EPA Air · stack tests by year
Air-emissions stack tests in 2020
- 33,437Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit.
States, 2020
- California 15,352
- Ohio 2,194
- Florida 1,532
- Oklahoma 1,517
- Indiana 1,473
- Georgia 1,147
- New Mexico 846
- Pennsylvania 725
- Alabama 674
- Texas 617
- Missouri 607
- Arkansas 589
- Mississippi 438
- Colorado 429
- Washington 407
- Iowa 355
- North Carolina 274
- Wyoming 235
- Wisconsin 229
- Michigan 222
- South Carolina 221
- Montana 217
- Minnesota 213
- Delaware 211
- Kentucky 184
- West Virginia 175
- Utah 158
- Tennessee 149
- Kansas 144
- Nebraska 142
- Alaska 141
- Maine 136
- Nevada 134
- Virginia 132
- Illinois 129
- North Dakota 129
- New Jersey 122
- Connecticut 110
- Arizona 97
- New York 93
- Hawaii 84
- Louisiana 83
- Idaho 81
- New Hampshire 72
- Maryland 46
- South Dakota 46
- Oregon 39
- Rhode Island 30
- District of Columbia 30
- Vermont 17
- Massachusetts 7
- Puerto Rico 3
Other years
Air-emissions stack tests recorded in 2020
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2020-10-20 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2020-10-20 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2020-10-20 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2020-10-20 | AERA ENERGY — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2020-10-20 | ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S. | BRIGHTON 3.0 MI. E OF, Adams, CO | Fail | State |
| 2020-10-20 | ROCKY MOUNTAIN MIDSTREAM - POWHATON C.S. | BRIGHTON 3.0 MI. E OF, Adams, CO | Pass | State |
| 2020-10-20 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2020-10-20 | BLACK HILLS ELECTRIC GENERATION - PAGS | PUEBLO, Pueblo, CO | Pass | State |
| 2020-10-20 | NOBLE ENERGY - WELLS RANCH AA24, AA23, B | KERSEY 9.4 MI. NE OF, Weld, CO | Pass | State |
| 2020-10-20 | QUIKRETE CONSTRUCTION MATERIALS, LLC | TAMPA, Hillsborough, FL | Pass | State |
| 2020-10-20 | QUIKRETE CONSTRUCTION MATERIALS, LLC | TAMPA, Hillsborough, FL | Pass | State |
| 2020-10-20 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2020-10-20 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2020-10-20 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2020-10-20 | MARTA - LAREDO DRIVE CNG STATION | DECATUR, DeKalb, GA | Pass | State |
| 2020-10-20 | AMCOR TOBACCO PACKAGING AMERICAS, INC. | PEACHTREE CITY, Fayette, GA | Pass | State |
| 2020-10-20 | AMCOR TOBACCO PACKAGING AMERICAS, INC. | PEACHTREE CITY, Fayette, GA | Pass | State |
| 2020-10-20 | C. W. MATHEWS CONTRACTING CO, INC | PEACHTREE CORNERS, Gwinnett, GA | Fail | State |
| 2020-10-20 | POET BIOREFINING - SHELL ROCK, LLC — high-priority violation on file | SHELL ROCK, Butler, IA | Fail | State |
| 2020-10-20 | HINSDALE HOSPITAL | HINSDALE, DuPage, IL | Pass | State |
| 2020-10-20 | ILLINOIS CEMENT CO | LASALLE, La Salle, IL | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | JASPER RUBBER PRODUCTS INC — high-priority violation on file | JASPER, Dubois, IN | Pass | State |
| 2020-10-20 | WM TECHNOLOGIES LLC — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2020-10-20 | WM TECHNOLOGIES LLC — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2020-10-20 | WM TECHNOLOGIES LLC — high-priority violation on file | MICHIGAN CITY, LaPorte, IN | Pass | State |
| 2020-10-20 | FEDERAL EXPRESS CORPORATION | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-10-20 | FEDERAL EXPRESS CORPORATION | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-10-20 | FEDERAL EXPRESS CORPORATION | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-10-20 | FEDERAL EXPRESS CORPORATION | INDIANAPOLIS, Marion, IN | Pass | State |
| 2020-10-20 | URSCHEL LABORATORIES INC | CHESTERTON, Porter, IN | Pass | State |
| 2020-10-20 | URSCHEL LABORATORIES INC | CHESTERTON, Porter, IN | Pass | State |
