EPA Air · stack tests by state and year
Air-emissions stack tests in Minnesota, 2022
- 236Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Minnesota during 2022; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Minnesota, 2022
- Dakota County 36
- St. Louis County 17
- Polk County 17
- Hennepin County 13
- Washington County 12
- Carlton County 8
- McLeod County 6
- Ramsey County 5
- Clay County 5
- Blue Earth County 5
- Le Sueur County 5
- Douglas County 4
- Kandiyohi County 4
- Scott County 4
- Sibley County 4
- Beltrami County 4
- Benton County 3
- Martin County 3
- Lake County 3
- Carver County 3
- Swift County 3
- Redwood County 3
- Anoka County 3
- Itasca County 3
- Goodhue County 3
- Rice County 3
- Sherburne County 3
- Nobles County 3
- Steele County 3
- Lyon County 3
- Hubbard County 3
- Jackson County 3
- Koochiching County 3
Minnesota, other years
Air-emissions stack tests recorded in Minnesota, 2022
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2022-12-20 | DULUTH ENERGY SYSTEMS | DULUTH, St. Louis, MN | Pass | State |
| 2022-12-20 | HIBBING PUBLIC UTILITIES COMMISSION | HIBBING, St. Louis, MN | Pass | State |
| 2022-12-16 | VEOLIA WTS SOLUTIONS USA INC | MINNETONKA, Hennepin, MN | Pass | State |
| 2022-12-15 | GENERAL MILLS OPERATIONS LLC | FRIDLEY, Anoka, MN | Fail | State |
| 2022-12-15 | AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS | EAST GRAND FORKS, Polk, MN | Pass | State |
| 2022-12-14 | UNIVERSITY OF MN - TWIN CITIES | MINNEAPOLIS, Hennepin, MN | N/A | State |
| 2022-12-12 | GOPHER RESOURCE LLC | EAGAN, Dakota, MN | N/A | State |
| 2022-12-07 | LOUISIANA-PACIFIC CORP - TWO HARBORS | TWO HARBORS, Lake, MN | Pass | State |
| 2022-12-06 | USG INTERIORS LLC - CLOQUET MN | CLOQUET, Carlton, MN | N/A | State |
| 2022-12-06 | NORTHERN NATURAL GAS - ALBERT LEA | HARTLAND, Freeborn, MN | Pass | State |
| 2022-12-06 | FILMTEC CORP | EDINA, Hennepin, MN | Pass | State |
| 2022-12-06 | MET COUNCIL METROPOLITAN WATER RESOURCE RECOVERY FACILITY | SAINT PAUL, Ramsey, MN | Pass | State |
| 2022-12-06 | ME GLOBAL INC | DULUTH, St. Louis, MN | Pass | State |
| 2022-12-06 | XCEL ENERGY - ALLEN S KING GENERATING PLANT | BAYPORT, Washington, MN | Pass | State |
| 2022-11-29 | SAPPI CLOQUET LLC | CLOQUET, Carlton, MN | Pass | State |
| 2022-11-29 | HERON LAKE BIOENERGY LLC | HERON LAKE, Jackson, MN | Pass | State |
| 2022-11-22 | GREDE LLC - SAINT CLOUD | SAINT CLOUD, Benton, MN | Pass | State |
| 2022-11-22 | GOPHER RESOURCE LLC | EAGAN, Dakota, MN | Pass | State |
| 2022-11-22 | AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS | EAST GRAND FORKS, Polk, MN | Pass | State |
| 2022-11-21 | AMERICAN CRYSTAL SUGAR - MOORHEAD — high-priority violation on file | MOORHEAD, Clay, MN | Pass | State |
| 2022-11-21 | UNITED TACONITE LLC - FAIRLANE PLANT | FORBES, St. Louis, MN | Pass | State |
| 2022-11-17 | INTERPLASTIC CORP - MINNEAPOLIS PLANT | MINNEAPOLIS, Hennepin, MN | Pass | State |
| 2022-11-15 | NORTHERN NATURAL GAS CO - CARLTON | CARLTON, Carlton, MN | Pass | State |
| 2022-11-14 | GREAT LAKES GAS TRANSMISSION - SHEVLIN COMPRESSOR STATION 3 | SHEVLIN, Clearwater, MN | N/A | State |
