST BRANCH RNG — high-priority violation on file	MAURICE, Sioux, IA	Earliest FRV determination	State
2026-07-27	WOODGRAIN MILLWORK - EMMETT — high-priority violation on file	EMMETT, Gem, ID	Earliest FRV determination	State
2026-07-27	ELANCO US INCORPORATED CLINTON LABORATORIES — high-priority violation on file	CLINTON, Vermillion, IN	Earliest FRV determination	State
2026-07-27	HARLEYSVILLE MATERIALS/LOWER SALFORD — high-priority violation on file	HARLEYSVILLE, Montgomery, PA	Earliest FRV determination	State
2026-07-27	BELL MT LAND DEV CORP/ DICKSON CITY — high-priority violation on file	DICKSON CITY, Lackawanna, PA	Earliest FRV determination	State
2026-07-27	VM BUYER LLC — high-priority violation on file	BEECH ISLAND, Aiken, SC	Earliest FRV determination	State
2026-07-27	AVERY DENNISON CORPORATION DBA AVERY DENNISON, MT JULIET — high-priority violation on file	MOUNT JULIET, Wilson, TN	Earliest FRV determination	State
2026-07-27	A. Y. M., INC. — high-priority violation on file	ELIZABETHTON, Carter, TN	Earliest FRV determination	State
2026-07-27	DELTA CONTRACTING COMPANY, LLC — high-priority violation on file	HOLLADAY, Benton, TN	Earliest FRV determination	State
2026-07-27	DELTA CONTRACTING COMPANY, LLC — high-priority violation on file	JACKSON, Madison, TN	Earliest FRV determination	State
2026-07-26	KNIFE RIVER MIDWEST LLC-SIOUX CITY-PLT#4 — high-priority violation on file	SIOUX CITY, Woodbury, IA	Earliest FRV determination	State
2026-07-24	A.P. PLASMAN — high-priority violation on file	FORT PAYNE, DeKalb, AL	Earliest FRV determination	State
2026-07-24	NORTHEASTERN REMC — high-priority violation on file	COLUMBIA CITY, Whitley, IN	Earliest FRV determination	State
2026-07-24	RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file	HENDERSONVILLE, Washington, PA	Earliest FRV determination	State
2026-07-24	ROHM AND HAAS TEXAS DEER PARK PLANT — high-priority violation on file	DEER PARK, Harris, TX	Earliest FRV determination	State
2026-07-23	METAL SOURCE LLC SCOTTSBORO — high-priority violation on file	SCOTTSBORO, Jackson, AL	HPV day-zero determination	State
2026-07-23	CHEVRON PRODUCTS COMPANY — high-priority violation on file	RICHMOND, Contra Costa, CA	HPV day-zero determination	Local
2026-07-23	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
2026-07-23	WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file	RICHMOND, Contra Costa, CA	HPV day-zero determination	Local
2026-07-23	WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file	RICHMOND, Contra Costa, CA	HPV day-zero determination	Local
2026-07-23	ARMED FORCES RETIREMENT HOME — high-priority violation on file	WASHINGTON, District of Columbia, DC	Earliest FRV determination	State
2026-07-23	NAVAL RESEARCH LABORATORY — high-priority violation on file	WASHINGTON, District of Columbia, DC	HPV day-zero determination	State
2026-07-23	DEPARTMENT OF VETERANS AFFAIRS MEDICAL CENTER — high-priority violation on file	DECATUR, DeKalb, GA	Earliest FRV determination	State
2026-07-23	CHEMTALL INCORPORATED/FLOCRYL LLC - RICEBORO — high-priority violation on file	RICEBORO, Liberty, GA	Earliest FRV determination	State
2026-07-23	FPL FOOD, LLC — high-priority violation on file	AUGUSTA, Richmond, GA	Earliest FRV determination	State
2026-07-23	HENKEL CORPORATION — high-priority violation on file	LAGRANGE, Troup, GA	Earliest FRV determination	State
