EPA Air · stack tests by state, industry and year
Utilities (NAICS 2211): stack tests in Minnesota, 2025
- 52Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2025 at a Minnesota source whose primary industry code is NAICS 2211. A facility filing more than one industry code is counted under the first one on its record.
Utilities (NAICS 2211) in Minnesota, other years
Other industries in Minnesota, 2025
- Petroleum and coal products manufacturing (NAICS 3241) 26
- Chemical manufacturing (NAICS 3251) 19
- Mining and quarrying (NAICS 2122) 16
- Mining and quarrying (NAICS 2123) 15
- Food manufacturing (NAICS 3112) 13
- Paper manufacturing (NAICS 3221) 11
- Pipeline transportation (NAICS 4862) 10
- Food manufacturing (NAICS 3113) 10
- Utilities (NAICS 2213) 9
- Plastics and rubber products manufacturing (NAICS 3261) 5
- Primary metal manufacturing (NAICS 3315) 5
- Primary metal manufacturing (NAICS 3313) 5
- Wood product manufacturing (NAICS 3219) 4
- Hospitals (NAICS 6221) 4
- Paper manufacturing (NAICS 3222) 3
Air-emissions stack tests recorded in Minnesota, 2025
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2025-12-05 | XCEL ENERGY - ALLEN S KING GENERATING PLANT | BAYPORT, Washington, MN | Pass | State |
| 2025-12-02 | XCEL ENERGY - ALLEN S KING GENERATING PLANT | BAYPORT, Washington, MN | Pass | State |
| 2025-11-24 | ME GLOBAL INC | DULUTH, St. Louis, MN | Pass | State |
| 2025-11-17 | MINNESOTA POWER - HIBBARD RENEWABLE ENERGY CENTER | DULUTH, St. Louis, MN | Pass | State |
| 2025-11-11 | XCEL ENERGY - BLUE LAKE | SHAKOPEE, Scott, MN | Pass | State |
| 2025-11-04 | SPRUCE RIDGE INC | GLENCOE, McLeod, MN | N/A | State |
| 2025-10-07 | CENTENNIAL GENERATING STATION | MOORHEAD, Clay, MN | Pass | State |
| 2025-09-22 | MINNESOTA POWER - BOSWELL ENERGY CENTER | COHASSET, Itasca, MN | Pass | State |
| 2025-09-22 | SMMPA METHANE ENERGY FACILITY | MORA, Kanabec, MN | N/A | State |
| 2025-09-16 | SAINT JAMES DIESEL GENERATING PLANT | SAINT JAMES, Watonwan, MN | Pass | State |
| 2025-09-09 | BLUE EARTH LIGHT AND WATER | BLUE EARTH, Faribault, MN | Pass | State |
| 2025-09-03 | KODA ENERGY, LLC — high-priority violation on file | SHAKOPEE, Scott, MN | Pass | State |
| 2025-09-03 | XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT | BECKER, Sherburne, MN | Pass | State |
| 2025-08-26 | HIBBING PUBLIC UTILITIES COMMISSION | HIBBING, St. Louis, MN | Pass | State |
| 2025-08-19 | XCEL ENERGY - PRAIRIE ISLAND NUCLEAR PLANT | WELCH, Goodhue, MN | Pass | State |
| 2025-08-13 | XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT | BECKER, Sherburne, MN | Pass | State |
| 2025-08-13 | XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT | BECKER, Sherburne, MN | Pass | State |
| 2025-08-13 | XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT | BECKER, Sherburne, MN | Pass | State |
| 2025-07-30 | XCEL ENERGY - SHERBURNE COUNTY GENERATING PLANT | BECKER, Sherburne, MN | Pass | State |
| 2025-07-28 | HENNEPIN ENERGY RECOVERY CENTER | MINNEAPOLIS, Hennepin, MN | Pass | State |
