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 |
|---|---|---|---|---|
| 2026-05-04 | CDI LLC - CHARLES CITY — high-priority violation on file | CHARLES CITY, Floyd, IA | Earliest FRV determination | State |
| 2026-05-04 | CDI LLC - FOREST CITY — high-priority violation on file | FOREST CITY, Winnebago, IA | Earliest FRV determination | State |
| 2026-05-04 | CITY OF SHENANDOAH-SHENANDOAH SANITATION — high-priority violation on file | SHENANDOAH, Page, IA | Earliest FRV determination | State |
| 2026-05-04 | ALLNEX USA INC — high-priority violation on file | EAST ST LOUIS, St. Clair, IL | Earliest FRV determination | State |
| 2026-05-04 | MASSGROW LLC — high-priority violation on file | ATHOL, Worcester, MA | Earliest FRV determination | State |
| 2026-05-04 | GLOBAL COMPANIES LLC — high-priority violation on file | CHELSEA, CITY OF, Suffolk, MA | Earliest FRV determination | State |
| 2026-05-04 | AMERICAN BLACKTOP CO LLC — high-priority violation on file | BURLINGTON, Burlington, NJ | Earliest FRV determination | State |
| 2026-05-04 | FORT PIERRE POWER AND LIGHT PLANT — high-priority violation on file | FORT PIERRE, Stanley, SD | Earliest FRV determination | State |
| 2026-05-04 | FIXX ENERGY GROUP, LLC — high-priority violation on file | SMYRNA, Rutherford, TN | Earliest FRV determination | State |
| 2026-05-04 | BLUE DIAMOND PROPPANTS - CLINTON PLANT — high-priority violation on file | BARRON, Barron, WI | Earliest FRV determination | State |
| 2026-05-04 | BLUE DIAMOND PROPPANTS - CLINTON PLANT — high-priority violation on file | BARRON, Barron, WI | Earliest FRV determination | State |
| 2026-05-04 | SANIMAX USA LLC — high-priority violation on file | GREEN BAY, Brown, WI | Earliest FRV determination | State |
| 2026-05-04 | SANIMAX USA LLC — high-priority violation on file | GREEN BAY, Brown, WI | Earliest FRV determination | State |
| 2026-05-04 | NICOLET HARDWOODS CORP — high-priority violation on file | LAONA, Forest, WI | Earliest FRV determination | State |
| 2026-05-04 | NICOLET HARDWOODS CORP — high-priority violation on file | LAONA, Forest, WI | Earliest FRV determination | State |
| 2026-05-04 | NICOLET HARDWOODS CORP — high-priority violation on file | LAONA, Forest, WI | Earliest FRV determination | State |
| 2026-05-04 | NICOLET HARDWOODS CORP — high-priority violation on file | LAONA, Forest, WI | Earliest FRV determination | State |
| 2026-05-04 | KERRY ROTHSCHILD — high-priority violation on file | ROTHSCHILD, Marathon, WI | Earliest FRV determination | State |
| 2026-05-04 | KERRY ROTHSCHILD — high-priority violation on file | ROTHSCHILD, Marathon, WI | Earliest FRV determination | State |
| 2026-05-04 | FULL CYCLE ENTERPRISES LLC — high-priority violation on file | OAK CREEK, Undetermined, WI | Earliest FRV determination | State |
| 2026-05-04 | FULL CYCLE ENTERPRISES LLC — high-priority violation on file | OAK CREEK, Undetermined, WI | Earliest FRV determination | State |
| 2026-05-04 | COVIA ENERGY LLC — high-priority violation on file | TOMAH, Oconto, WI | Earliest FRV determination | State |
| 2026-05-04 | COVIA ENERGY LLC — high-priority violation on file | TOMAH, Oconto, WI | Earliest FRV determination | State |
| 2026-05-04 | INX INTERNATIONAL INK CO — high-priority violation on file | APPLETON, Ozaukee, WI | Earliest FRV determination | State |
| 2026-05-04 | INX INTERNATIONAL INK CO — high-priority violation on file | APPLETON, Ozaukee, WI | Earliest FRV determination | State |