2026-07-23	ZINPRO CORP - GARNER — high-priority violation on file	GARNER, Hancock, IA	Earliest FRV determination	State
2026-07-23	ANTHONY MUN. POWER PLANT (AIR) — high-priority violation on file	ANTHONY, Harper, KS	Earliest FRV determination	State
2026-07-23	DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file	CHINA, St. Clair, MI	Earliest FRV determination	State
2026-07-23	UNILIN FLOORING, N.V. — high-priority violation on file	MOUNT GILEAD, Montgomery, NC	Earliest FRV determination	State
2026-07-23	THE DUDE PROCESSING PLANT — high-priority violation on file	MONUMENT, Lea, NM	HPV day-zero determination	State
2026-07-23	4EVER IN OUR HEARTS CREMATORY/WOODLYN — high-priority violation on file	WOODLYN, Delaware, PA	Earliest FRV determination	State
2026-07-23	MARKWEST LIBERTY MIDSTREAM & RESOURCES/HARMON CREEK GAS PLT — high-priority violation on file	BULGER, Washington, PA	Earliest FRV determination	State
2026-07-23	MARKWEST LIBERTY MIDSTREAM & RESOURCES/FULTON BOOSTER STA — high-priority violation on file	HICKORY, Washington, PA	Earliest FRV determination	State
2026-07-23	HUF-NORTH AMERICA AUTOMOTIVE PARTS MANUFACTURING, CORP. — high-priority violation on file	GREENEVILLE, Greene, TN	Earliest FRV determination	State
2026-07-23	FORMOSA POINT COMFORT PLANT — high-priority violation on file	POINT COMFORT, Calhoun, TX	Earliest FRV determination	State
2026-07-23	BORGER REFINERY — high-priority violation on file	BORGER, Hutchinson, TX	Earliest FRV determination	State
2026-07-22	HONDA DEVELOPMENT & MANUFACTURING OF AMERICA LLC INDIANA AUT — high-priority violation on file	GREENSBURG, Decatur, IN	Earliest FRV determination	State
2026-07-22	TWIN BRIDGES RECYCLING AND DISPOSAL FACILITY — high-priority violation on file	DANVILLE, Hendricks, IN	Earliest FRV determination	State
2026-07-22	KENS FOODS INCORPORATED — high-priority violation on file	MARLBOROUGH, CITY OF, Middlesex, MA	Earliest FRV determination	State
2026-07-22	MORRISON BERKSHIRE — high-priority violation on file	NORTH ADAMS, TOWN OF, Berkshire, MA	Earliest FRV determination	State
2026-07-22	PLUMINO PRECISION FERMENTATION USA INC — high-priority violation on file	CAPE GIRARDEAU, Cape Girardeau, MO	Earliest FRV determination	State
2026-07-22	RITCHEY ACQUISITION COMPANY LLC/HENDERSONVILLE PLT — high-priority violation on file	HENDERSONVILLE, Washington, PA	Earliest FRV determination	State
2026-07-22	ALBERT EINSTEIN MED CTR/HOSP — high-priority violation on file	PHILADELPHIA, Philadelphia, PA	Earliest FRV determination	Local
2026-07-22	WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file	OAK CREEK, Monroe, WI	Earliest FRV determination	State
2026-07-22	WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file	OAK CREEK, Monroe, WI	Earliest FRV determination	State
2026-07-21	1876 RESOURCES - OLANDER PAD — high-priority violation on file	MEAD AREA, Weld, CO	Earliest FRV determination	State
2026-07-21	LOUIS DREYFUS COMPANY PORT ALLEN ELEVATOR LLC — high-priority violation on file	PORT ALLEN, West Baton Rouge, LA	HPV day-zero determination	State
2026-07-21	WESTROCK-MULTI PACKAGING SOLUTIONS — high-priority violation on file	HOLLAND, Ottawa, MI	Earliest FRV determination	State

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