| 2022-11-14 | JBS WORTHINGTON MN | WORTHINGTON, Nobles, MN | Pass | State |
| 2022-11-10 | AMERICAN CRYSTAL SUGAR - CROOKSTON | CROOKSTON, Polk, MN | Pass | State |
| 2022-11-08 | WEST FRASER US EWP - BEMIDJI | SOLWAY, Beltrami, MN | Fail | State |
| 2022-11-08 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-11-07 | HCC CRUSHING DIVISION NM | WABASHA, Wabasha, MN | Pass | State |
| 2022-11-03 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | N/A | State |
| 2022-11-01 | ADM - MARSHALL | MARSHALL, Lyon, MN | Pass | State |
| 2022-10-27 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | N/A | State |
| 2022-10-25 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-10-25 | MAYO CLINIC - WASTE MANAGEMENT FACILITY | ROCHESTER, Olmsted, MN | Pass | State |
| 2022-10-25 | BENSON MUNICIPAL UTILITIES | BENSON, Swift, MN | Pass | State |
| 2022-10-25 | GUARDIAN ENERGY LLC | JANESVILLE, Waseca, MN | Pass | State |
| 2022-10-21 | XCEL ENERGY - WESCOTT LNG PLANT | INVER GROVE HEIGHTS, Dakota, MN | Pass | State |
| 2022-10-20 | POET BIOREFINING - PRESTON | PRESTON, Fillmore, MN | Pass | State |
| 2022-10-20 | VIRGINIA DEPARTMENT OF PUBLIC UTILITIES — high-priority violation on file | VIRGINIA, St. Louis, MN | Fail | State |
| 2022-10-19 | AMERICAN CRYSTAL SUGAR - CROOKSTON | CROOKSTON, Polk, MN | Pass | State |
| 2022-10-17 | XCEL ENERGY - INVER HILLS GENERATING PLANT | INVER GROVE HEIGHTS, Dakota, MN | N/A | State |
| 2022-10-17 | MEADOWLAND FARMERS COOP OF LAMBERTON | LAMBERTON, Redwood, MN | Pass | State |
| 2022-10-17 | ANDERSEN CORPORATION | BAYPORT, Washington, MN | Pass | State |
| 2022-10-13 | AMERICAN CRYSTAL SUGAR - MOORHEAD — high-priority violation on file | MOORHEAD, Clay, MN | Pass | State |
| 2022-10-12 | CENTENNIAL GENERATING STATION | MOORHEAD, Clay, MN | Pass | State |
| 2022-10-12 | ME GLOBAL INC | DULUTH, St. Louis, MN | Pass | State |
| 2022-10-11 | CUMMINS POWER GENERATION INC | FRIDLEY, Anoka, MN | Pass | State |
| 2022-10-11 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-10-11 | 3M HUTCHINSON | HUTCHINSON, McLeod, MN | Pass | State |
| 2022-10-11 | MINNESOTA SOYBEAN PROCESSORS | BREWSTER, Nobles, MN | Pass | State |
| 2022-10-10 | DAKOTA AGGREGATES - UMORE PARK FACILITY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-10-10 | BOSTON SCIENTIFIC CORP | MAPLE GROVE, Hennepin, MN | N/A | State |
| 2022-10-10 | HEARTLAND CORN PRODUCTS | WINTHROP, Sibley, MN | Pass | State |
| 2022-10-05 | AMERICAN CRYSTAL SUGAR - CROOKSTON | CROOKSTON, Polk, MN | Pass | State |
| 2022-10-04 | CHS MANKATO | MANKATO, Blue Earth, MN | Pass | State |
| 2022-10-04 | GREAT LAKES GAS TRANSMISSION - SHEVLIN COMPRESSOR STATION 3 | SHEVLIN, Clearwater, MN | Pass | State |
| 2022-10-04 | AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS | EAST GRAND FORKS, Polk, MN | Pass | State |
| 2022-10-04 | DENCO II LLC | MORRIS, Stevens, MN | Pass | State |
| 2022-10-04 | SAINT JAMES DIESEL GENERATING PLANT | SAINT JAMES, Watonwan, MN | Pass | State |
| 2022-10-04 | GRANITE FALLS ENERGY LLC | GRANITE FALLS, Yellow Medicine, MN | Pass | State |
| 2022-10-03 | EGA SPECTRO ALLOYS | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-09-27 | MCES LIFT STATION L29 | PLYMOUTH, Hennepin, MN | N/A | State |