| 2026-05-04 | T J HALE COMPANY LLC — high-priority violation on file | MENOMONEE FALLS, Waupaca, WI | Earliest FRV determination | State |
| 2026-05-04 | T J HALE COMPANY LLC — high-priority violation on file | MENOMONEE FALLS, Waupaca, WI | Earliest FRV determination | State |
| 2026-05-04 | T J HALE COMPANY LLC — high-priority violation on file | MENOMONEE FALLS, Waupaca, WI | Earliest FRV determination | State |
| 2026-05-04 | T J HALE COMPANY LLC — high-priority violation on file | MENOMONEE FALLS, Waupaca, WI | Earliest FRV determination | State |
| 2026-05-04 | T J HALE COMPANY LLC — high-priority violation on file | MENOMONEE FALLS, Waupaca, WI | Earliest FRV determination | State |
| 2026-05-04 | T J HALE COMPANY LLC — high-priority violation on file | MENOMONEE FALLS, Waupaca, WI | Earliest FRV determination | State |
| 2026-05-04 | WHITEHAVEN SILICA, LLC — high-priority violation on file | READFIELD, Waushara, WI | Earliest FRV determination | State |
| 2026-05-04 | WHITEHAVEN SILICA, LLC — high-priority violation on file | READFIELD, Waushara, WI | Earliest FRV determination | State |
| 2026-05-04 | H & S MANUFACTURING COMPANY INC — high-priority violation on file | CLINTONVILLE, Waushara, WI | Earliest FRV determination | State |
| 2026-05-04 | H & S MANUFACTURING COMPANY INC — high-priority violation on file | CLINTONVILLE, Waushara, WI | Earliest FRV determination | State |
| 2026-05-04 | H & S MANUFACTURING COMPANY INC — high-priority violation on file | CLINTONVILLE, Waushara, WI | Earliest FRV determination | State |
| 2026-05-04 | H & S MANUFACTURING COMPANY INC — high-priority violation on file | CLINTONVILLE, Waushara, WI | Earliest FRV determination | State |
| 2026-05-04 | SENSORYEFFECTS POWDER SYSTEMS (FORMERLY — high-priority violation on file | CITY OF MARSHFIELD, Marathon, WI | Earliest FRV determination | State |
| 2026-05-04 | SENSORYEFFECTS POWDER SYSTEMS (FORMERLY — high-priority violation on file | CITY OF MARSHFIELD, Marathon, WI | Earliest FRV determination | State |
| 2026-05-04 | ND WQC LLC — high-priority violation on file | WISCONSIN RAPIDS, Menominee, WI | Earliest FRV determination | State |
| 2026-05-04 | ND WQC LLC — high-priority violation on file | WISCONSIN RAPIDS, Menominee, WI | Earliest FRV determination | State |
| 2026-05-04 | WEINBRENNER SHOE CO — high-priority violation on file | MARSHFIELD, Menominee, WI | Earliest FRV determination | State |
| 2026-05-04 | WEINBRENNER SHOE CO — high-priority violation on file | MARSHFIELD, Menominee, WI | Earliest FRV determination | State |
| 2026-05-01 | SALT RIVER PROJECT - KYRENE GENERATING STATION — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Earliest FRV determination | Local |
| 2026-05-01 | KONGSBERG AUTOMOTIVE — high-priority violation on file | SUFFIELD, Hartford, CT | Earliest FRV determination | State |
| 2026-05-01 | BOISE CASCADE WOOD PRODUCTS, LLC | HAVANA, Gadsden, FL | Earliest FRV determination | State |
| 2026-05-01 | ALPHA BAKING COMPANY INCORPORATED — high-priority violation on file | LA PORTE, LaPorte, IN | Earliest FRV determination | State |
| 2026-05-01 | REV A SHELF COMPANY LLC — high-priority violation on file | ELKHART, Elkhart, IN | Earliest FRV determination | State |
| 2026-05-01 | COLLISION PLUS AUTO REPAIR — high-priority violation on file | INDIAN ORCHARD, Hampden, MA | Earliest FRV determination | State |
| 2026-05-01 | NEW BALANCE ATHLETIC SHOE — high-priority violation on file | LAWRENCE, CITY OF, Essex, MA | Earliest FRV determination | State |
