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 |
|---|---|---|---|---|
| 2022-11-07 | ARROW PIPELINE STATION #4 | NORTH DAKOTA, Undetermined, ND | Pass | U.S. EPA |
| 2022-11-07 | DESOTO GATHERING COMPANY, LLC - PHILLIPS MOUNTAIN CPF-2 | CLEVELAND, Conway, AR | Pass | State |
| 2022-11-07 | DESOTO GATHERING COMPANY, LLC - GRAVEL HILL CPF-4 | SCOTLAND, Van Buren, AR | Pass | State |
| 2022-11-07 | VULCAN MATERIALS — high-priority violation on file | MARICOPA COUNTY, Maricopa, AZ | Pending | Local |
| 2022-11-07 | CRESTONE PEAK - MUSTANG BOOSTER STATION — high-priority violation on file | AURORA, Adams, CO | Fail | State |
| 2022-11-07 | CRESTONE PEAK - MUSTANG BOOSTER STATION — high-priority violation on file | AURORA, Adams, CO | Pass | State |
| 2022-11-07 | CRESTONE PEAK - MUSTANG BOOSTER STATION — high-priority violation on file | AURORA, Adams, CO | Pass | State |
| 2022-11-07 | CRESTONE PEAK - MUSTANG BOOSTER STATION — high-priority violation on file | AURORA, Adams, CO | Fail | State |
| 2022-11-07 | WEXPRO - SUGAR LOAF COMPRESSOR STATION | DINOSAUR 50.4 MI. N OF, Moffat, CO | Pass | State |
| 2022-11-07 | CLARIOS, LLC | TAMPA, Hillsborough, FL | Pass | State |
| 2022-11-07 | CLARIOS, LLC | TAMPA, Hillsborough, FL | Pass | State |
| 2022-11-07 | CLARIOS, LLC | TAMPA, Hillsborough, FL | Pass | State |
| 2022-11-07 | CLARIOS, LLC | TAMPA, Hillsborough, FL | Pass | State |
| 2022-11-07 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2022-11-07 | BRUNSWICK CELLULOSE LLC | BRUNSWICK, Glynn, GA | Pass | State |
| 2022-11-07 | STAKER PARSON COMPANY DBA IDAHO MATERIALS AND CONSTRUCTION 00085 | NAMPA, Canyon, ID | Pass | State |
| 2022-11-07 | NORTH VERNON INDUSTRY CORPORATION | NORTH VERNON, Jennings, IN | Pass | State |
| 2022-11-07 | NORTH VERNON INDUSTRY CORPORATION | NORTH VERNON, Jennings, IN | Pass | State |
| 2022-11-07 | NORTH VERNON INDUSTRY CORPORATION | NORTH VERNON, Jennings, IN | Pass | State |
| 2022-11-07 | NORTH VERNON INDUSTRY CORPORATION | NORTH VERNON, Jennings, IN | Pass | State |
| 2022-11-07 | CONVERSE CENTRAL FACILITY | MANSFIELD, De Soto, LA | Pass | State |
| 2022-11-07 | HCC CRUSHING DIVISION NM | WABASHA, Wabasha, MN | Pass | State |
| 2022-11-07 | ASH GROVE CEMENT | CLANCY, Jefferson, MT | Pass | State |
| 2022-11-07 | MAGNUM COMPRESSOR STATION — high-priority violation on file | CARLSBAD, Eddy, NM | Pass | State |
| 2022-11-07 | SPARTAN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-11-07 | SPARTAN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-11-07 | SPARTAN COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-11-07 | PADUCA BREAKS CENTRAL GATHERING FACILITY | JAL, Lea, NM | Pass | State |
| 2022-11-07 | PADUCA BREAKS CENTRAL GATHERING FACILITY | JAL, Lea, NM | Pass | State |
| 2022-11-07 | PADUCA BREAKS CENTRAL GATHERING FACILITY | JAL, Lea, NM | Pass | State |
| 2022-11-07 | PADUCA BREAKS CENTRAL GATHERING FACILITY | JAL, Lea, NM | Pass | State |
| 2022-11-07 | MALLON 27 FED COM TB | HOBBS, Lea, NM | Pass | State |
| 2022-11-07 | GREYHOUND COMPRESSOR STATION | EUNICE, Lea, NM | Pass | State |
