EPA Air · stack tests by year
Air-emissions stack tests in 2024
- 39,252Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2024
- California 18,905
- Ohio 2,721
- Oklahoma 1,804
- Indiana 1,704
- New Mexico 1,428
- Florida 1,427
- Wyoming 1,285
- Georgia 1,104
- Pennsylvania 905
- Alabama 721
- Arkansas 569
- Missouri 539
- Iowa 464
- Mississippi 437
- Colorado 400
- Washington 338
- Texas 271
- Wisconsin 269
- North Carolina 254
- Minnesota 250
- West Virginia 230
- South Carolina 223
- Kentucky 218
- Delaware 185
- Montana 180
- Michigan 159
- Virginia 159
- Alaska 158
- Utah 157
- Tennessee 155
- Nebraska 150
- North Dakota 138
- Arizona 126
- Connecticut 122
- New York 115
- Maine 114
- Louisiana 113
- Illinois 109
- Idaho 91
- Nevada 88
- Hawaii 67
- Kansas 64
- New Hampshire 61
- South Dakota 59
- Maryland 58
- Massachusetts 52
- Oregon 35
- Rhode Island 29
- District of Columbia 25
- New Jersey 8
- Puerto Rico 5
- Vermont 4
Other years
Air-emissions stack tests recorded in 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-10-09 | CASPER REFINERY (HF SINCLAIR CASPER REFINING LLC) — high-priority violation on file | EVANSVILLE, Natrona, WY | Pass | State |
| 2024-10-09 | CASPER REFINERY (HF SINCLAIR CASPER REFINING LLC) — high-priority violation on file | EVANSVILLE, Natrona, WY | Pass | State |
| 2024-10-09 | CASPER REFINERY (HF SINCLAIR CASPER REFINING LLC) — high-priority violation on file | EVANSVILLE, Natrona, WY | Pass | State |
| 2024-10-09 | BIG ISLAND MINE & REFINERY (SISECAM WYOMING LLC) — high-priority violation on file | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2024-10-09 | BIG ISLAND MINE & REFINERY (SISECAM WYOMING LLC) — high-priority violation on file | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2024-10-08 | CONSTELLIUM — high-priority violation on file | MUSCLE SHOALS, Colbert, AL | Pass | State |
| 2024-10-08 | CONSTELLIUM — high-priority violation on file | MUSCLE SHOALS, Colbert, AL | Pass | State |
| 2024-10-08 | CEMEX SOUTHEAST LLC | DEMOPOLIS, Marengo, AL | Pass | State |
| 2024-10-08 | CEMEX SOUTHEAST LLC | DEMOPOLIS, Marengo, AL | Pass | State |
| 2024-10-08 | CEMEX SOUTHEAST LLC | DEMOPOLIS, Marengo, AL | Pass | State |
| 2024-10-08 | VERTEX REFINING ALABAMA LLC | SARALAND, Mobile, AL | Pass | State |
| 2024-10-08 | ALABAMA POWER COMPANY (MILLER POWER PLANT) | QUINTON, Jefferson, AL | Pass | Local |
| 2024-10-08 | DESOTO GATHERING COMPANY, LLC. - PUMA CPF-1 | HEBER SPRINGS, Cleburne, AR | Pass | State |
| 2024-10-08 | ARKANSAS BIOENERGY, LLC - RUSSELLVILLE | RUSSELLVILLE, Pope, AR | Fail | State |
| 2024-10-08 | ARKANSAS BIOENERGY, LLC - RUSSELLVILLE | RUSSELLVILLE, Pope, AR | Pass | State |
| 2024-10-08 | DESOTO GATHERING COMPANY, LLC - TIGER CPF-1 | BRADFORD, White, AR | Pass | State |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | ALOGONQUIN POWER SANGER LLC — high-priority violation on file | SANGER, Fresno, CA | Pass | Local |
| 2024-10-08 | CRESTWOOD WEST COAST LLC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-10-08 | CRESTWOOD WEST COAST LLC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-10-08 | CRESTWOOD WEST COAST LLC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-10-08 | CRESTWOOD WEST COAST LLC | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-10-08 | FOAM FABRICATORS | MODESTO, Stanislaus, CA | Pass | Local |
| 2024-10-08 | FOAM FABRICATORS | MODESTO, Stanislaus, CA | Pass | Local |
| 2024-10-08 | FOAM FABRICATORS | MODESTO, Stanislaus, CA | Pass | Local |
| 2024-10-08 | FOAM FABRICATORS | MODESTO, Stanislaus, CA | Pass | Local |
| 2024-10-08 | FOAM FABRICATORS | MODESTO, Stanislaus, CA | Pass | Local |
| 2024-10-08 | FOAM FABRICATORS | MODESTO, Stanislaus, CA | Pass | Local |
| 2024-10-08 | WESTERN SUGAR CO - FORT MORGAN FACTORY | FORT MORGAN AREA, Morgan, CO | Pass | State |
| 2024-10-08 | REX LUMBER, BRISTOL, LLC | BRISTOL, Liberty, FL | Pass | State |
