EPA Air · violations by year
High-priority air violations in 2025
- 4,476Violations
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, 2025
- Pennsylvania 523
- California 517
- Indiana 382
- Wisconsin 358
- Oklahoma 311
- New Jersey 204
- Colorado 168
- North Carolina 158
- South Carolina 150
- Ohio 146
- Tennessee 141
- Illinois 121
- Florida 114
- Iowa 98
- Kansas 95
- Georgia 88
- Texas 86
- Massachusetts 69
- New Mexico 66
- Mississippi 57
- Missouri 56
- Washington 51
- Minnesota 47
- Alaska 47
- Nebraska 46
- South Dakota 44
- Arizona 38
- Nevada 37
- Rhode Island 33
- Alabama 26
- Virginia 25
- New Hampshire 23
- Connecticut 23
- District of Columbia 22
- Delaware 16
- Kentucky 14
- Arkansas 14
- New York 11
- West Virginia 10
- Maryland 10
- Michigan 8
- Hawaii 8
- Vermont 4
Other years
High-priority air violations recorded in 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-04-01 | MID-AMERICA STEEL DRUM COMPANY-CLCM — high-priority violation on file | SAINT FRANCIS, Monroe, WI | HPV day-zero determination | State |
| 2025-03-31 | LOCKHEED MARTIN COPORATION | CAMDEN, Calhoun, AR | HPV day-zero determination | State |
| 2025-03-31 | ROEHM AMERICA, LLC — high-priority violation on file | WALLINGFORD, New Haven, CT | HPV day-zero determination | State |
| 2025-03-31 | U.S. GSA CENTRAL HEATING PLANT — high-priority violation on file | WASHINGTON, District of Columbia, DC | HPV day-zero determination | State |
| 2025-03-31 | MACON WALKER ROAD MSW LANDFILL — high-priority violation on file | MACON, Bibb, GA | Earliest FRV determination | State |
| 2025-03-31 | SSAB IOWA INC — high-priority violation on file | MUSCATINE, Muscatine, IA | HPV day-zero determination | State |
| 2025-03-31 | ROYAL ADHESIVES AND SEALANTS COMPANY LLC — high-priority violation on file | SOUTH BEND, St. Joseph, IN | Earliest FRV determination | State |
| 2025-03-31 | WARSAW CHEMICAL HOLDINGS LLC | WARSAW, Kosciusko, IN | Earliest FRV determination | State |
| 2025-03-31 | VIKING WATERBEDS INC | SAINT JOSEPH, Stearns, MN | Earliest FRV determination | State |
| 2025-03-31 | MALLARD CREEK POLYMERS | CHARLOTTE, Mecklenburg, NC | Earliest FRV determination | Local |
| 2025-03-31 | SWITCH LTD. | LAS VEGAS, Clark, NV | Earliest FRV determination | Local |
| 2025-03-31 | SANGUINE GAS EXPLORATION LLC / MUNO 5 13 16 1H | CUSTER CITY, Custer, OK | Earliest FRV determination | State |
| 2025-03-31 | DCP OPERATING CO LP / VIPER COMPRESSOR STATION | LINDSAY, Garvin, OK | Earliest FRV determination | State |
| 2025-03-31 | SANGUINE GAS EXPLORATION LLC / WHISKEY CREEK COMPRESSOR STATION | MCALESTER, Pittsburg, OK | Earliest FRV determination | State |
| 2025-03-31 | LA MODE QUALITY CLNRS / 7025 E 41ST ST LA MODE | TULSA, Tulsa, OK | Earliest FRV determination | State |
| 2025-03-31 | NOVAE LLC | MOUNTAIN TOP, Luzerne, PA | Earliest FRV determination | State |
| 2025-03-31 | COMBINED METAL IND NEW CASTLE FAC — high-priority violation on file | NEW CASTLE, Lawrence, PA | Earliest FRV determination | State |
| 2025-03-31 | AALBERTS INTEGRATED PIPING SYSTEM AMERICAS | PAGELAND, Chesterfield, SC | Earliest FRV determination | State |
| 2025-03-31 | BARRETTE OUTDOOR LIVING, INC. | BULLS GAP, Hawkins, TN | Earliest FRV determination | State |
| 2025-03-31 | BLACK OPS ASPHALT, LLC — high-priority violation on file | BLOUNTVILLE, Sullivan, TN | Earliest FRV determination | State |
| 2025-03-31 | SONORA GAS PLANT | SONORA, Sutton, TX | Earliest FRV determination | State |
| 2025-03-31 | US ARMY - FORT BELVOIR | FORT BELVOIR, Fairfax, VA | Earliest FRV determination | State |
| 2025-03-28 | ACME BRICK COMPANY | LEEDS, St. Clair, AL | Earliest FRV determination | State |
| 2025-03-28 | SIMI VALLEY LANDFILL & RECYCLING CENTER — high-priority violation on file | SIMI VALLEY, Ventura, CA | Earliest FRV determination | Local |
| 2025-03-28 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Earliest FRV determination | State |