| 2022-11-07 | GHOST COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-11-07 | RIGHT MEOW 30 CTB 1 | MALAGA, Lea, NM | Pass | State |
| 2022-11-07 | BCE MACH LLC / BIG NUGGET B PAD | WATONGA, Blaine, OK | Pass | State |
| 2022-11-07 | FOUNDATION ENERGY MANAGEMENT LLC / NORTHRIDGE GAS PLANT | GERTY, Hughes, OK | Pass | State |
| 2022-11-07 | ET GATHERING PROCESSING LLC / CANUTE COMPRESSOR STATION | BURNS FLAT, Washita, OK | Pass | State |
| 2022-11-07 | HEIDELBERG MATERIALS US CEMENT LLC/EVANSVILLE CEMENT PLT & Q — high-priority violation on file | FLEETWOOD, Berks, PA | Pass | State |
| 2022-11-07 | MARKWEST LIBERTY MIDSTREAM RES/DOWN HOME COMPRESSOR STATION | ROBINSON TWP, Washington, PA | Pass | State |
| 2022-11-07 | EXPAND OPERATING LLC/ROSIEMAR SUS PAD | MESHOPPEN, Susquehanna, PA | Pass | State |
| 2022-11-07 | KRIEBEL MINERALS INC/ARMBURST SONY COMPRESSOR | MT PLEASANT, Westmoreland, PA | Pass | State |
| 2022-11-07 | GAS TRANSMISSION NORTHWEST, LLC | WASHINGTON, Undetermined, WA | Pass | Local |
| 2022-11-07 | HILIGHT GAS PLANT (WES POWDER RIVER HOLDINGS LLC) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2022-11-07 | LEAVITT COMPRESSOR STATION (THUNDER CREEK GAS SERVICES) | CAMPBELL COUNTY, Campbell, WY | Pass | State |
| 2022-11-07 | PINEDALE COMPLEX (HARVEST MIDSTREAM COMPANY) | SUBLETTE COUNTY, Sublette, WY | Pass | State |
| 2022-11-06 | NUCOR STEEL GALLATIN LLC | GHENT, Gallatin, KY | Pass | State |
| 2022-11-05 | VANTIVE US HEALTHCARE, LLC. | MOUNTAIN HOME, Baxter, AR | Pass | State |
| 2022-11-05 | VANTIVE US HEALTHCARE, LLC. | MOUNTAIN HOME, Baxter, AR | Pass | State |
| 2022-11-05 | VANTIVE US HEALTHCARE, LLC. | MOUNTAIN HOME, Baxter, AR | Pass | State |
| 2022-11-05 | VANTIVE US HEALTHCARE, LLC. | MOUNTAIN HOME, Baxter, AR | Pass | State |
| 2022-11-05 | VANTIVE US HEALTHCARE, LLC. | MOUNTAIN HOME, Baxter, AR | Pass | State |
| 2022-11-04 | SUZANO PACKAGING, LLC | PINE BLUFF, Jefferson, AR | Pass | State |
| 2022-11-04 | SUZANO PACKAGING, LLC | PINE BLUFF, Jefferson, AR | Pass | State |
| 2022-11-04 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2022-11-04 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2022-11-04 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2022-11-04 | LINN OPERATING INC — high-priority violation on file | TAFT, Kern, CA | Pass | Local |
| 2022-11-04 | CALAVERAS MATERIALS — high-priority violation on file | MERCED, Merced, CA | Pass | Local |
| 2022-11-04 | CALAVERAS MATERIALS — high-priority violation on file | MERCED, Merced, CA | Pass | Local |
| 2022-11-04 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2022-11-04 | MIAMI-DADE WATER AND SEWER DEPARTMENT | MIAMI, Miami-Dade, FL | Pass | State |
| 2022-11-04 | MOSAIC FERTILIZER, LLC | RIVERVIEW, Hillsborough, FL | Pass | State |
| 2022-11-04 | MOSAIC FERTILIZER, LLC | RIVERVIEW, Hillsborough, FL | Pass | State |
| 2022-11-04 | MOSAIC FERTILIZER, LLC | RIVERVIEW, Hillsborough, FL | Pass | State |
| 2022-11-04 | TAMPA ELECTRIC COMPANY (TEC) | GIBSONTON, Hillsborough, FL | Pass | State |