| 2022-09-27 | ANDERSEN CORPORATION | BAYPORT, Washington, MN | N/A | State |
| 2022-09-26 | GOPHER RESOURCE LLC | EAGAN, Dakota, MN | Pass | State |
| 2022-09-22 | MARK LEE ASPHALT INC | ALEXANDRIA, Douglas, MN | N/A | State |
| 2022-09-20 | KNIFE RIVER CENTRAL MINNESOTA | SAUK RAPIDS, Benton, MN | Pass | State |
| 2022-09-20 | MINNESOTA POWER - BOSWELL ENERGY CENTER | COHASSET, Itasca, MN | Pass | State |
| 2022-09-19 | MINNESOTA POWER - BOSWELL ENERGY CENTER | COHASSET, Itasca, MN | Pass | State |
| 2022-09-15 | MET COUNCIL - SENECA WWTP | EAGAN, Dakota, MN | Pass | State |
| 2022-09-08 | MOORHEAD CITY OF - AIR CURTAIN INCINERATOR | MOORHEAD, Clay, MN | Pass | State |
| 2022-09-08 | BFI WASTE SYSTEMS OF NORTH AMERICA LLC | INVER GROVE HEIGHTS, Dakota, MN | N/A | State |
| 2022-09-07 | USG INTERIORS LLC | RED WING, Goodhue, MN | Pass | State |
| 2022-09-07 | LAMB WESTON/RDO FROZEN | PARK RAPIDS, Hubbard, MN | Pass | State |
| 2022-09-07 | AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS | EAST GRAND FORKS, Polk, MN | Pass | State |
| 2022-09-06 | US STEEL CORP - MINNTAC | MOUNTAIN IRON, St. Louis, MN | Pass | State |
| 2022-09-06 | HIBBING PUBLIC UTILITIES COMMISSION | HIBBING, St. Louis, MN | Fail | State |
| 2022-09-06 | KODA ENERGY, LLC — high-priority violation on file | SHAKOPEE, Scott, MN | Pass | State |
| 2022-09-06 | WM D SCEPANIAK INC | HOLDINGFORD, Stearns, MN | Pass | State |
| 2022-08-31 | ULLAND BROTHERS INC | CLOQUET, Carlton, MN | Pass | State |
| 2022-08-30 | WEST FRASER US EWP - BEMIDJI | SOLWAY, Beltrami, MN | N/A | State |
| 2022-08-30 | CAMBRIA CO | LE SUEUR, Le Sueur, MN | Pass | State |
| 2022-08-30 | GREEN PLAINS OTTER TAIL LLC | FERGUS FALLS, Otter Tail, MN | Pass | State |
| 2022-08-30 | CLEVELAND-CLIFFS MINORCA MINE INC | VIRGINIA, St. Louis, MN | Pass | State |
| 2022-08-23 | SAPPI CLOQUET LLC | CLOQUET, Carlton, MN | Pass | State |
| 2022-08-23 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-08-23 | BUSHMILLS ETHANOL INC | ATWATER, Kandiyohi, MN | Pass | State |
| 2022-08-18 | WISCONSIN CENTRAL LTD | DULUTH, St. Louis, MN | Pass | State |
| 2022-08-16 | USG INTERIORS LLC - CLOQUET MN | CLOQUET, Carlton, MN | Pass | State |
| 2022-08-16 | COMMERCIAL ASPHALT CO - PLANT 903 | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-08-16 | XCEL ENERGY - HIGH BRIDGE GENERATING STATION | SAINT PAUL, Ramsey, MN | Pass | State |
| 2022-08-15 | POTLATCHDELTIC LAND AND LUMBER LLC | BEMIDJI, Hubbard, MN | 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 |
| 2022-08-09 | ADM - MARSHALL | MARSHALL, Lyon, MN | Pass | State |
| 2022-08-09 | SINNOTT BLACKTOP LLC | PROCTOR, St. Louis, MN | Pass | State |
| 2022-08-05 | HERON LAKE BIOENERGY LLC | HERON LAKE, Jackson, MN | Pass | State |
| 2022-08-04 | RECONSERVE OF MINNESOTA INC | ROSEMOUNT, Dakota, MN | Pass | State |
| 2022-08-04 | XCEL ENERGY - ALLEN S KING GENERATING PLANT | BAYPORT, Washington, MN | Pass | State |
| 2022-08-03 | POET BIOREFINING LAKE CRYSTAL LLC | LAKE CRYSTAL, Blue Earth, MN | Pass | State |
| 2022-08-03 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.