| 2026-05-01 | MONTAGUE MACHINE COMPANY — high-priority violation on file | MONTAGUE, Franklin, MA | Earliest FRV determination | State |
| 2026-05-01 | CRESCO LABS — high-priority violation on file | FALL RIVER, Bristol, MA | Earliest FRV determination | State |
| 2026-05-01 | VANCE BROTHERS, INC. — high-priority violation on file | KANSAS CITY, Jackson, MO | Earliest FRV determination | State |
| 2026-05-01 | VANCE BROTHERS INC. — high-priority violation on file | KANSAS CITY, Jackson, MO | Earliest FRV determination | State |
| 2026-05-01 | CALDWELL COLLEGE — high-priority violation on file | CALDWELL, Essex, NJ | Earliest FRV determination | State |
| 2026-05-01 | EOG - BRONCO LGL STATION — high-priority violation on file | JAL, Lea, NM | Earliest FRV determination | State |
| 2026-05-01 | KEYSTONE PORTLAND CEMENT/EAST ALLEN — high-priority violation on file | BATH, Northampton, PA | Earliest FRV determination | State |
| 2026-05-01 | ALTUS REALTY, INC. — high-priority violation on file | PROVIDENCE, Providence, RI | Earliest FRV determination | State |
| 2026-05-01 | CHAMPLIN'S HOTEL, MARINA & RESORT — high-priority violation on file | BLOCK ISLAND, Washington, RI | Earliest FRV determination | State |
| 2026-05-01 | ROGER WILLIAMS UNIVERSITY — high-priority violation on file | BRISTOL, Bristol, RI | Earliest FRV determination | State |
| 2026-05-01 | MID-AMERICA STEEL DRUM COMPANY-CLCM — high-priority violation on file | SAINT FRANCIS, Monroe, WI | HPV day-zero determination | State |
| 2026-05-01 | MID-AMERICA STEEL DRUM COMPANY-CLCM — high-priority violation on file | SAINT FRANCIS, Monroe, WI | HPV day-zero determination | State |
| 2026-05-01 | MID-AMERICA STEEL DRUM COMPANY-CLCM — high-priority violation on file | SAINT FRANCIS, Monroe, WI | HPV day-zero determination | State |
| 2026-05-01 | HF SINCLAIR PARCO REFINING LLC — high-priority violation on file | SINCLAIR, Carbon, WY | HPV day-zero determination | State |
| 2026-04-30 | VALERO REFINING COMPANY - CALIFORNIA — high-priority violation on file | BENICIA, Solano, CA | HPV day-zero determination | Local |
| 2026-04-30 | DUKE ENERGY FLORIDA, LLC | AUBURNDALE, Polk, FL | Earliest FRV determination | State |
| 2026-04-30 | PRATT PAPER (GA), LLC — high-priority violation on file | CONYERS, Rockdale, GA | Earliest FRV determination | State |
| 2026-04-30 | CSP INNOVATIONS NC REAL ESTATE CO LLC — high-priority violation on file | GRABILL, Allen, IN | Earliest FRV determination | State |
| 2026-04-30 | POET BIOREFINING NORTH MANCHESTER LLC — high-priority violation on file | NORTH MANCHESTER, Wabash, IN | Earliest FRV determination | State |
| 2026-04-30 | SPECTRUM FINISHING LTD — high-priority violation on file | LAGRANGE, LaGrange, IN | HPV day-zero determination | State |
| 2026-04-30 | KETJEN PASADENA PLANT — high-priority violation on file | PASADENA, Harris, TX | Earliest FRV determination | State |
| 2026-04-30 | MOTIVA ENTERPRISES PORT ARTHUR CHEMICALS — high-priority violation on file | PORT ARTHUR, Jefferson, TX | Earliest FRV determination | State |
| 2026-04-30 | WILLIAM MARSH RICE UNIVERSITY — high-priority violation on file | HOUSTON, Harris, TX | Earliest FRV determination | State |
| 2026-04-29 | TESLA MOTORS, INC — high-priority violation on file | FREMONT, Alameda, CA | HPV day-zero determination | Local |
| 2026-04-29 | HAMPFORD RESEARCH, INC. — high-priority violation on file | STRATFORD, Fairfield, CT | HPV day-zero determination | State |