| 2022-11-04 | DUKE ENERGY FLORIDA, LLC | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2022-11-04 | DUKE ENERGY FLORIDA, LLC | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2022-11-04 | DUKE ENERGY FLORIDA, LLC | INTERCESSION CITY, Osceola, FL | Pass | State |
| 2022-11-04 | DUKE ENERGY FLORIDA, LLC | DE BARY-ORANGE CITY DIVISION, Volusia, FL | Pass | State |
| 2022-11-04 | GEORGIA POWER CO. - PLANT MCDONOUGH- ATKINSON | ATLANTA, Cobb, GA | Pass | State |
| 2022-11-04 | GEORGIA POWER CO. - PLANT MCDONOUGH- ATKINSON | ATLANTA, Cobb, GA | Pass | State |
| 2022-11-04 | BRUNSWICK CELLULOSE LLC | BRUNSWICK, Glynn, GA | Pass | State |
| 2022-11-04 | BRUNSWICK CELLULOSE LLC | BRUNSWICK, Glynn, GA | Pass | State |
| 2022-11-04 | HECO - WAIAU | PEARL CITY, Honolulu, HI | Pass | State |
| 2022-11-04 | MECO - MAALAEA | MAALAEA, Maui, HI | Pass | State |
| 2022-11-04 | IDAHO FOREST GROUP LLC - MOYIE SPRINGS | MOYIE SPRINGS, Boundary, ID | Pass | State |
| 2022-11-04 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-11-04 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-11-04 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-11-04 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-11-04 | CWA AUTHORITY INC BELMONT ADV WASTEWATER TREATMENT PLANT | INDIANAPOLIS, Marion, IN | Pass | State |
| 2022-11-04 | WOODLAND PULP LLC — high-priority violation on file | BAILEYVILLE, TOWN OF, Washington, ME | Pass | State |
| 2022-11-04 | GREEN PLAINS WOOD RIVER LLC — high-priority violation on file | WOOD RIVER, Hall, NE | N/A | State |
| 2022-11-04 | STAVOLA ASHPHALT CO INC BRICK PLANT | NEW JERSEY, Undetermined, NJ | Fail | State |
| 2022-11-04 | AMP FREMONT ENERGY CENTER | FREMONT, Sandusky, OH | Pass | State |
| 2022-11-04 | AMP FREMONT ENERGY CENTER | FREMONT, Sandusky, OH | Pass | State |
| 2022-11-04 | AMP FREMONT ENERGY CENTER | FREMONT, Sandusky, OH | Pass | State |
| 2022-11-04 | PRESIDIO PETROLEUM LLC / KINCAID 1 5RH | ELK CITY, Beckham, OK | Pass | State |
| 2022-11-04 | FW MIDCON I LLC / HUFNAGEL 1407 2H 3H 4H 28XX 5H 33X | OKARCHE, Canadian, OK | Pass | State |
| 2022-11-04 | ONEOK GAS STORAGE LLC / HASKELL STORAGE FACILITY | HASKELL, Muskogee, OK | Pass | State |
| 2022-11-04 | HEIDELBERG MATERIALS US CEMENT LLC/NAZARETH | NAZARETH, Northampton, PA | Pass | State |
| 2022-11-04 | HEIDELBERG MATERIALS US CEMENT LLC/NAZARETH | NAZARETH, Northampton, PA | Pass | State |
| 2022-11-04 | PORT NECHES OPERATIONS — high-priority violation on file | PORT NECHES, Jefferson, TX | Pass | State |
| 2022-11-04 | PORT NECHES OPERATIONS — high-priority violation on file | PORT NECHES, Jefferson, TX | Pass | State |
| 2022-11-04 | PORT NECHES OPERATIONS — high-priority violation on file | PORT NECHES, Jefferson, TX | Pass | State |
| 2022-11-04 | OMNIS PLEASANTS, LLC, PLEASANTS POWER STATION | WILLOW ISLAND, Pleasants, WV | Pass | State |
| 2022-11-03 | ALASKA ELECTRIC AND ENERGY COOPERATIVE / SOLDOTNA COMBUSTION TURBINE PLANT | KENAI, Kenai Peninsula, AK | Pass | State |
| 2022-11-03 | DCP MIDSTREAM | CODEN, Mobile, AL | Pass | State |
| 2022-11-03 | CALPORTLAND - RILLITO CEMENT PLANT | MARANA, Pima, AZ | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.