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 |
|---|---|---|---|---|
| 2022-11-15 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-11-15 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-11-15 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2022-11-15 | KODI COLLECTIVE â LEBANON JUNCTION | LEBANON JUNCTION, Bullitt, KY | Pass | State |
| 2022-11-15 | TENNESSEE VALLEY AUTHORITY (TVA) - SHAWNEE FOSSIL PLANT | WEST PADUCAH, McCracken, KY | Pass | State |
| 2022-11-15 | MPLX TERMINALS, LLC - ALGONQUIN TERMINAL | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2022-11-15 | CITY OF AUGUSTA - HATCH HILL LANDFILL | AUGUSTA, Kennebec, ME | Pass | State |
| 2022-11-15 | SAPPI NORTH AMERICA, INC. | SKOWHEGAN, Somerset, ME | Pass | State |
| 2022-11-15 | CLEVELAND-CLIFFS STEEL CORPORATION DEARBORN WORKS | DEARBORN, Wayne, MI | Pass | State |
| 2022-11-15 | FORD MOTOR COMPANY ROUGE COMPLEX | DEARBORN, Wayne, MI | Pending | State |
| 2022-11-15 | FORD MOTOR COMPANY ROUGE COMPLEX | DEARBORN, Wayne, MI | Pass | State |
| 2022-11-15 | NORTHERN NATURAL GAS CO - CARLTON | CARLTON, Carlton, MN | Pass | State |
| 2022-11-15 | METROPOLITAN ST. LOUIS SEWER DISTRICT | SAINT LOUIS COUNTY, St. Louis, MO | Pass | State |
| 2022-11-15 | WESTLAKE CHEMICALS AND VINYLS LLC | ABERDEEN, Monroe, MS | Pass | State |
| 2022-11-15 | WESTLAKE CHEMICALS AND VINYLS LLC | ABERDEEN, Monroe, MS | Pass | State |
| 2022-11-15 | TARGA BADLANDS, LLC - LITTLE MISSOURI GAS PLANT (LMGP) AND SMOKEY COMPRESSOR STA | WATFORD CITY, McKenzie, ND | Pass | State |
| 2022-11-15 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | N/A | State |
| 2022-11-15 | GORHAM ACQUISITION, LLC — high-priority violation on file | GORHAM, Coos, NH | Fail | State |
| 2022-11-15 | MORRISTOWN MEDICAL CENTER | MORRISTOWN, Morris, NJ | Pass | State |
| 2022-11-15 | TIGER COMPRESSOR STATION — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2022-11-15 | TIGER COMPRESSOR STATION — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2022-11-15 | TIGER COMPRESSOR STATION — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2022-11-15 | TIGER COMPRESSOR STATION — high-priority violation on file | MALAGA, Eddy, NM | Pass | State |
| 2022-11-15 | BLUE QUAIL COMPRESSOR STATION | LOCO HILLS, Eddy, NM | Pass | State |
| 2022-11-15 | GRAMA RIDGE GAS STORAGE FACILITY | EUNICE, Lea, NM | Pass | State |
| 2022-11-15 | MILKY WAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-11-15 | MILKY WAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-11-15 | MILKY WAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-11-15 | MILKY WAY COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-11-15 | NORTH VALMY GENERATING STATION | VALMY, Humboldt, NV | Pass | State |
| 2022-11-15 | PAN MINE PROJECT | EUREKA, White Pine, NV | Pass | State |
| 2022-11-15 | PAN MINE PROJECT | EUREKA, White Pine, NV | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | EQM OLYMPUS MIDSTREAM, LLC - TYGERR COMPRESSOR STATION | JACOBSBURG, Belmont, OH | Pass | State |
| 2022-11-15 | ASCENT RESOURCES - UTICA LLC - COLAIANNI MTP JF | ADENA, Jefferson, OH | Pass | State |
| 2022-11-15 | ASCENT RESOURCES - UTICA LLC - COLAIANNI MTP JF | ADENA, Jefferson, OH | Pass | State |
| 2022-11-15 | ASCENT RESOURCES - UTICA LLC - COLAIANNI MTP JF | ADENA, Jefferson, OH | Pass | State |
| 2022-11-15 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2022-11-15 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2022-11-15 | ASCENT RESOURCES - UTICA LLC - ELITE MTP JF | DILLONVALE, Jefferson, OH | Pass | State |
| 2022-11-15 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-11-15 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-11-15 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-11-15 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-11-15 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-11-15 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Fail | State |
| 2022-11-15 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-11-15 | JSW STEEL USA OHIO — high-priority violation on file | MINGO JUNCTION, Jefferson, OH | Pass | State |
