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 |
|---|---|---|---|---|
| 2024-09-11 | CALAVERAS MATERIALS INC | FRESNO, Fresno, CA | Pass | Local |
| 2024-09-11 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-09-11 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-09-11 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-09-11 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | H. J. HEINZ COMPANY, L.P. | ESCALON, San Joaquin, CA | Fail | Local |
| 2024-09-11 | SUNCOR ENERGY - DENVER REFINERY — high-priority violation on file | COMMERCE CITY, Adams, CO | Pass | State |
| 2024-09-11 | EXTRACTION - WAKE EAST 32N PROD FACILITY | GREELEY AREA, Weld, CO | Pass | State |
| 2024-09-11 | EXTRACTION - WAKE EAST 32N PROD FACILITY | GREELEY AREA, Weld, CO | Pass | State |
| 2024-09-11 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2024-09-11 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2024-09-11 | DELAWARE CITY REFINING CO-DELAWARE CITY — high-priority violation on file | DELAWARE CITY, New Castle, DE | Pass | State |
| 2024-09-11 | WHITE SPRINGS AGRICULTURAL CHEMICALS,INC | WHITE SPRINGS, Hamilton, FL | Pass | State |
| 2024-09-11 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2024-09-11 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2024-09-11 | FLORIDA POWER & LIGHT (PMR) | INDIANTOWN, Martin, FL | Pass | State |
| 2024-09-11 | FLORIDA POWER & LIGHT (PMR) | INDIANTOWN, Martin, FL | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.