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 |
|---|---|---|---|---|
| 2022-09-22 | NICOR GAS | ANCONA, Livingston, IL | Pass | State |
| 2022-09-22 | MIDWEST GENERATION LLC | PEKIN, Tazewell, IL | Pass | State |
| 2022-09-22 | BROOKS CONSTRUCTION COMPANY INCORPORATED | FORT WAYNE, Allen, IN | Pass | State |
| 2022-09-22 | BROOKS CONSTRUCTION COMPANY INCORPORATED | FORT WAYNE, Allen, IN | Pass | State |
| 2022-09-22 | BROOKS CONSTRUCTION COMPANY INCORPORATED | FORT WAYNE, Allen, IN | Pass | State |
| 2022-09-22 | BROOKS CONSTRUCTION COMPANY INCORPORATED | FORT WAYNE, Allen, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | WAELZ SUSTAINABLE PRODUCTS LLC | LOGANSPORT, Cass, IN | Pass | State |
| 2022-09-22 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2022-09-22 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2022-09-22 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2022-09-22 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2022-09-22 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2022-09-22 | ROCHESTER METAL PRODUCTS CORPORATION — high-priority violation on file | ROCHESTER, Fulton, IN | Pass | State |
| 2022-09-22 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2022-09-22 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2022-09-22 | HEIDELBERG MATERIALS US CEMENT LLC — high-priority violation on file | MITCHELL, Lawrence, IN | Pass | State |
| 2022-09-22 | BCI SOLUTIONS INCORPORATED | BREMEN, Marshall, IN | Pass | State |
| 2022-09-22 | AES INDIANA PETERSBURG GENERATING STATION — high-priority violation on file | PETERSBURG, Pike, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | ADM MILLING COMPANY | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-09-22 | BIG RIVERS ELECTRIC CORP - DB WILSON STATION — high-priority violation on file | CENTERTOWN, Ohio, KY | Pass | State |
| 2022-09-22 | BENTELER STEEL/TUBE MANUFACTURING CORP | SHREVEPORT, Caddo, LA | Fail | State |
| 2022-09-22 | DTE ST. CLAIR / BELLE RIVER POWER PLANT — high-priority violation on file | CHINA, St. Clair, MI | Pending | State |
| 2022-09-22 | MARK LEE ASPHALT INC | ALEXANDRIA, Douglas, MN | N/A | State |
| 2022-09-22 | ROESLEIN ALTERNATIVE ENERGY - RUCKMAN FARM | ALBANY, Gentry, MO | Pass | State |
| 2022-09-22 | ROESLEIN ALTERNATIVE ENERGY - RUCKMAN FARM | ALBANY, Gentry, MO | Pass | State |
| 2022-09-22 | ROESLEIN ALTERNATIVE ENERGY - RUCKMAN FARM | ALBANY, Gentry, MO | Pass | State |
| 2022-09-22 | WARREN PAVING INC, GULFPORT PLANT | GULFPORT, Harrison, MS | Pass | State |
| 2022-09-22 | CANTON MUNICIPAL UTILITIES — high-priority violation on file | CANTON, Madison, MS | Pass | State |
| 2022-09-22 | HARRISON CONSTRUCTION DIVISION OF APAC-ATLANTIC INC. | HAYESVILLE, Clay, NC | Pass | State |
| 2022-09-22 | SARA LEE FROZEN BAKERY, LLC | TARBORO, Edgecombe, NC | Pass | State |
| 2022-09-22 | WOLVERINE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-09-22 | MIYAMURA COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-09-22 | MIYAMURA COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-09-22 | GEORGIA PACIFIC GYPSUM, LLC | LAS VEGAS, Clark, NV | Pass | Local |
| 2022-09-22 | EOG RESOURCES, INC. - BARNHART 36-12-5 PAD | KILGORE, Carroll, OH | Pass | State |
| 2022-09-22 | EOG RESOURCES, INC. - BARNHART 36-12-5 PAD | KILGORE, Carroll, OH | Pass | State |
