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 |
|---|---|---|---|---|
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | MT POSO COGEN-PYRO PACIFIC CO. — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2020-12-15 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2020-12-15 | FOSTER FOOD PRODUCTS — high-priority violation on file | LIVINGSTON, Merced, CA | Pass | Local |
| 2020-12-15 | FULCRUM ENERGY - BIGHORN-MUTUAL 0780 S17 | WALDEN 11.6 MI. N OF, Jackson, CO | Pass | State |
| 2020-12-15 | FULCRUM ENERGY - BIGHORN-MUTUAL 0780 S17 | WALDEN 11.6 MI. N OF, Jackson, CO | Pass | State |
| 2020-12-15 | MANCHESTER LANDFILL | MANCHESTER, Hartford, CT | Pass | State |
| 2020-12-15 | HOWARD UNIVERSITY | WASHINGTON, District of Columbia, DC | Pass | State |
| 2020-12-15 | CEMEX CONSTRUCTION MATERIALS FLORIDA,LLC | BROOKSVILLE, Hernando, FL | Pass | State |
| 2020-12-15 | CEMEX CONSTRUCTION MATERIALS FLORIDA,LLC | BROOKSVILLE, Hernando, FL | Pass | State |
| 2020-12-15 | CEMEX CONSTRUCTION MATERIALS FLORIDA,LLC | BROOKSVILLE, Hernando, FL | Pass | State |
| 2020-12-15 | ATLANTA GAS LIGHT COMPANY - RIVERDALE LNG PLANT — high-priority violation on file | RIVERDALE, Clayton, GA | Pass | State |
| 2020-12-15 | ATLANTA GAS LIGHT COMPANY - RIVERDALE LNG PLANT — high-priority violation on file | RIVERDALE, Clayton, GA | Pass | State |
| 2020-12-15 | ATLANTA GAS LIGHT COMPANY - RIVERDALE LNG PLANT — high-priority violation on file | RIVERDALE, Clayton, GA | Pass | State |
| 2020-12-15 | VULCAN CONSTRUCTION MATERIALS, LLC - KENNESAW QUARRY | KENNESAW, Cobb, GA | Pass | State |
| 2020-12-15 | ASAMA COLDWATER MANUFACTURING GEORGIA | WARRENTON, Warren, GA | Pass | State |
| 2020-12-15 | RAYONIER PERFORMANCE FIBERS, LLC | JESUP, Wayne, GA | Pass | State |
| 2020-12-15 | RAYONIER PERFORMANCE FIBERS, LLC | JESUP, Wayne, GA | Pass | State |
| 2020-12-15 | VALERO RENEWABLE FUELS COMPANY. LLC D/B/A VALERO LAKOTA PLANT — high-priority violation on file | LAKOTA, Kossuth, IA | Pass | State |
| 2020-12-15 | VALERO RENEWABLE FUELS CO LLC-FT DODGE | FORT DODGE, Webster, IA | Pass | State |
| 2020-12-15 | H & B CRUSHING 00380 | KUNA, Ada, ID | Pass | State |
| 2020-12-15 | H & B CRUSHING 00595 | KUNA, Ada, ID | Pass | State |
| 2020-12-15 | H & B CRUSHING 00596 | KUNA, Ada, ID | Pass | State |
| 2020-12-15 | H & B CRUSHING 00597 | KUNA, Ada, ID | Pass | State |
| 2020-12-15 | H & B CRUSHING 00598 | KUNA, Ada, ID | Pass | State |
| 2020-12-15 | H & B CRUSHING 00615 | KUNA, Ada, ID | Pass | State |
| 2020-12-15 | HOFFER PLASTICS CORP | SOUTH ELGIN, Kane, IL | Pass | State |
| 2020-12-15 | ARCHER DANIELS MIDLAND CO — high-priority violation on file | DECATUR, Macon, IL | Pass | State |
| 2020-12-15 | CITY WATER LIGHT & POWER | SPRINGFIELD, Sangamon, IL | Pass | State |
| 2020-12-15 | ANR PIPELINE CO CELESTINE COMPRESSOR STATION | CELESTINE, Dubois, IN | Pass | State |
| 2020-12-15 | WEST KENTUCKY LANDFILL — high-priority violation on file | MAYFIELD, Graves, KY | Pass | State |
| 2020-12-15 | LOUISVILLE GAS & ELECTRIC | MAGNOLIA, Larue, KY | Pass | State |
| 2020-12-15 | LOUISVILLE GAS & ELECTRIC | MAGNOLIA, Larue, KY | Pass | State |
| 2020-12-15 | TENNESSEE VALLEY AUTHORITY (TVA) - SHAWNEE FOSSIL PLANT | WEST PADUCAH, McCracken, KY | Pass | State |
| 2020-12-15 | JELD-WEN | DODSON, Winn, LA | Pass | State |
