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 |
|---|---|---|---|---|
| 2022-09-21 | EAGLE VALLEY LANDFILL | LAKE ORION, Oakland, MI | Pass | State |
| 2022-09-21 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-21 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-21 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-21 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-21 | CHEMOURS COMPANY FC LLC THE, DELISLE PLANT | PASS CHRISTI, Harrison, MS | Pass | State |
| 2022-09-21 | CANTON MUNICIPAL UTILITIES — high-priority violation on file | CANTON, Madison, MS | Pass | State |
| 2022-09-21 | CANTON MUNICIPAL UTILITIES — high-priority violation on file | CANTON, Madison, MS | Pass | State |
| 2022-09-21 | CANTON MUNICIPAL UTILITIES — high-priority violation on file | CANTON, Madison, MS | Pass | State |
| 2022-09-21 | CANTON MUNICIPAL UTILITIES — high-priority violation on file | CANTON, Madison, MS | Pass | State |
| 2022-09-21 | ROCKY MOUNTAIN POWER | HARDIN, Big Horn, MT | Fail | State |
| 2022-09-21 | THOMAS SIMPSON CONSTRUCTION - ACI | NEWPORT, Carteret, NC | Pass | State |
| 2022-09-21 | PSNC DBA ENBRIDGE GAS - SILVER CREEK ROAD COMPRESSOR STATION | MILL SPRING, Polk, NC | Pass | State |
| 2022-09-21 | GREEN PLAINS CENTRAL CITY LLC — high-priority violation on file | CENTRAL CITY, Merrick, NE | Fail | State |
| 2022-09-21 | GREEN PLAINS CENTRAL CITY LLC — high-priority violation on file | CENTRAL CITY, Merrick, NE | Pass | State |
| 2022-09-21 | SUMMIT CUSTOM SPRAY DRYING INC | NEW JERSEY, Undetermined, NJ | Pass | State |
| 2022-09-21 | KINDER MORGAN LIQUID TERMINALS - CARTERET | CARTERET, Middlesex, NJ | Fail | State |
| 2022-09-21 | CMC STEEL NEW JERSEY | SAYREVILLE, Middlesex, NJ | Pass | State |
| 2022-09-21 | WOLVERINE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-09-21 | WOLVERINE COMPRESSOR STATION | MALAGA, Eddy, NM | Pass | State |
| 2022-09-21 | CHEVRON - CULEBRA BLUFF WEST CS | LOVING, Eddy, NM | Pass | State |
| 2022-09-21 | PADUCA BREAKS CENTRAL GATHERING FACILITY | JAL, Lea, NM | Pass | State |
| 2022-09-21 | SOUTH BELL LAKE PAD 10 | JAL, Lea, NM | Pass | State |
| 2022-09-21 | GEORGIA PACIFIC GYPSUM, LLC | LAS VEGAS, Clark, NV | Pass | Local |
| 2022-09-21 | HEIDELBERG MATERIALS US CEMENT LLC - GLENS FALLS PLANT | GLENS FALLS, Warren, NY | Pass | State |
| 2022-09-21 | ASCENT RESOURCES - UTICA LLC - POL PES BL | PEASE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2022-09-21 | ASCENT RESOURCES - UTICA LLC - POL PES BL | PEASE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2022-09-21 | ASCENT RESOURCES - UTICA LLC - POL PES BL | PEASE, TOWNSHIP OF, Belmont, OH | Pass | State |
| 2022-09-21 | ASCENT RESOURCES - UTICA LLC - DARROW MTP JF | ADENA, Jefferson, OH | Pass | State |
| 2022-09-21 | ASCENT RESOURCES - UTICA LLC - DARROW MTP JF | ADENA, Jefferson, OH | Pass | State |
| 2022-09-21 | ASCENT RESOURCES - UTICA LLC - DARROW MTP JF | ADENA, Jefferson, OH | Pass | State |
| 2022-09-21 | THE MEDICAL CENTER COMPANY | CLEVELAND, Cuyahoga, OH | Pass | State |
| 2022-09-21 | TALL OAK WOODFORD LLC / PANTHER CREEK PROCESSING FACILITY | COALGATE, Coal, OK | Pass | State |
| 2022-09-21 | TALL OAK WOODFORD LLC / PANTHER CREEK PROCESSING FACILITY | COALGATE, Coal, OK | Pass | State |
