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 |
|---|---|---|---|---|
| 2022-08-10 | DCP OPERATING CO - O'CONNOR GAS PLANT | KERSEY AREA, Weld, CO | Pass | State |
| 2022-08-10 | DCP OPERATING CO - O'CONNOR GAS PLANT | KERSEY AREA, Weld, CO | Pass | State |
| 2022-08-10 | HIGHPOINT - SIEBRING 5-63-32 SENE PRODUC | KERSEY AREA, Weld, CO | Pass | State |
| 2022-08-10 | O&G INDUSTRIES, INC. - SOUTHBURY QUARRY | SOUTHBURY, New Haven, CT | Pass | State |
| 2022-08-10 | MURPHY OIL USA, INC. | TAMPA, Hillsborough, FL | Pass | State |
| 2022-08-10 | FLORIDA POWER & LIGHT | FORT MYERS, Lee, FL | Pass | State |
| 2022-08-10 | FLORIDA POWER AND LIGHT COMPANY | LOXAHATCHEE, Palm Beach, FL | Pass | State |
| 2022-08-10 | ATLANTA GAS LIGHT CO. — high-priority violation on file | BALL GROUND, Cherokee, GA | Pass | State |
| 2022-08-10 | ATLANTA GAS LIGHT CO. — high-priority violation on file | BALL GROUND, Cherokee, GA | Pass | State |
| 2022-08-10 | INTERNATIONAL PAPER COMPANY - ROME MILL | ROME, Floyd, GA | Pass | State |
| 2022-08-10 | INTERNATIONAL PAPER COMPANY - ROME MILL | ROME, Floyd, GA | Pass | State |
| 2022-08-10 | ALCON VISION, LLC | JOHNS CREEK, Fulton, GA | Pass | State |
| 2022-08-10 | POET BIOREFINING - COON RAPIDS, LLC | COON RAPIDS, Guthrie, IA | Pass | State |
| 2022-08-10 | MOLEX LLC | LISLE, DuPage, IL | Pass | State |
| 2022-08-10 | AGRICOR INC — high-priority violation on file | MARION, Grant, IN | Pass | State |
| 2022-08-10 | AGRICOR INC — high-priority violation on file | MARION, Grant, IN | Pass | State |
| 2022-08-10 | AGRICOR INC — high-priority violation on file | MARION, Grant, IN | Pass | State |
| 2022-08-10 | AGRICOR INC — high-priority violation on file | MARION, Grant, IN | Pass | State |
| 2022-08-10 | CARGILL INC — high-priority violation on file | HAMMOND, Lake, IN | Pass | State |
| 2022-08-10 | CARGILL INC — high-priority violation on file | HAMMOND, Lake, IN | Pass | State |
| 2022-08-10 | AMSTED RAIL COMPANY INC | HAMMOND, Lake, IN | Pass | State |
| 2022-08-10 | AMSTED RAIL COMPANY INC | HAMMOND, Lake, IN | Pass | State |
| 2022-08-10 | AMSTED RAIL COMPANY INC | HAMMOND, Lake, IN | Pass | State |
| 2022-08-10 | AMSTED RAIL COMPANY INC | HAMMOND, Lake, IN | Pass | State |
| 2022-08-10 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-08-10 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-08-10 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-08-10 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Fail | State |
| 2022-08-10 | GREEN PLAINS MOUNT VERNON LLC — high-priority violation on file | MOUNT VERNON, Posey, IN | Pass | State |
| 2022-08-10 | NOVELIS | BEREA, Madison, KY | Pass | State |
| 2022-08-10 | SPRAGUE OPERATING RESOURCES LLC | SOUTH PORTLAND, Cumberland, ME | Pass | State |
| 2022-08-10 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-08-10 | XCEL ENERGY - RIVERSIDE GENERATING PLANT | MINNEAPOLIS, Hennepin, MN | Pass | State |
| 2022-08-10 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2022-08-10 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2022-08-10 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2022-08-10 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2022-08-10 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2022-08-10 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2022-08-10 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2022-08-10 | ASSOCIATED ELECTRIC-ESSEX POWER PLANT | ESSEX, Stoddard, MO | N/A | State |
| 2022-08-10 | ENTERGY MISSISSIPPI LLC, CHOCTAW COUNTY GENERATING STATION | FRENCH CAMP, Choctaw, MS | Pass | State |
| 2022-08-10 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2022-08-10 | POKER LAKE NO1 COMPRESSOR STATION | LOVING, Eddy, NM | Pass | State |
