EPA Air · stack tests by year
Air-emissions stack tests in 2022
- 29,136Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2022
- California 10,813
- Ohio 2,355
- Indiana 1,925
- Florida 1,564
- Oklahoma 1,350
- Georgia 1,096
- New Mexico 981
- Pennsylvania 830
- Alabama 630
- Mississippi 577
- Arkansas 562
- Colorado 460
- Iowa 434
- Missouri 359
- Texas 288
- Michigan 288
- Wisconsin 262
- Washington 260
- North Carolina 252
- Kentucky 245
- Wyoming 241
- Minnesota 236
- South Carolina 228
- West Virginia 210
- Delaware 209
- Utah 162
- Montana 155
- Nebraska 143
- Nevada 137
- Illinois 136
- Tennessee 134
- Louisiana 131
- Alaska 131
- Virginia 126
- Maine 116
- Connecticut 115
- Arizona 114
- New York 113
- North Dakota 110
- New Jersey 104
- Idaho 99
- Hawaii 69
- District of Columbia 60
- South Dakota 55
- Maryland 52
- Oregon 49
- New Hampshire 48
- Puerto Rico 39
- Kansas 37
- Rhode Island 23
- Massachusetts 19
- Vermont 4
Other years
Air-emissions stack tests recorded in 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-08-30 | COLUMBIA GAS TRANSMISSION, LLC, HAMLIN | BRANCHLAND, Lincoln, WV | Pass | State |
| 2022-08-30 | PLEASANTS ENERGY, LLC, WAVERLY | WILLOW ISLAND, Pleasants, WV | Pass | State |
| 2022-08-30 | WEYERHAEUSER COMPANY, BUCKHANNON | BUCKHANNON, Upshur, WV | Pass | State |
| 2022-08-30 | BIG ISLAND MINE & REFINERY (SISECAM WYOMING LLC) — high-priority violation on file | SWEETWATER COUNTY, Sweetwater, WY | Pass | State |
| 2022-08-30 | WAMSUTTER COMPRESSOR STATION (COLORADO INTERSTATE GAS) | WAMSUTTER, Sweetwater, WY | Pass | State |
| 2022-08-29 | COTTONWOOD WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2022-08-29 | COTTONWOOD WASH COMPRESSOR STATION | VERNAL, Uintah, UT | Pass | U.S. EPA |
| 2022-08-29 | MOSS LANDING POWER COMPANY LLC (FRMLY DYNEGY MOSS LANDING LLC) | MOSS LANDING, Monterey, CA | Pass | Local |
| 2022-08-29 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-29 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-29 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-29 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-29 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-29 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-29 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-29 | WEST KERN WATER DISTRICT | TAFT, Kern, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | DIAMOND PET FOODS - RIPON | RIPON, San Joaquin, CA | Pass | Local |
| 2022-08-29 | FULCRUM ENERGY - MUTUAL 0780 S17 PAD | WALDEN 11.7 MI. SW OF, Jackson, CO | Pass | State |
| 2022-08-29 | FULCRUM ENERGY - GREGORY 0780 S9 PAD | WALDEN 11.2 MI. N OF, Jackson, CO | Pass | State |
| 2022-08-29 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2022-08-29 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2022-08-29 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2022-08-29 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2022-08-29 | CRODA, INC — high-priority violation on file | NEW CASTLE, New Castle, DE | Pass | State |
| 2022-08-29 | TAMPA ELECTRIC COMPANY (TEC) | GIBSONTON, Hillsborough, FL | Pass | State |
| 2022-08-29 | FLORIDA POWER & LIGHT (PMR) | INDIANTOWN, Martin, FL | Pass | State |
| 2022-08-29 | ARCONIC DAVENPORT, LLC | RIVERDALE, Scott, IA | Fail | State |
| 2022-08-29 | SIGECO - FB CULLEY GENERATING STATION | NEWBURGH, Warrick, IN | Pass | State |
| 2022-08-29 | SABINE PASS LNG LP AND SABINE PASS LIQUEFACTION LLC - SABINE PASS LNG TERMINAL | CAMERON, Cameron, LA | Fail | State |
| 2022-08-29 | SABINE PASS LNG LP AND SABINE PASS LIQUEFACTION LLC - SABINE PASS LNG TERMINAL | CAMERON, Cameron, LA | Pass | State |
| 2022-08-29 | AMRIZE CEMENT INC. — high-priority violation on file | ALPENA, Alpena, MI | Pass | State |
| 2022-08-29 | NUCOR STEEL JACKSON INC | FLOWOOD, Rankin, MS | Pass | State |
| 2022-08-29 | NUCOR STEEL JACKSON INC | FLOWOOD, Rankin, MS | Pass | State |
| 2022-08-29 | NUCOR STEEL JACKSON INC | FLOWOOD, Rankin, MS | Pass | State |
| 2022-08-29 | NUCOR STEEL JACKSON INC | FLOWOOD, Rankin, MS | Pass | State |
| 2022-08-29 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2022-08-29 | NASH DRAW COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-08-29 | NASH DRAW COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-08-29 | VANDELAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-08-29 | ET GATHERING PROCESSING LLC / RELAY CREEK COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2022-08-29 | BCE MACH III MIDSTREAM HOLDINGS LLC / SOUTH OF LINCOLN COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-08-29 | BCE MACH III MIDSTREAM HOLDINGS LLC / SOUTH OF LINCOLN COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-08-29 | EXPAND OPERATING LLC/N-24 BUCKHORN WELL PAD | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-08-29 | COTERRA ENERGY INC/MEAD B PAD 1 — high-priority violation on file | MONTROSE, Susquehanna, PA | Pass | State |
| 2022-08-29 | JW ALUMINUM COMPANY | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ANTELOPE ELK ENERGY CENTER | ABERNATHY, Hale, TX | Pass | State |
| 2022-08-29 | ECHO SPRINGS GAS PLANT (WILLIAMS FIELD SERVICES) | CARBON COUNTY, Carbon, WY | Fail | State |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
| 2022-08-28 | ALTAGAS SAN JOAQUIN ENERGY INC | TRACY, San Joaquin, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.