| 2022-11-15 | PYLES PAD 952757 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-11-15 | PYLES PAD 952757 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-11-15 | PYLES PAD 952757 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-11-15 | CRAIG MILLER PAD 952413 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-11-15 | CRAIG MILLER PAD 952413 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-11-15 | CRAIG MILLER PAD 952413 | BEALLSVILLE, Monroe, OH | Pass | State |
| 2022-11-15 | ET GATHERING PROCESSING LLC / HATCHETT COMPRESSOR STATION | GREENFIELD, Blaine, OK | Pass | State |
| 2022-11-15 | ET GATHERING PROCESSING LLC / ROBE CREEK COMPRESSOR STATION | SEILING, Dewey, OK | Pass | State |
| 2022-11-15 | MARKWEST OKLAHOMA GAS CO LLC / DOVER COMPRESSOR STATION | DOVER, Kingfisher, OK | Pass | State |
| 2022-11-15 | FW MIDCON I LLC / J R BARTON 1708 2H 3H 4H 28X | LOYAL, Kingfisher, OK | Pass | State |
| 2022-11-15 | FW MIDCON I LLC / ELY 0104 1H 2H 18X | VELMA, Stephens, OK | Pass | State |
| 2022-11-15 | URICK FOUNDRY CO/ERIE | ERIE, Erie, PA | Pass | State |
| 2022-11-15 | TEXAS EASTERN TRANS LP/PERULACK STA | EAST WATERFORD, Juniata, PA | Pass | State |
| 2022-11-15 | CHESTNUT VALLEY LDFL LLC/GERMAN TWP — high-priority violation on file | MC CLELLANDTOWN, Fayette, PA | Pass | State |
| 2022-11-15 | BUCKEYE TERMINALS LLC/MACUNGIE TERMINAL | EMMAUS, Lehigh, PA | Pass | State |
| 2022-11-15 | GLACIAL LAKES ENERGY LLC | WATERTOWN, Codington, SD | Pass | State |
| 2022-11-15 | REDFIELD ENERGY LLC — high-priority violation on file | REDFIELD, Beadle, SD | Pass | State |
| 2022-11-15 | COMPASS MINERALS | UTAH, Undetermined, UT | Pass | State |
| 2022-11-15 | SMITHFIELD FRESH MEATS CORPORATION - SMITHFIELD | SMITHFIELD, Isle of Wight, VA | Pass | State |
| 2022-11-15 | AMAZON DATA SERVICES INC IAD-120/121/122 | STERLING, Loudoun, VA | Pass | State |
| 2022-11-15 | WESTROCK LONGVIEW LLC — high-priority violation on file | LONGVIEW, Cowlitz, WA | Pass | State |
| 2022-11-15 | PORT TOWNSEND PAPER CORPORATION — high-priority violation on file | PORT TOWNSEND, Jefferson, WA | Pass | State |
| 2022-11-15 | DIDION MILLING INC. | CAMBRIA, Columbia, WI | Pass | State |
| 2022-11-15 | MOLSON COORS USA LLC | MILWAUKEE, Monroe, WI | Pass | State |
| 2022-11-15 | AHLSTROM RHINELANDER LLC | RHINELANDER, Outagamie, WI | Pass | State |
| 2022-11-15 | GREDE - REEDSBURG LLC | REEDSBURG, Sawyer, WI | Pass | State |
| 2022-11-15 | LOUISIANA-PACIFIC CORPORATION - HAYWARD | HAYWARD, Shawano, WI | Pass | State |
| 2022-11-15 | WESTLAKE NATRIUM LLC, WESTLAKE NATRIUM | PROCTOR, Marshall, WV | Fail | State |
| 2022-11-15 | MONONGAHELA POWER COMPANY, FORT MARTIN STATION | MAIDSVILLE, Monongalia, WV | Pass | State |
| 2022-11-15 | MONONGAHELA POWER COMPANY, FORT MARTIN STATION | MAIDSVILLE, Monongalia, WV | Pass | State |
| 2022-11-14 | NUSHAGAK ELECTRIC COOPERATIVE, INC / DILLINGHAM POWER PLANT | DILLINGHAM, Dillingham (CA), AK | Pass | State |
| 2022-11-14 | NUSHAGAK ELECTRIC COOPERATIVE, INC / DILLINGHAM POWER PLANT | DILLINGHAM, Dillingham (CA), AK | Pass | State |
| 2022-11-14 | NUSHAGAK ELECTRIC COOPERATIVE, INC / DILLINGHAM POWER PLANT | DILLINGHAM, Dillingham (CA), AK | Pass | State |
| 2022-11-14 | ALABAMA POWER COMPANY | THEODORE, Mobile, AL | Pass | State |
| 2022-11-14 | DESOTO GATHERING COMPANY, LLC - NE CHARLEY CPF-2 | DRASCO, Cleburne, AR | Pass | State |
| 2022-11-14 | DESOTO GATHERING COMPANY, LLC - NE CHARLEY CPF-2 | DRASCO, Cleburne, AR | Pass | State |
| 2022-11-14 | DESOTO GATHERING COMPANY, LLC - NE CHARLEY CPF-2 | DRASCO, Cleburne, AR | Pass | State |
| 2022-11-14 | DESOTO GATHERING COMPANY, LLC - STEELHEAD CPF-3 | CLINTON, Van Buren, AR | Pass | State |
| 2022-11-14 | CANYON POWER PLANT | ANAHEIM, Orange, CA | Pass | Local |
| 2022-11-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-11-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-11-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-11-14 | CHEVRON USA — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-11-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-11-14 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.