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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 |
|---|---|---|---|---|
| 2022-07-13 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2022-07-13 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2022-07-13 | WE ENERGIES-OAK CREEK POWER PLANT — high-priority violation on file | OAK CREEK, Monroe, WI | Pass | State |
| 2022-07-13 | THE NEWARK GROUP, INC. | MILWAUKEE, Monroe, WI | Pass | State |
| 2022-07-13 | ANTERO MIDSTREAM LLC, BANNER COMPRESSOR STATION | NEW MILTON, Doddridge, WV | Pass | State |
| 2022-07-13 | MONONGAHELA POWER COMPANY, HARRISON STATION | HAYWOOD, Harrison, WV | Pass | State |
| 2022-07-13 | DTM APPALACHIA GATHERING, LLC, DAYBROOK STATION | FAIRVIEW, Marion, WV | Pass | State |
| 2022-07-13 | OPAL GAS PLANT (WILLIAMS FIELD SERVICES) | OPAL, Lincoln, WY | Pass | State |
| 2022-07-12 | ARROW PIPELINE STATION #7 | DUNN COUNTY, Dunn, ND | Pass | U.S. EPA |
| 2022-07-12 | CRESTWOOD STATION 1 | NORTH DAKOTA, Undetermined, ND | Pass | U.S. EPA |
| 2022-07-12 | HILCORP ALASKA, LLC / BELUGA RIVER UNIT — high-priority violation on file | KENAI, Kenai Peninsula, AK | Pass | State |
| 2022-07-12 | POWERSOUTH ENERGY COOPERATIVE INC | MCINTOSH, Washington, AL | Pass | State |
| 2022-07-12 | DESOTO GATHERING COMPANY, LLC - NE CHARLEY CPF-2 | DRASCO, Cleburne, AR | Pass | State |
| 2022-07-12 | DESOTO GATHERING COMPANY, LLC - NE CHARLEY CPF-2 | DRASCO, Cleburne, AR | Pass | State |
| 2022-07-12 | DESOTO GATHERING COMPANY, LLC - NORTHWEST CHARLEY CPF-2 | GREERS FERRY, Cleburne, AR | Pass | State |
| 2022-07-12 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pass | Local |
| 2022-07-12 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-12 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-12 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-12 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-12 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-12 | CALIFORNIA RESOURCES PRODUCTION CORP | BAKERSFIELD, Kern, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | HILMAR CHEESE COMPANY — high-priority violation on file | HILMAR, Merced, CA | Pass | Local |
| 2022-07-12 | FAIRFIELD UNIVERSITY | FAIRFIELD, Fairfield, CT | Pass | State |
| 2022-07-12 | FLORIDA POWER & LIGHT (PTF) | HOMESTEAD, Miami-Dade, FL | Pass | State |
| 2022-07-12 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2022-07-12 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2022-07-12 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2022-07-12 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2022-07-12 | ENVIROFOCUS TECHNOLOGIES DBA GOPHER RESO — high-priority violation on file | TAMPA, Hillsborough, FL | Pass | State |
| 2022-07-12 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-12 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-12 | FLORIDA GAS TRANSMISSION COMPANY, LLC | SALT SPRINGS, Marion, FL | Pass | State |
| 2022-07-12 | MOSAIC FERTILIZER LLC — high-priority violation on file | MULBERRY, Polk, FL | Pass | State |
| 2022-07-12 | BINDERHOLZ LIVE OAK LLC | LIVE OAK, Suwannee, FL | Pass | State |
| 2022-07-12 | VECENERGY | MACON, Bibb, GA | Pass | State |
| 2022-07-12 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2022-07-12 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2022-07-12 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2022-07-12 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2022-07-12 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | Pass | State |
| 2022-07-12 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | N/A | State |
| 2022-07-12 | GEORGIA-PACIFIC CEDAR SPRINGS LLC | CEDAR SPRINGS, Early, GA | N/A | State |
| 2022-07-12 | MUNICIPAL ELECTRIC AUTHORITY OF GA-WANSLEY | FRANKLIN, Heard, GA | Pass | State |
| 2022-07-12 | DAHLBERG COMBUSTION TURBINE ELECTRIC GENERATING PLANT | NICHOLSON, Jackson, GA | Pass | State |
| 2022-07-12 | DAHLBERG COMBUSTION TURBINE ELECTRIC GENERATING PLANT | NICHOLSON, Jackson, GA | Pass | State |