| 2025-03-28 | TMS INTERNATIONAL, LLC | MIDDLETOWN, Butler, OH | Earliest FRV determination | State |
| 2025-03-28 | BLUESCOPE COATED PRODUCTS, LLC — high-priority violation on file | CAMBRIDGE, Guernsey, OH | Earliest FRV determination | State |
| 2025-03-28 | NESTLE PURINA PETCARE COMPANY | BATAVIA, Clermont, OH | Earliest FRV determination | State |
| 2025-03-28 | AMERICAS STYRENICS, LLC | MARIETTA, Washington, OH | Earliest FRV determination | State |
| 2025-03-28 | OSCO INC.-JACKSON DIVISION | JACKSON, Jackson, OH | Earliest FRV determination | State |
| 2025-03-28 | CLEVELAND CLINIC FOUNDATION | CLEVELAND, Cuyahoga, OH | Earliest FRV determination | State |
| 2025-03-28 | PALLET SOLUTIONS — high-priority violation on file | APPLE CREEK, Wayne, OH | Earliest FRV determination | State |
| 2025-03-28 | TMS INTERNATIONAL, LLC | MIDDLETOWN, Butler, OH | Earliest FRV determination | State |
| 2025-03-28 | CONSOLIDATED PACKAGING GROUP — high-priority violation on file | CINCINNATI, Hamilton, OH | Earliest FRV determination | State |
| 2025-03-28 | FUJITEC AMERICA, INC. | MASON, Warren, OH | Earliest FRV determination | State |
| 2025-03-28 | BUCYRUS ROAD MATERIALS | BUCYRUS, Crawford, OH | Earliest FRV determination | State |
| 2025-03-28 | CITY OF AKRON STEAM GENERATING | AKRON, Summit, OH | Earliest FRV determination | State |
| 2025-03-28 | UNITED INITIATORS, INC. | ELYRIA, Lorain, OH | Earliest FRV determination | State |
| 2025-03-28 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Earliest FRV determination | State |
| 2025-03-28 | UNITED INITIATORS, INC. | ELYRIA, Lorain, OH | Earliest FRV determination | State |
| 2025-03-28 | LIBERTY CASTING INC. — high-priority violation on file | DELAWARE, Delaware, OH | Earliest FRV determination | State |
| 2025-03-28 | AIRPORT SAND & GRAVEL CO/NICHOLSON TWP | NICHOLSON, Wyoming, PA | Earliest FRV determination | State |
| 2025-03-28 | U.S. ENERGY SPARTANBURG II TERMINAL | SPARTANBURG, Spartanburg, SC | Earliest FRV determination | State |
| 2025-03-28 | SELF REGIONAL HEALTHCARE | GREENWOOD, Greenwood, SC | Earliest FRV determination | State |
| 2025-03-28 | VANGUARD METAL COATING LLC | ANDERSON, Anderson, SC | Earliest FRV determination | State |
| 2025-03-28 | WORLDWISE PLASTICS LLC — high-priority violation on file | LEWISBURG, Marshall, TN | Earliest FRV determination | State |
| 2025-03-28 | COVORO MINING SOLUTIONS, LLC (USED TO BE CHEMOURS) | MEMPHIS, Shelby, TN | Earliest FRV determination | Local |
| 2025-03-28 | CHARLES O COX CORP | MEMPHIS, Shelby, TN | Earliest FRV determination | Local |
| 2025-03-27 | PETRO STAR, INC. / PETRO STAR VALDEZ REFINERY — high-priority violation on file | VALDEZ, Valdez-Cordova (CA), AK | Earliest FRV determination | State |
| 2025-03-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-27 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-27 | OLDCASTLE SW GRP - GUNNISON EAST RMC | GUNNISON AREA, Gunnison, CO | Earliest FRV determination | State |
| 2025-03-27 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Earliest FRV determination | State |
| 2025-03-27 | POET BIOREFINING - LIBERTY (EMMETSBURG) — high-priority violation on file | EMMETSBURG, Palo Alto, IA | Earliest FRV determination | State |
| 2025-03-27 | CUMMINS INC. | WHITAKERS, Nash, NC | Earliest FRV determination | State |
| 2025-03-27 | BD MEDICAL SYSTEMS | COLUMBUS, Platte, NE | Earliest FRV determination | State |
| 2025-03-27 | ALL WEATHER INSULATED PANELS — high-priority violation on file | EAST STROUDSBURG, Monroe, PA | Earliest FRV determination | State |
| 2025-03-27 | COLLUM'S LUMBER PRODUCTS LLC — high-priority violation on file | ALLENDALE, Allendale, SC | HPV day-zero determination | State |
| 2025-03-26 | TESORO ALASKA COMPANY, LLC / KENAI REFINERY — high-priority violation on file | KENAI, Kenai Peninsula, AK | Earliest FRV determination | State |