| 2020-10-20 | URSCHEL LABORATORIES INC | CHESTERTON, Porter, IN | Pass | State |
| 2020-10-20 | URSCHEL LABORATORIES INC | CHESTERTON, Porter, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | LIBERTY LANDFILL LLC | MONTICELLO, White, IN | Pass | State |
| 2020-10-20 | EVERGY - LA CYGNE (AIR) | LA CYGNE, Linn, KS | Pass | State |
| 2020-10-20 | EAST KY POWER COOP - BAVARIAN LGTE | WALTON, Boone, KY | Pass | State |
| 2020-10-20 | HILLSHIRE BRANDS - CLARYVILLE PLANT | ALEXANDRIA (CAMPBELL), Campbell, KY | Pass | State |
| 2020-10-20 | KY UTILITIES CO - BROWN STATION | HARRODSBURG, Mercer, KY | Pass | State |
| 2020-10-20 | DOMINION TRANSMISSION, INC | MIDDLETOWN, Frederick, MD | Pass | State |
| 2020-10-20 | EAGLE POINT ENERGY CENTER, LLC | ORRINGTON, Penobscot, ME | Pass | State |
| 2020-10-20 | DOW SILICONES CORPORATION | MIDLAND, Midland, MI | Pass | State |
| 2020-10-20 | ZEELAND FARM SERVICES, INC. — high-priority violation on file | ZEELAND, Ottawa, MI | Pass | State |
| 2020-10-20 | VENICE PARK RDF | LENNON, Shiawassee, MI | Pass | State |
| 2020-10-20 | HENKEL US OPERATIONS CORP - CANNON FALLS | CANNON FALLS, Goodhue, MN | Pass | State |
| 2020-10-20 | SMMPA METHANE ENERGY FACILITY | MORA, Kanabec, MN | Pass | State |
| 2020-10-20 | ANDERSEN CORPORATION | BAYPORT, Washington, MN | Pass | State |
| 2020-10-20 | MISSISSIPPI POWER COMPANY, CHEVRON COGENERATING PLANT | PASCAGOULA, Jackson, MS | Pass | State |
| 2020-10-20 | MISSISSIPPI POWER COMPANY, CHEVRON COGENERATING PLANT | PASCAGOULA, Jackson, MS | Pass | State |
| 2020-10-20 | MISSISSIPPI POWER COMPANY, CHEVRON COGENERATING PLANT | PASCAGOULA, Jackson, MS | Pass | State |
| 2020-10-20 | MISSISSIPPI POWER COMPANY, CHEVRON COGENERATING PLANT | PASCAGOULA, Jackson, MS | Pass | State |
| 2020-10-20 | REGULATOR MARINE, INC. | EDENTON, Chowan, NC | Pending | State |
| 2020-10-20 | ONEOK ROCKIES MIDSTREAM, L.L.C. - GARDEN CREEK GAS PLANT - AQ | WATFORD CITY, McKenzie, ND | Pending | State |
| 2020-10-20 | ONEOK ROCKIES MIDSTREAM, L.L.C. - GARDEN CREEK GAS PLANT - AQ | WATFORD CITY, McKenzie, ND | Pass | State |
| 2020-10-20 | ONEOK ROCKIES MIDSTREAM, L.L.C. - BEAVERTAIL COMPRESSOR STATION - AQ | WATFORD CITY, McKenzie, ND | Pass | State |
| 2020-10-20 | ONEOK ROCKIES MIDSTREAM, L.L.C. - BEAVERTAIL COMPRESSOR STATION - AQ | WATFORD CITY, McKenzie, ND | Pending | State |
| 2020-10-20 | BRAEN ROYALTY LLC — high-priority violation on file | SPARTA, Sussex, NJ | Fail | State |
| 2020-10-20 | STRAWBERRY FIELDS BOOSTER STATION | LOCO HILLS, Eddy, NM | Pass | State |
| 2020-10-20 | STRAWBERRY FIELDS BOOSTER STATION | LOCO HILLS, Eddy, NM | Pass | State |
| 2020-10-20 | BLOOMFIELD PRODUCTS TERMINAL | BLOOMFIELD, San Juan, NM | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | AUGUSTA COMPRESSOR FACILITY- UTICA GAS SERVICES, L.L.C. | EAST, TOWNSHIP OF, Carroll, OH | Pass | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Fail | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Fail | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Pass | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Pass | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Pass | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Pass | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Pass | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Pass | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Pass | State |
| 2020-10-20 | CARMEUSE LIME, INC. - MAPLE GROVE OPERATIONS — high-priority violation on file | BETTSVILLE, Seneca, OH | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.
What this page shows
This page covers Clean Air Act facilities in the EPA air register with stack tests in 2020. It lists 33,437 stack tests recorded nationwide in 2020.