| 2026-04-29 | SILVER CITY ALUMINUM — high-priority violation on file | TAUNTON, TOWN OF, Bristol, MA | Earliest FRV determination | State |
| 2026-04-29 | RICKS AUTO BODY INC — high-priority violation on file | SPRINGFIELD, Hampden, MA | Earliest FRV determination | State |
| 2026-04-29 | INVICRO — high-priority violation on file | NEEDHAM, Norfolk, MA | Earliest FRV determination | State |
| 2026-04-29 | FIVE STAR PLATING — high-priority violation on file | LAWRENCE, Essex, MA | Earliest FRV determination | State |
| 2026-04-29 | FURNITURE PLUS — high-priority violation on file | WORCESTER, CITY OF, Worcester, MA | Earliest FRV determination | State |
| 2026-04-29 | PAUL REED SMITH GUITARS — high-priority violation on file | STEVENSVILLE, Queen Anne's, MD | HPV day-zero determination | State |
| 2026-04-29 | ARANDELL - MAPLE GROVE — high-priority violation on file | MAPLE GROVE, Hennepin, MN | Earliest FRV determination | State |
| 2026-04-29 | TWIN OAKS-WOODPRO CABINETRY INC — high-priority violation on file | CABOOL, Texas, MO | Earliest FRV determination | State |
| 2026-04-29 | NELIGH ELECTRIC GENERATION — high-priority violation on file | NELIGH, Antelope, NE | Earliest FRV determination | State |
| 2026-04-29 | OG AND E / REDBUD POWER PLANT — high-priority violation on file | LUTHER, Oklahoma, OK | Earliest FRV determination | State |
| 2026-04-29 | SPRAY TEK INC/BETHLEHEM — high-priority violation on file | BETHLEHEM, Northampton, PA | Earliest FRV determination | State |
| 2026-04-29 | RITZ CRAFT CORP/MIFFLINBURG PLT — high-priority violation on file | MIFFLINBURG, Union, PA | Earliest FRV determination | State |
| 2026-04-29 | DAIRYLAND BIOGAS - AGRA RNG-GTL PROJECT — high-priority violation on file | NEW FRANKEN, Brown, WI | Earliest FRV determination | State |
| 2026-04-29 | DAIRYLAND BIOGAS - AGRA RNG-GTL PROJECT — high-priority violation on file | NEW FRANKEN, Brown, WI | Earliest FRV determination | State |
| 2026-04-29 | DAIRYLAND BIOGAS - AGRA RNG-GTL PROJECT — high-priority violation on file | NEW FRANKEN, Brown, WI | Earliest FRV determination | State |
| 2026-04-29 | DAIRYLAND BIOGAS - AGRA RNG-GTL PROJECT — high-priority violation on file | NEW FRANKEN, Brown, WI | Earliest FRV determination | State |
| 2026-04-29 | DAIRYLAND BIOGAS - AGRA RNG-GTL PROJECT — high-priority violation on file | NEW FRANKEN, Brown, WI | Earliest FRV determination | State |
| 2026-04-29 | DAIRYLAND BIOGAS - AGRA RNG-GTL PROJECT — high-priority violation on file | NEW FRANKEN, Brown, WI | Earliest FRV determination | State |
| 2026-04-29 | DAIRYLAND BIOGAS - AGRA RNG-GTL PROJECT — high-priority violation on file | NEW FRANKEN, Brown, WI | Earliest FRV determination | State |
| 2026-04-29 | DAIRYLAND BIOGAS - AGRA RNG-GTL PROJECT — high-priority violation on file | NEW FRANKEN, Brown, WI | Earliest FRV determination | State |
| 2026-04-29 | COATING PLACE LLC — high-priority violation on file | VERONA, Dane, WI | Earliest FRV determination | State |
| 2026-04-29 | COATING PLACE LLC — high-priority violation on file | VERONA, Dane, WI | Earliest FRV determination | State |
| 2026-04-28 | 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 |
| 2026-04-28 | 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 |
| 2026-04-28 | 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 |
Dates as filed by the agency that recorded the violation. Figures from EPA’s ICIS-AIR download.