EPA Air · stack tests by state and year
Air-emissions stack tests in Minnesota, 2021
- 209Stack 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 2021; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Minnesota, 2021
- Dakota County 27
- St. Louis County 20
- Hennepin County 14
- Polk County 12
- Carlton County 12
- Washington County 10
- Martin County 7
- Blue Earth County 6
- Ramsey County 6
- Scott County 5
- Clay County 5
- Goodhue County 5
- Rice County 5
- Olmsted County 4
- Le Sueur County 4
- Steele County 4
- Beltrami County 3
- McLeod County 3
- Sherburne County 3
- Koochiching County 3
- Lake County 3
- Carver County 3
- Lyon County 3
- Nobles County 3
- Benton County 3
- Stearns County 3
Minnesota, other years
Air-emissions stack tests recorded in Minnesota, 2021
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2021-01-26 | HIBBING PUBLIC UTILITIES COMMISSION | HIBBING, St. Louis, MN | Pass | State |
| 2021-01-20 | XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT | BECKER, Sherburne, MN | Pass | State |
| 2021-01-19 | BOISE WHITE PAPER LLC | INTERNATIONAL FALLS, Koochiching, MN | Pass | State |
| 2021-01-13 | AMERICAN CRYSTAL SUGAR - EAST GRAND FORKS | EAST GRAND FORKS, Polk, MN | Pass | State |
| 2021-01-06 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2021-01-06 | FLINT HILLS RESOURCES PINE BEND REFINERY | ROSEMOUNT, Dakota, MN | N/A | State |
| 2021-01-06 | GOPHER RESOURCE LLC | EAGAN, Dakota, MN | Pass | State |
| 2021-01-06 | BOISE WHITE PAPER LLC | INTERNATIONAL FALLS, Koochiching, MN | Pass | State |
| 2021-01-05 | 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.