| 2022-09-21 | MARKWEST OKLAHOMA GAS CO LLC / ALPHA COMPRESSOR STATION | KINGFISHER, Kingfisher, OK | Pass | State |
| 2022-09-21 | SANTA FE OPERATING LLC / MCFARLAND 1 11H14 PRODUCTION SITE | BLOCKER, Pittsburg, OK | Pass | State |
| 2022-09-21 | SENECA SUSTAINABLE ENERGY | EUGENE, Lane, OR | Pass | Local |
| 2022-09-21 | UNITED REFINING CO/WARREN PLT | WARREN, Warren, PA | Pass | State |
| 2022-09-21 | GLASGOW INC/MCCOY QUARRY & ASPHALT PLTS | KING OF PRUSSIA, Montgomery, PA | Pass | State |
| 2022-09-21 | PEI POWER CORP/ARCHBALD | ARCHBALD, Lackawanna, PA | Pass | State |
| 2022-09-21 | ENERGY DEVS MORGANTOWN LLC/CAERNARVON TWP | MORGANTOWN, Berks, PA | Pass | State |
| 2022-09-21 | APPALACHIA MIDSTREAM SVC LLC/GRANVILLE STA 2 | GRANVILLE SUMMIT, Bradford, PA | Pass | State |
| 2022-09-21 | CRONIMET SPECIALTY METALS USA INC/BEDFORD | BEDFORD, Bedford, PA | Pass | State |
| 2022-09-21 | EXPAND OPERATING LLC/INNES PAD | NEW MILFORD, Susquehanna, PA | Pass | State |
| 2022-09-21 | U.S. ENERGY SPARTANBURG I TERMINAL | SPARTANBURG, Spartanburg, SC | Pass | State |
| 2022-09-21 | BASIN ELECTRIC POWER COOPERATIVE GROTON GENERATING | GROTON, Brown, SD | Pass | State |
| 2022-09-21 | TENNESSEE VALLEY AUTHORITY - CUMBERLAND FOSSIL PLANT — high-priority violation on file | CUMBERLAND CITY, Stewart, TN | Pass | State |
| 2022-09-21 | URBAN OIL & GAS HELPER | PRICE, Carbon, UT | Pass | State |
| 2022-09-21 | URBAN OIL & GAS HELPER | PRICE, Carbon, UT | Pass | State |
| 2022-09-21 | GRAYMONT WESTERN (CONTINENTAL LIME) | DELTA, Millard, UT | Pass | State |
| 2022-09-21 | GRAYMONT WESTERN (CONTINENTAL LIME) | DELTA, Millard, UT | Pass | State |
| 2022-09-21 | NORTHWEST PIPELINE CORP SUMAS | SUMAS, Whatcom, WA | Pass | Local |
| 2022-09-21 | WAUPACA FOUNDRY INC - PLANT 1 | WAUPACA, Waushara, WI | Pass | State |
| 2022-09-21 | ARMSTRONG WORLD INDUSTRIES, INC., MILLWOOD | MILLWOOD, Jackson, WV | Pass | State |
| 2022-09-21 | STEAMBOAT PROCESSING FACILITY (THUNDER CREEK GAS SERVICES) | CONVERSE COUNTY, Converse, WY | Pass | State |
| 2022-09-21 | CHEYENNE PRAIRIE GENERATING STATION (CHEYENNE LIGHT FUEL & POWER) | CHEYENNE, Laramie, WY | Pass | State |
| 2022-09-21 | CHEYENNE PRAIRIE GENERATING STATION (CHEYENNE LIGHT FUEL & POWER) | CHEYENNE, Laramie, WY | Pass | State |
| 2022-09-20 | SOUTHERN NATURAL GAS | GALLION, Hale, AL | Pass | State |
| 2022-09-20 | SOUTHERN NATURAL GAS | GALLION, Hale, AL | Pass | State |
| 2022-09-20 | CEMEX SOUTHEAST LLC | DEMOPOLIS, Marengo, AL | Pass | State |
| 2022-09-20 | CEMEX SOUTHEAST LLC | DEMOPOLIS, Marengo, AL | Pass | State |
| 2022-09-20 | HONDA MANUFACTURING OF ALABAMA LLC | LINCOLN, Talladega, AL | Pass | State |
| 2022-09-20 | AMERICAN KRAFT PAPER INDUSTRIES, LLC. | WHITE HALL, Jefferson, AR | Pass | State |
| 2022-09-20 | FANN CONTRACTING PORTABLE HOT PLANT HP03 | PRESCOTT, Yavapai, AZ | Pass | State |
| 2022-09-20 | CEDARS SINAI MEDICAL CTR | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2022-09-20 | CEDARS SINAI MEDICAL CTR | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2022-09-20 | CEDARS SINAI MEDICAL CTR | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2022-09-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-20 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
| 2022-09-20 | SOUTHERN CALIF GAS CO | MARICOPA, Kern, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.