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
- Pennsylvania 362
- Wisconsin 222
- California 221
- Ohio 202
- Oregon 172
- Indiana 165
- Nevada 115
- North Carolina 102
- Illinois 101
- Texas 97
- Tennessee 91
- Georgia 82
- South Carolina 80
- Florida 72
- Iowa 64
- New Jersey 61
- Massachusetts 44
- Oklahoma 43
- Kansas 38
- South Dakota 35
- Mississippi 34
- Missouri 31
- Alabama 29
- New Mexico 26
- Nebraska 23
- Washington 22
- Arizona 21
- Colorado 20
- Alaska 19
- Rhode Island 17
- Michigan 17
- Kentucky 14
- Connecticut 14
- Maryland 12
- Virginia 10
- Arkansas 10
- Hawaii 9
- District of Columbia 8
- Vermont 6
- Wyoming 5
- Delaware 4
- Idaho 4
- New Hampshire 3
- West Virginia 3
- Minnesota 3
Other years
High-priority air violations recorded in 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-04-16 | CITY OF VANCOUVER / WESTSIDE WASTEWATER TREATMENT PLANT — high-priority violation on file | VANCOUVER, Clark, WA | Earliest FRV determination | Local |
| 2026-04-16 | SMART SAND INC — high-priority violation on file | OAKDALE, Oconto, WI | Earliest FRV determination | State |
| 2026-04-15 | 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 |
| 2026-04-15 | 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 |
| 2026-04-15 | 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 |
| 2026-04-15 | GREEN PLAINS MADISON — high-priority violation on file | MADISON, Madison, IL | Earliest FRV determination | State |
| 2026-04-15 | AMAZON DATA SERVICES INCORPORATED — high-priority violation on file | NEW CARLISLE, St. Joseph, IN | Earliest FRV determination | State |
| 2026-04-15 | AMAZON DATA SERVICES INCORPORATED — high-priority violation on file | NEW CARLISLE, St. Joseph, IN | Earliest FRV determination | State |
| 2026-04-15 | VALPARAISO UNIVERSITY — high-priority violation on file | VALPARAISO, Porter, IN | Earliest FRV determination | State |
| 2026-04-15 | LOUIS DREYFUS COMPANY BURNS HARBOR LLC — high-priority violation on file | PORTAGE, Porter, IN | Earliest FRV determination | State |
| 2026-04-15 | PTI QUALITY CONTAINMENT SOLUTIONS LLC — high-priority violation on file | JEFFERSONVILLE, Clark, IN | Earliest FRV determination | State |
| 2026-04-15 | PTI QUALITY CONTAINMENT SOLUTIONS LLC — high-priority violation on file | JEFFERSONVILLE, Clark, IN | Earliest FRV determination | State |
| 2026-04-15 | JOHNS HOPKINS UNIVERSITY - APL — high-priority violation on file | LAUREL, Howard, MD | Earliest FRV determination | State |
| 2026-04-15 | YORK BUILDING PRODUCTS — high-priority violation on file | PORT DEPOSIT, Cecil, MD | Earliest FRV determination | State |
| 2026-04-15 | GATES FUNERAL HOME & CREMATORY LLC/GATES FUNERAL HOME — high-priority violation on file | UNIONTOWN, Fayette, PA | Earliest FRV determination | State |
| 2026-04-15 | HK KOLMAR USA LLC/SCOTT TWP — high-priority violation on file | OLYPHANT, Lackawanna, PA | Earliest FRV determination | State |
| 2026-04-15 | HICKORY HILL LANDFILL AND RECYCLING CENTER — high-priority violation on file | RIDGELAND, Jasper, SC | Earliest FRV determination | State |
| 2026-04-14 | 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 |
| 2026-04-14 | 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 |
| 2026-04-14 | 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 |
| 2026-04-14 | 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 |
| 2026-04-14 | 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 |
| 2026-04-14 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-04-14 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-04-14 | CRESTONE PEAK - MUSTANG BOOSTER STATION — high-priority violation on file | AURORA, Adams, CO | Earliest FRV determination | State |
| 2026-04-14 | WOODGRAIN MILLWORK INC NAMPA — high-priority violation on file | NAMPA, Canyon, ID | Earliest FRV determination | State |
| 2026-04-14 | CROWN CORK & SEAL CO (USA) — high-priority violation on file | BRADLEY, Kankakee, IL | Earliest FRV determination | State |
| 2026-04-14 | CLEVELAND CLIFFS NEW CARLISLE LLC — high-priority violation on file | NEW CARLISLE, St. Joseph, IN | Earliest FRV determination | State |
| 2026-04-14 | CIE NORFOLK GNS LLC — high-priority violation on file | NORFOLK, Madison, NE | Earliest FRV determination | State |
| 2026-04-14 | PENNSY SUPPLY INC/THOMASVILLE — high-priority violation on file | THOMASVILLE, York, PA | Earliest FRV determination | State |