| 2022-07-12 | U.S. SILICA COMPANY | MILLEN, Jenkins, GA | Pass | State |
| 2022-07-12 | U.S. SILICA COMPANY | MILLEN, Jenkins, GA | Pass | State |
| 2022-07-12 | MID AMERICAN ENERGY CO-COUNCIL BLUFFS | COUNCIL BLUFFS, Pottawattamie, IA | Pass | State |
| 2022-07-12 | COVIA SOLUTIONS INC | EMMETT, Gem, ID | Pass | State |
| 2022-07-12 | KOOTENAI RENEWABLE ENERGY LLC - FIGHTING CREEK | COEUR D'ALENE, Kootenai, ID | Pass | State |
| 2022-07-12 | HK CONTRACTORS INC 00207 | IDAHO FALLS, Bonneville, ID | Fail | State |
| 2022-07-12 | BUSHNELL MUNICIPAL POWER PLANT | BUSHNELL, McDonough, IL | Pass | State |
| 2022-07-12 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2022-07-12 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2022-07-12 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2022-07-12 | CARMEUSE LIME INCORPORATED — high-priority violation on file | GARY, Lake, IN | Pass | State |
| 2022-07-12 | COOK INCORPORATED | ELLETTSVILLE, Monroe, IN | Pass | State |
| 2022-07-12 | NUCOR STEEL GALLATIN LLC | GHENT, Gallatin, KY | Pass | State |
| 2022-07-12 | LOUISVILLE GAS & ELECTRIC COMPANY, MILL CREEK GENERATING STATION | LOUISVILLE, Jefferson, KY | Pass | Local |
| 2022-07-12 | GLOBAL COMPANIES LLC | SOUTH PORTLAND, Cumberland, ME | Pass | State |
| 2022-07-12 | GENERAL MOTORS LANSING GRAND RIVER ASSEMBLY | LANSING, Ingham, MI | Pass | State |
| 2022-07-12 | DTE ELECTRIC COMPANY - GREENWOOD ENERGY CENTER | KENOCKEE, St. Clair, MI | Pass | State |
| 2022-07-12 | DTE GAS COMPANY - BELLE RIVER MILLS COMPRESSOR STATION | CHINA, St. Clair, MI | Pass | State |
| 2022-07-12 | MARSHALL CITY, ELECTRIC POWER PLANT | MARSHALL, Calhoun, MI | Pass | State |
| 2022-07-12 | US ECOLOGY MICHIGAN | VAN BUREN TOWNSHIP, Wayne, MI | Pass | State |
| 2022-07-12 | XCEL ENERGY - WILMARTH GENERATING PLANT | MANKATO, Blue Earth, MN | Pass | State |
| 2022-07-12 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-07-12 | FARIBAULT ENERGY PARK | FARIBAULT, Rice, MN | Pass | State |
| 2022-07-12 | THOMAS HILL ENERGY CENTER - POWER DIVISION | CLIFTON HILL, Randolph, MO | Pass | State |
| 2022-07-12 | BLACK OAK POWER PRODUCERS LLC | HARTVILLE, Wright, MO | Pass | State |
| 2022-07-12 | TRONOX LLC, HAMILTON FACILITY | HAMILTON, Monroe, MS | Pass | State |
| 2022-07-12 | PIEDMONT NATURAL GAS - CONCORD COMPRESSOR STATION | CONCORD, Cabarrus, NC | Pass | State |
| 2022-07-12 | APLIX, INC. | CHARLOTTE, Mecklenburg, NC | Pass | Local |
| 2022-07-12 | BASIN ELECTRIC POWER COOPERATIVE - PIONEER GENERATION STATION - AQ | WILLISTON, Williams, ND | Pass | State |
| 2022-07-12 | OXY VINYLS LP | PEDRICKTOWN, Salem, NJ | Pass | State |
| 2022-07-12 | HOPE PUMP STATION | ARTESIA, Chaves, NM | Pass | State |
| 2022-07-12 | CHAPARRAL GAS PLANT | LOCO HILLS, Eddy, NM | Pass | State |
| 2022-07-12 | HOLTSVILLE GT & LNG FACILITY | HOLTSVILLE, Suffolk, NY | Pass | State |
| 2022-07-12 | NORTHPORT VA MEDICAL CENTER | NORTHPORT, Suffolk, NY | Pass | State |
| 2022-07-12 | CLINTON COUNTY REGIONAL LANDFILL | SCHUYLER FALLS, Clinton, NY | Pass | State |
| 2022-07-12 | LIMA REFINING COMPANY — high-priority violation on file | LIMA, Allen, OH | Pass | State |
| 2022-07-12 | ASCENT RESOURCES - UTICA LLC - DICKSON CRC JF | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2022-07-12 | ASCENT RESOURCES - UTICA LLC - DICKSON CRC JF | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2022-07-12 | ASCENT RESOURCES - UTICA LLC - DICKSON CRC JF | BLOOMINGDALE, Jefferson, OH | Pass | State |
| 2022-07-12 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2022-07-12 | MARATHON PETROLEUM COMPANY LP - CANTON REFINERY — high-priority violation on file | CANTON, Stark, OH | Pass | State |
| 2022-07-12 | MARKWEST OKLAHOMA GAS CO LLC / DOVER COMPRESSOR STATION | DOVER, Kingfisher, OK | Pass | State |
| 2022-07-12 | MARKWEST OKLAHOMA GAS CO LLC / DOVER COMPRESSOR STATION | DOVER, Kingfisher, OK | Pass | State |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.