| 2020-12-15 | REGENERATE LIVERMORE FALLS LLC | LIVERMORE FALLS, Androscoggin, ME | Pass | State |
| 2020-12-15 | FORD MOTOR COMPANY WAYNE COMPLEX | WAYNE, Wayne, MI | Pass | State |
| 2020-12-15 | WASTE MANAGEMENT OF MICHIGAN, INC. - AUTUMN HILLS | ZEELAND, Ottawa, MI | Pass | State |
| 2020-12-15 | NORTHERN NATURAL GAS CO - CARLTON | CARLTON, Carlton, MN | Pass | State |
| 2020-12-15 | ROCHESTER PUBLIC UTILITIES WESTSIDE ENERGY STATION | ROCHESTER, Olmsted, MN | Pass | State |
| 2020-12-15 | DOGWOOD POWER MANAGEMENT, INC. | PLEASANT HILL, Cass, MO | Pending | State |
| 2020-12-15 | LHOIST NORTH AMERICA | SAINTE GENEVIEVE, Ste. Genevieve, MO | Pending | State |
| 2020-12-15 | OWENS-BROCKWAY GLASS CONTAINER INC. | LEXINGTON, Davidson, NC | Pass | State |
| 2020-12-15 | CHEMSERVE TERMINAL OF WILMINGTON, LLC | WILMINGTON, New Hanover, NC | Pending | State |
| 2020-12-15 | B. V. HEDRICK GRAVEL AND SAND COMPANY - AQUADALE QUARRY | NORWOOD, Stanly, NC | Pass | State |
| 2020-12-15 | BLACK RIVER - MALAGA SWD NO4 FACILITY | MALAGA, Eddy, NM | Pass | State |
| 2020-12-15 | BLACK RIVER - MALAGA SWD NO4 FACILITY | MALAGA, Eddy, NM | Pass | State |
| 2020-12-15 | BLACK RIVER - MALAGA SWD NO4 FACILITY | MALAGA, Eddy, NM | Pass | State |
| 2020-12-15 | 3 BEAR LIBBY GAS PLANT | MONUMENT, Lea, NM | Pass | State |
| 2020-12-15 | IRVIN WALL STATE COM NO131H | JAL, Lea, NM | Pass | State |
| 2020-12-15 | LUNA ENERGY CENTER | DEMING, Luna, NM | Pass | State |
| 2020-12-15 | LUNA ENERGY CENTER | DEMING, Luna, NM | Pass | State |
| 2020-12-15 | CALPINE JFK ENERGY CENTER | JAMAICA, Queens, NY | Pass | State |
| 2020-12-15 | DIVERSIFIED PRODUCTION LLC - POOL UNIT | BENTON, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-12-15 | DIVERSIFIED PRODUCTION LLC - POOL UNIT | BENTON, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-12-15 | DIVERSIFIED PRODUCTION LLC - POOL UNIT | BENTON, TOWNSHIP OF, Monroe, OH | Pass | State |
| 2020-12-15 | CORIX CLEVELAND THERMAL GENERATING LP | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2020-12-15 | PPG - SOUTH PLANT — high-priority violation on file | BARBERTON, Summit, OH | Pass | State |
| 2020-12-15 | PPG - SOUTH PLANT — high-priority violation on file | BARBERTON, Summit, OH | Pass | State |
| 2020-12-15 | PPG - SOUTH PLANT — high-priority violation on file | BARBERTON, Summit, OH | Pass | State |
| 2020-12-15 | ONEOK FIELD SERVICES CO LLC / CEDAR LAKE COMPRESSOR STATION | CALUMET, Canadian, OK | Pass | State |
| 2020-12-15 | ONEOK FIELD SERVICES CO LLC / CEDAR LAKE COMPRESSOR STATION | CALUMET, Canadian, OK | Pass | State |
| 2020-12-15 | EOG RESOURCES INC / GALAXY CTB PRODUCTION FACILITY | TUTTLE, Grady, OK | Pass | State |
| 2020-12-15 | EOG RESOURCES INC / MUSTANG CTB | BLANCHARD, Grady, OK | Pass | State |
| 2020-12-15 | PHILLIPS 66 CO - PONCA CITY REFINERY / PONCA CITY REFINERY — high-priority violation on file | PONCA CITY, Kay, OK | Pass | State |
| 2020-12-15 | ET GATHERING PROCESSING LLC / DIBBLE COMPRESSOR STATION | DIBBLE, McClain, OK | Pass | State |
| 2020-12-15 | B BRAUN US DEVICE MFG LLC/ALLENTOWN | ALLENTOWN, Lehigh, PA | Pass | State |
| 2020-12-15 | EQUITRANS LP/JEFFERSON COMP STA | LIPPINCOTT, Greene, PA | Fail | State |
| 2020-12-15 | EXPAND OPERATING LLC/NOWICKI PAD NR25 | SUSQUEHANNA, Susquehanna, PA | 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.