| 2026-04-14 | OPSEC SECURITY/LANCASTER — high-priority violation on file | LANCASTER, Lancaster, PA | Earliest FRV determination | State |
| 2026-04-14 | MONROE ENERGY LLC/TRAINER — high-priority violation on file | TRAINER, Delaware, PA | Earliest FRV determination | State |
| 2026-04-14 | LIGONIER STONE & LIME CO/SMT EAST SURFACE MINE — high-priority violation on file | BLAIRSVILLE, Westmoreland, PA | Earliest FRV determination | State |
| 2026-04-13 | 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 |
| 2026-04-13 | GOLDEN GRAIN ENERGY LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Earliest FRV determination | State |
| 2026-04-13 | NOTRE DAME POWER AND PROPULSION — high-priority violation on file | SOUTH BEND, St. Joseph, IN | Earliest FRV determination | State |
| 2026-04-13 | PHOENIX GLOBAL BURNS HARBOR LLC CONTRACTOR OF CLEVELAND CLIF — high-priority violation on file | BURNS HARBOR, Porter, IN | Earliest FRV determination | State |
| 2026-04-13 | ADVANTAGE METALS RECYCLING, LLC — high-priority violation on file | SAINT LOUIS, St. Louis (city), MO | Earliest FRV determination | State |
| 2026-04-13 | CIE NORFOLK GNS LLC — high-priority violation on file | NORFOLK, Madison, NE | Earliest FRV determination | State |
| 2026-04-13 | GORHAM ACQUISITION, LLC — high-priority violation on file | GORHAM, Coos, NH | 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 |
| 2026-04-13 | C R JACKSON INC - VARNVILLE ASPHALT PLANT — high-priority violation on file | VARNVILLE, Hampton, SC | Earliest FRV determination | State |
| 2026-04-13 | IP BIOMASS INC. — high-priority violation on file | ALLENDALE, Allendale, SC | HPV day-zero determination | State |
| 2026-04-13 | BLACK OPS ASPHALT, LLC — high-priority violation on file | BLOUNTVILLE, Sullivan, TN | Earliest FRV determination | State |
| 2026-04-12 | ARGLASS YAMAMURA SE, LLC — high-priority violation on file | VALDOSTA, Lowndes, GA | HPV day-zero determination | State |
| 2026-04-12 | INTERTAPE POLYMER CORP — high-priority violation on file | CARBONDALE, Jackson, IL | Earliest FRV determination | State |
| 2026-04-12 | EXXON MOBIL OIL CORP — high-priority violation on file | CHANNAHON, Will, IL | Earliest FRV determination | State |
| 2026-04-12 | HANKINS LUMBER COMPANY INC, ELLIOTT — high-priority violation on file | ELLIOTT, Grenada, MS | HPV day-zero determination | State |
| 2026-04-10 | METALS AND ADDITIVES LLC — high-priority violation on file | BRAZIL, Clay, IN | Earliest FRV determination | State |
| 2026-04-10 | RHOADS INDUSTRIES, INC. — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Earliest FRV determination | Local |
| 2026-04-10 | TEMPLE UNIV/ MAIN CAMPUS — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | HPV day-zero determination | Local |
| 2026-04-10 | NAVY YARD PEAKER STATION — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Earliest FRV determination | Local |
| 2026-04-10 | FRANKFORD HOSPITAL ARIA — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Earliest FRV determination | Local |
| 2026-04-10 | BROAD RIVER MATERIALS — high-priority violation on file | UNION, Union, SC | Earliest FRV determination | State |
| 2026-04-09 | CHEVRON PRODUCTS COMPANY — high-priority violation on file | RICHMOND, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-04-09 | ST. JOHNS PACKAGING USA, LLC | GREENSBORO, Guilford, NC | 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 |
| 2026-04-09 | MID-AMERICA STEEL DRUM COMPANY-CLCM — high-priority violation on file | SAINT FRANCIS, Monroe, WI | Earliest FRV determination | State |
| 2026-04-08 | 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 |
| 2026-04-08 | 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 |
| 2026-04-08 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-04-08 | CLARIOS, LLC | TAMPA, Hillsborough, FL | Earliest FRV determination | State |
| 2026-04-08 | BRIGHAM YOUNG UNIVERSITY IDAHO — high-priority violation on file | REXBURG, Madison, ID | Earliest FRV determination | State |
| 2026-04-08 | UNIVERSAL BEARINGS LLC — high-priority violation on file | BREMEN, Marshall, IN | Earliest FRV determination | State |
| 2026-04-08 | SOFIDEL AMERICA - DULUTH — high-priority violation on file | DULUTH, St. Louis, MN | Earliest FRV determination | State |
| 2026-04-08 | CARGILL, INC. - FAYETTEVILLE — high-priority violation on file | FAYETTEVILLE, Cumberland, NC | HPV day-zero determination | State |