| 2024-10-08 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2024-10-08 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2024-10-08 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2024-10-08 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2024-10-08 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2024-10-08 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2024-10-08 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2024-10-08 | GEORGIA PACIFIC WOOD PRODUCTS LLC | HOSFORD, Liberty, FL | Pass | State |
| 2024-10-08 | CARAUSTAR INDUSTRIES, INC. | AUSTELL, Cobb, GA | Pass | State |
| 2024-10-08 | CARAUSTAR INDUSTRIES, INC. | AUSTELL, Cobb, GA | Pass | State |
| 2024-10-08 | CARAUSTAR INDUSTRIES, INC. | AUSTELL, Cobb, GA | Pass | State |
| 2024-10-08 | CARAUSTAR INDUSTRIES, INC. | AUSTELL, Cobb, GA | Pass | State |
| 2024-10-08 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2024-10-08 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2024-10-08 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2024-10-08 | BOBBY C. SMITH JR. ENERGY FACILITY | RINCON, Effingham, GA | Pass | State |
| 2024-10-08 | LANIER PALLET RECYCLING, INC. | COMMERCE, Jackson, GA | Pass | State |
| 2024-10-08 | INTERSTATE PAPER LLC DBA DSSMITH RICEBORO — high-priority violation on file | RICEBORO, Liberty, GA | Pass | State |
| 2024-10-08 | CLEARWATER PAPER CORPORATION - AUGUSTA MILL — high-priority violation on file | AUGUSTA, Richmond, GA | Pass | State |
| 2024-10-08 | AG PROCESSING INC-MANNING | MANNING, Carroll, IA | Fail | State |
| 2024-10-08 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MASON CITY, Cerro Gordo, IA | Pass | State |
| 2024-10-08 | TEMPLETON RYE SPIRITS, LLC — high-priority violation on file | TEMPLETON, Carroll, IA | Pass | State |
| 2024-10-08 | TEMPLETON RYE SPIRITS, LLC — high-priority violation on file | TEMPLETON, Carroll, IA | Pass | State |
| 2024-10-08 | PMX INDUSTRIES,INC. | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2024-10-08 | PMX INDUSTRIES,INC. | CEDAR RAPIDS, Linn, IA | Pass | Local |
| 2024-10-08 | ARCHER DANIELS MIDLAND DM SOYBEAN PLANT | DES MOINES, Polk, IA | Pass | Local |
| 2024-10-08 | J R SIMPLOT COMPANY-DON SIDING POCATELLO — high-priority violation on file | POCATELLO, Power, ID | Pass | State |
| 2024-10-08 | MILAM RECYCLING AND DISPOSAL FACILITY | FAIRMONT CITY, St. Clair, IL | Pass | State |
| 2024-10-08 | MILAM RECYCLING AND DISPOSAL FACILITY | FAIRMONT CITY, St. Clair, IL | Pass | State |
| 2024-10-08 | EXXON MOBIL OIL CORP — high-priority violation on file | CHANNAHON, Will, IL | Fail | State |
| 2024-10-08 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2024-10-08 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2024-10-08 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2024-10-08 | KEYSTONE AUTOMOTIVE INDUSTRIES DBA TRANSWHEEL — high-priority violation on file | HUNTINGTON, Huntington, IN | Pass | State |
| 2024-10-08 | KEYSTONE AUTOMOTIVE INDUSTRIES DBA TRANSWHEEL — high-priority violation on file | HUNTINGTON, Huntington, IN | Pass | State |
| 2024-10-08 | KEYSTONE AUTOMOTIVE INDUSTRIES DBA TRANSWHEEL — high-priority violation on file | HUNTINGTON, Huntington, IN | Pass | State |
| 2024-10-08 | KEYSTONE AUTOMOTIVE INDUSTRIES DBA TRANSWHEEL — high-priority violation on file | HUNTINGTON, Huntington, IN | Pass | State |
| 2024-10-08 | WHITE RIVER SEYMOUR LLC — high-priority violation on file | SEYMOUR, Jackson, IN | Pass | State |
| 2024-10-08 | WHITE RIVER SEYMOUR LLC — high-priority violation on file | SEYMOUR, Jackson, IN | Pass | State |
| 2024-10-08 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2024-10-08 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2024-10-08 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2024-10-08 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2024-10-08 | CLEVELAND-CLIFFS STEEL LLC — high-priority violation on file | EAST CHICAGO, Lake, IN | Pass | State |
| 2024-10-08 | GENERAL SHALE BRICK INCORPORATED PLANT 67 | TERRE HAUTE, Vigo, IN | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.