| 2025-03-26 | TRENDWOOD | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2025-03-26 | CITY OF SUNNYVALE WTR POLLUTION — high-priority violation on file | SUNNYVALE, Santa Clara, CA | HPV day-zero determination | Local |
| 2025-03-26 | CITY OF SUNNYVALE WTR POLLUTION — high-priority violation on file | SUNNYVALE, Santa Clara, CA | HPV day-zero determination | Local |
| 2025-03-26 | CITY OF SUNNYVALE WTR POLLUTION — high-priority violation on file | SUNNYVALE, Santa Clara, CA | HPV day-zero determination | Local |
| 2025-03-26 | CITY OF SUNNYVALE WTR POLLUTION — high-priority violation on file | SUNNYVALE, Santa Clara, CA | HPV day-zero determination | Local |
| 2025-03-26 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-26 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-26 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-26 | WEST CONTRA COSTA SANITARY LANDFILL — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2025-03-26 | OSMIUM DATA CENTER — high-priority violation on file | WEST DES MOINES, Warren, IA | Earliest FRV determination | State |
| 2025-03-26 | WRB REFINING LP WOOD RIVER REFINERY — high-priority violation on file | ROXANA, Madison, IL | Earliest FRV determination | State |
| 2025-03-26 | HARRISON STEEL CASTINGS COMPANY — high-priority violation on file | ATTICA, Fountain, IN | Earliest FRV determination | State |
| 2025-03-26 | LAKESIDE BOOK-OWENSVILLE | OWENSVILLE, Gasconade, MO | Earliest FRV determination | State |
| 2025-03-26 | PTI, LLC - HICKORY | HICKORY, Catawba, NC | Earliest FRV determination | State |
| 2025-03-26 | PTI, LLC - HICKORY | HICKORY, Catawba, NC | Earliest FRV determination | State |
| 2025-03-26 | THE GOODYEAR TIRE & RUBBER COMPANY — high-priority violation on file | FAYETTEVILLE, Cumberland, NC | HPV day-zero determination | State |
| 2025-03-26 | THE GOODYEAR TIRE & RUBBER COMPANY — high-priority violation on file | FAYETTEVILLE, Cumberland, NC | HPV day-zero determination | State |
| 2025-03-26 | AMES ADVANCED MATERIALS | SOUTH PLAINFIELD, Middlesex, NJ | Earliest FRV determination | State |
| 2025-03-26 | CANFOR SOUTHERN PINE - CAMDEN PLANT | CASSATT, Kershaw, SC | Earliest FRV determination | State |
| 2025-03-26 | BUFFALO RIVER TRUSS LLC | LOBELVILLE, Perry, TN | Earliest FRV determination | State |
| 2025-03-25 | 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 |
| 2025-03-25 | 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 |
| 2025-03-25 | 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 |
| 2025-03-25 | BEAR CREEK WINERY | LODI, San Joaquin, CA | HPV day-zero determination | Local |
| 2025-03-25 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | HPV day-zero determination | State |
| 2025-03-25 | GEM HOLDING COMPANY | MISHAWAKA, St. Joseph, IN | Earliest FRV determination | State |
| 2025-03-25 | WINNEBAGO OF INDIANA LLC | MIDDLEBURY, Elkhart, IN | Earliest FRV determination | State |
| 2025-03-25 | EXPLORER VAN, INC. | WARSAW, Kosciusko, IN | Earliest FRV determination | State |
| 2025-03-25 | RIVERWOODS AT EXETER | EXETER, Rockingham, NH | Earliest FRV determination | State |
| 2025-03-25 | PABCO GYPSUM | LAS VEGAS, Clark, NV | Earliest FRV determination | Local |
| 2025-03-25 | AMRIZE SOUTHWEST, INC. — high-priority violation on file | SLOAN, Clark, NV | HPV day-zero determination | Local |
| 2025-03-25 | CMC POST OKLAHOMA LLC CO COMMERCIAL MET / CMC SOUTHERN POST DURANT | DURANT, Bryan, OK | Earliest FRV determination | State |
| 2025-03-25 | PENN MED LANCASTER GEN HOSP/LANCASTER GEN HOSP | LANCASTER, Lancaster, PA | Earliest FRV determination | State |
| 2025-03-25 | RUTT QUALITY CABINETRY LLC/NEW HOLLAND | NEW HOLLAND, Lancaster, PA | Earliest FRV determination | State |
| 2025-03-25 | AMERICAN ATELIER INC/ALLENTOWN | ALLENTOWN, Lehigh, PA | Earliest FRV determination | State |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.