| 2026-04-08 | CARGILL, INC. - FAYETTEVILLE — high-priority violation on file | FAYETTEVILLE, Cumberland, NC | HPV day-zero determination | State |
| 2026-04-08 | RED BURLINGTON LLC — high-priority violation on file | BURLINGTON, Burlington, NJ | Earliest FRV determination | State |
| 2026-04-08 | HAMMOND LEAD PRODUCTS/POTTSTOWN — high-priority violation on file | POTTSTOWN, Montgomery, PA | Earliest FRV determination | State |
| 2026-04-08 | LANCASTER CNTY SWMA/SUSQ RESOURCE MGMT COMPLEX — high-priority violation on file | HARRISBURG, Dauphin, PA | Earliest FRV determination | State |
| 2026-04-08 | SMITH EDWARDS DUNLAP CO/ALLEGHENY AVE — high-priority violation on file | PHILADELPHIA, Philadelphia, PA | Earliest FRV determination | Local |
| 2026-04-08 | VIRESCO TURTLE LAKE — high-priority violation on file | TURTLE LAKE, Barron, WI | Earliest FRV determination | State |
| 2026-04-08 | VIRESCO TURTLE LAKE — high-priority violation on file | TURTLE LAKE, Barron, WI | Earliest FRV determination | State |
| 2026-04-08 | VIRESCO TURTLE LAKE — high-priority violation on file | TURTLE LAKE, Barron, WI | Earliest FRV determination | State |
| 2026-04-08 | VIRESCO TURTLE LAKE — high-priority violation on file | TURTLE LAKE, Barron, WI | Earliest FRV determination | State |
| 2026-04-08 | VIRESCO TURTLE LAKE — high-priority violation on file | TURTLE LAKE, Barron, WI | Earliest FRV determination | State |
| 2026-04-08 | ADVANCED COATING, INC. — high-priority violation on file | OSHKOSH, Wood, WI | Earliest FRV determination | State |
| 2026-04-08 | ADVANCED COATING, INC. — high-priority violation on file | OSHKOSH, Wood, WI | Earliest FRV determination | State |
| 2026-04-07 | SANDVIK MINING & CONSTRUCTION LLC USA | ALACHUA, Alachua, FL | Earliest FRV determination | State |
| 2026-04-07 | TIFT REGIONAL MEDICAL CENTER | TIFTON, Tift, GA | Earliest FRV determination | State |
| 2026-04-07 | ST PETERS MEDICAL CENTER — high-priority violation on file | NEW BRUNSWICK, Middlesex, NJ | Earliest FRV determination | State |
| 2026-04-07 | AMRIZE SOUTHWEST, INC. — high-priority violation on file | SLOAN, Clark, NV | Earliest FRV determination | Local |
| 2026-04-07 | GOLD BOND BLDG PROD/MILTON PLT — high-priority violation on file | NEW COLUMBIA, Union, PA | Earliest FRV determination | State |
| 2026-04-07 | DELTA WELL SITE — high-priority violation on file | LINDEN, Lycoming, PA | Earliest FRV determination | State |
| 2026-04-07 | CHANCE GAS & OIL LLC/CONNELLSVILLE COMP SITE — high-priority violation on file | CONNELLSVILLE, Fayette, PA | Earliest FRV determination | State |
| 2026-04-07 | CHANCE GAS & OIL LLC/UNITY COMPRESSOR SITE — high-priority violation on file | MOUNT PLEASANT TWP, Westmoreland, PA | Earliest FRV determination | State |
| 2026-04-07 | RECO COMMERCIAL SYSTEMS — high-priority violation on file | CAYCE, Lexington, SC | HPV day-zero determination | State |
| 2026-04-07 | HI-WAY PAVING CONCRETE BATCH PLANT - REXCON 1 — high-priority violation on file | LEXINGTON, Lexington, SC | Earliest FRV determination | State |
| 2026-04-06 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-04-06 | PHILLIPS 66 COMPANY - SAN FRANCISCO REFINERY — high-priority violation on file | RODEO, Contra Costa, CA | HPV day-zero determination | Local |
| 2026-04-06 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-04-06 | VALERO REFINING COMPANY - CALIFORNIA — high-priority violation on file | BENICIA, Solano, CA | HPV day-zero determination | Local |
| 2026-04-06 | MOCAMA MARINE LLC | PANAMA CITY, Bay, FL | Earliest FRV determination | State |
| 2026-04-06 | FLOWERS BAKING CO. OF LAKELAND, INC. | LAKELAND, Polk, FL | Earliest FRV determination | State |
| 2026-04-06 | DUVAL ASPHALT PRODUCTS, INC | GREEN COVE SPRINGS, Clay, FL | Earliest FRV determination | State |
| 2026-04-06 | FULLERTON POWERHOUSE PARK — high-priority violation on file | FULLERTON, Nance, NE | Earliest FRV determination | State |
| 2026-04-06 | LHOIST NORTH AMERICA OF ARIZONA - APEX PLANT — high-priority violation on file | LAS VEGAS, Clark, NV | Earliest FRV determination | Local |
| 2026-04-06 | DCP OPERATING CO LP / KINGFISHER NATURAL GAS PROCESSING PLAN — high-priority violation on file | CASHION, Kingfisher, OK | Earliest FRV determination | State |
| 2026-04-06 | PREMIER WELL SITE — high-priority violation on file | WILLIAMSPORT, Lycoming, PA | Earliest FRV determination | State |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.