| 2022-08-10 | BKU COMPRESSOR STATION | ARTESIA, Eddy, NM | Pass | State |
| 2022-08-10 | BKU COMPRESSOR STATION | ARTESIA, Eddy, NM | Pass | State |
| 2022-08-10 | BKU COMPRESSOR STATION | ARTESIA, Eddy, NM | Pass | State |
| 2022-08-10 | BKU COMPRESSOR STATION | ARTESIA, Eddy, NM | Pass | State |
| 2022-08-10 | TWISTED SISTER COMPRESSOR STATION | JAL, Lea, NM | Pass | State |
| 2022-08-10 | WM ONEIDA HERKIMER RENEWABLE ENERGY FACILITY | AVA, Oneida, NY | Pass | State |
| 2022-08-10 | SONOCO METAL PACKAGING, LLC - WARNER ROAD | CANTON, Stark, OH | Pass | State |
| 2022-08-10 | SONOCO METAL PACKAGING, LLC - WARNER ROAD | CANTON, Stark, OH | Pass | State |
| 2022-08-10 | SOUTHERN STAR CTL GAS PIPELINE INC / BLACKWELL COMPRESSOR STATION — high-priority violation on file | BLACKWELL, Kay, OK | Pass | State |
| 2022-08-10 | GREAT HORNED OWLS LLC / BILLY RAE PAD | STILLWATER, Payne, OK | Pass | State |
| 2022-08-10 | FORREST PAINT CO. | EUGENE, Lane, OR | N/A | Local |
| 2022-08-10 | PEOPLES NATURAL GAS CO/ARNOLD COMP STA | NEW KENSINGTON, Westmoreland, PA | Pass | State |
| 2022-08-10 | MARKWEST LIBERTY M&R/TUPTA DAY COMP STA | WASHINGTON, Washington, PA | Pass | State |
| 2022-08-10 | TIVERTON POWER, INC. | TIVERTON, Newport, RI | Pass | State |
| 2022-08-10 | NEW-INDY CATAWBA LLC | CATAWBA, York, SC | Pass | State |
| 2022-08-10 | POET BIOPROCESSING - CHANCELLOR, LLC — high-priority violation on file | CHANCELLOR, Turner, SD | Pass | State |
| 2022-08-10 | RED CEDAR GATHERING COMPANY - SPRING CREEK COMPRESSOR STATION | IGNACIO, La Plata, CO | Pass | State |
| 2022-08-10 | TENNESSEE VALLEY AUTHORITY - GALLATIN FOSSIL PLANT | GALLATIN, Sumner, TN | Pass | State |
| 2022-08-10 | INTERSTATE BRICK | WEST JORDAN, Salt Lake, UT | Pass | State |
| 2022-08-10 | PACKAGING CORPORATION OF AMERICA — high-priority violation on file | WALLULA, Walla Walla, WA | Pass | State |
| 2022-08-10 | PACKAGING CORPORATION OF AMERICA — high-priority violation on file | WALLULA, Walla Walla, WA | Pass | State |
| 2022-08-10 | CEDAR GROVE COMPOST CO | MAPLE VALLEY, King, WA | Fail | Local |
| 2022-08-10 | TRANSALTA CENTRALIA MINING LLC | CENTRALIA, Lewis, WA | Pass | Local |
| 2022-08-10 | XCEL ENERGY BAY FRONT GENERATING STATION | ASHLAND, Ashland, WI | Pass | State |
| 2022-08-10 | WI PUBLIC SERVICE WESTON POWER PLANT | KRONENWETTER, Marathon, WI | Pass | State |
| 2022-08-10 | MARKWEST LIBERTY MIDSTREAM & RESOURCES, L.L.C., SHERWOOD | WEST UNION, Doddridge, WV | Pass | State |
| 2022-08-10 | DAVE JOHNSTON (PACIFICORP) | GLENROCK, Converse, WY | Pass | State |
| 2022-08-09 | GEORGIA PACIFIC | PENNINGTON, Choctaw, AL | Pass | State |
| 2022-08-09 | CONSTELLIUM — high-priority violation on file | MUSCLE SHOALS, Colbert, AL | Fail | State |
| 2022-08-09 | CONSTELLIUM — high-priority violation on file | MUSCLE SHOALS, Colbert, AL | Pass | State |
| 2022-08-09 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-3 | SPRINGFIELD, Conway, AR | Pass | State |
| 2022-08-09 | DESOTO GATHERING COMPANY, LLC - COVE CREEK CPF-3 | SPRINGFIELD, Conway, AR | Pass | State |
| 2022-08-09 | PHOENIX CEMENT | CLARKDALE, Yavapai, AZ | Pass | State |
| 2022-08-09 | TESORO REFINING & MARKETING CO, LLC — high-priority violation on file | CARSON, Los Angeles, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-08-09 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2022-08-09 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2022-08-09 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
| 2022-08-09 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Fail | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.