| 2025-07-28 | XCEL ENERGY - MONTICELLO NUCLEAR GENERATING FACILITY | MONTICELLO, Wright, MN | Pass | State |
| 2025-07-22 | MINNESOTA POWER - BOSWELL ENERGY CENTER | COHASSET, Itasca, MN | Pass | State |
| 2025-07-22 | XCEL ENERGY - ALLEN S KING GENERATING PLANT | BAYPORT, Washington, MN | Pass | State |
| 2025-06-17 | BENSON MUNICIPAL UTILITIES | BENSON, Swift, MN | Pass | State |
| 2025-06-12 | HUTCHINSON UTILITIES PLANT 1 | HUTCHINSON, McLeod, MN | Pass | State |
| 2025-05-27 | KODA ENERGY, LLC — high-priority violation on file | SHAKOPEE, Scott, MN | Pass | State |
| 2025-05-22 | LITCHFIELD CITY OF | LITCHFIELD, Meeker, MN | Pass | State |
| 2025-05-20 | SOUTHERN MINNESOTA MUNICIPAL POWER AGENCY FAIRMONT ENERGY STATION | FAIRMONT, Martin, MN | Pass | State |
| 2025-05-14 | ME GLOBAL INC | DULUTH, St. Louis, MN | Pass | State |
| 2025-05-13 | REDWOOD FALLS PUBLIC UTILITIES - S PLANT | REDWOOD FALLS, Redwood, MN | Pass | State |
| 2025-05-07 | XCEL ENERGY - WILMARTH GENERATING PLANT | MANKATO, Blue Earth, MN | Pass | State |
| 2025-05-07 | MINNESOTA POWER - BOSWELL ENERGY CENTER | COHASSET, Itasca, MN | Pass | State |
| 2025-04-29 | LSP COTTAGE GROVE COGENERATION FACILITY | COTTAGE GROVE, Washington, MN | Pass | State |
| 2025-04-28 | OLMSTED COUNTY WASTE-TO-ENERGY FACILITY | ROCHESTER, Olmsted, MN | Pass | State |
| 2025-04-22 | POPE/DOUGLAS SOLID WASTE MANAGEMENT | ALEXANDRIA, Douglas, MN | Pass | State |
| 2025-04-22 | XCEL ENERGY - RED WING GENERATING PLANT | RED WING, Goodhue, MN | Pass | State |
| 2025-04-02 | NORTH BRANCH CITY OF | NORTH BRANCH, Chisago, MN | Pass | State |
| 2025-04-01 | OWATONNA ENERGY STATION | OWATONNA, Steele, MN | Pass | State |
| 2025-03-25 | BLOOMING PRAIRIE PUBLIC UTILITIES | BLOOMING PRAIRIE, Steele, MN | N/A | State |
| 2025-03-21 | HUTCHINSON UTILITIES-PLANT 2 | HUTCHINSON, McLeod, MN | Pass | State |
| 2025-03-19 | SMMPA METHANE ENERGY FACILITY | MORA, Kanabec, MN | Pass | State |
| 2025-03-18 | HUTCHINSON UTILITIES PLANT 1 | HUTCHINSON, McLeod, MN | Fail | State |
| 2025-03-18 | PRINCETON PUBLIC UTILITIES COMMISSION | PRINCETON, Mille Lacs, MN | Pass | State |
| 2025-03-04 | MANKATO ENERGY CENTER | MANKATO, Blue Earth, MN | Pass | State |
| 2025-03-04 | MINNESOTA POWER - BOSWELL ENERGY CENTER | COHASSET, Itasca, MN | Pass | State |
| 2025-02-26 | DISTRICT ENERGY ST PAUL/ST PAUL COGENERATION L | SAINT PAUL, Ramsey, MN | Pass | State |
| 2025-02-25 | XCEL ENERGY - RIVERSIDE GENERATING PLANT | MINNEAPOLIS, Hennepin, MN | Pass | State |
| 2025-02-20 | OLMSTED COUNTY WASTE-TO-ENERGY FACILITY | ROCHESTER, Olmsted, MN | Pass | State |
| 2025-02-11 | XCEL ENERGY - HIGH BRIDGE GENERATING STATION | SAINT PAUL, Ramsey, MN | Pass | State |
| 2025-02-10 | XCEL ENERGY - MONTICELLO NUCLEAR GENERATING FACILITY | MONTICELLO, Wright, MN | Pass | State |
| 2025-01-28 | XCEL ENERGY - BLUE LAKE | SHAKOPEE, Scott, MN | Pass | State |
| 2025-01-28 | XCEL ENERGY - BLUE LAKE | SHAKOPEE, Scott, MN | Pass | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.