| 2022-09-22 | EOG RESOURCES, INC. - BARNHART 36-12-5 PAD | KILGORE, Carroll, OH | Pass | State |
| 2022-09-22 | GMI - BULK AC STORAGE TANK (1.2 MILLION GAL.) | BLUFFTON, Allen, OH | Pass | State |
| 2022-09-22 | BUCKEYE TERMINALS LLC - LIMA SOUTH TERMINAL — high-priority violation on file | LIMA, Allen, OH | Pass | State |
| 2022-09-22 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-09-22 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-09-22 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-09-22 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-09-22 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-09-22 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-09-22 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-09-22 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-09-22 | THE MEDICAL CENTER COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-09-22 | RICHARD MILLER WATER TREATMENT PLANT | CINCINNATI, Hamilton, OH | Pass | State |
| 2022-09-22 | RICHARD MILLER WATER TREATMENT PLANT | CINCINNATI, Hamilton, OH | Pass | State |
| 2022-09-22 | RICHARD MILLER WATER TREATMENT PLANT | CINCINNATI, Hamilton, OH | Pass | State |
| 2022-09-22 | RICHARD MILLER WATER TREATMENT PLANT | CINCINNATI, Hamilton, OH | Pass | State |
| 2022-09-22 | MPLX TERMINALS LLC - CANTON TERMINAL | CANTON, Stark, OH | Pass | State |
| 2022-09-22 | VALIDUS ENERGY II MIDCON LLC / SEABISCUIT PAD | YUKON, Canadian, OK | Pass | State |
| 2022-09-22 | FW MIDCON I LLC / BOHOO AND NONOMA 1 BIA 1307 1 6 7WXH | EL RENO, Canadian, OK | Pass | State |
| 2022-09-22 | VALIDUS ENERGY II MIDCON LLC / NOWLIN 16 21 PAD | MUSTANG, Canadian, OK | Pass | State |
| 2022-09-22 | FW MIDCON I LLC / MARIO 0304 1 5 8WXH LUIGI 0304 1 5 32W | ERIN SPRINGS, Garvin, OK | Pass | State |
| 2022-09-22 | DCP OPERATING CO LP / SKIPPER COMPRESSOR STATION | FOSTER, Stephens, OK | Pass | State |
| 2022-09-22 | SHAWVILLE POWER LLC/SHAWVILLE GEN STA | SHAWVILLE, Clearfield, PA | Pass | State |
| 2022-09-22 | MARKWEST LIBERTY MIDSTREAM & RESOURCES/HOUSTON GAS PLT | WASHINGTON, Washington, PA | Pass | State |
| 2022-09-22 | USS/CLAIRTON WORKS — high-priority violation on file | CLAIRTON, Allegheny, PA | Pass | Local |
| 2022-09-22 | CENTURY ALUMINUM OF SOUTH CAROLINA INC — high-priority violation on file | GOOSE CREEK, Berkeley, SC | Pass | State |
| 2022-09-22 | KINDER MORGAN SOUTHEAST TERMINALS LLC SPARTANBURG TERMINAL | SPARTANBURG, Spartanburg, SC | Pass | State |
| 2022-09-22 | GRAYMONT WESTERN (CONTINENTAL LIME) | DELTA, Millard, UT | Pass | State |
| 2022-09-22 | NORTHWEST PIPELINE LLC- MOUNT VERNON | MOUNT VERNON, Skagit, WA | Pass | Local |
| 2022-09-22 | REHLKO | KOHLER, Taylor, WI | Pass | State |
| 2022-09-22 | MICROSOFT CHEYENNE DATA CENTER (MICROSOFT CORPORATION) | CHEYENNE, Laramie, WY | Pass | State |
| 2022-09-21 | GAS PROCESSORS INC | CASTLEBERRY, Conecuh, AL | Pass | State |
| 2022-09-21 | GAS PROCESSORS INC | CASTLEBERRY, Conecuh, AL | Pass | State |
| 2022-09-21 | SOUTHERN NATURAL GAS | ELMORE, Elmore, AL | Pass | State |
| 2022-09-21 | DRUMMOND COMPANY, INC. (ABC COKE) | BIRMINGHAM, Jefferson, AL | Pass | Local |
| 2022-09-21 | DRUMMOND COMPANY, INC. (ABC COKE) | BIRMINGHAM, Jefferson, AL | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.