EPA Air · stack tests by state, industry and year
Mining and quarrying (NAICS 2122): stack tests in Minnesota, 2020
- 17Stack 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 2020 at a Minnesota source whose primary industry code is NAICS 2122. A facility filing more than one industry code is counted under the first one on its record.
Mining and quarrying (NAICS 2122) in Minnesota, other years
Other industries in Minnesota, 2020
- Utilities (NAICS 2211) 46
- Mining and quarrying (NAICS 2123) 19
- Petroleum and coal products manufacturing (NAICS 3241) 16
- Paper manufacturing (NAICS 3221) 14
- Food manufacturing (NAICS 3112) 13
- Chemical manufacturing (NAICS 3251) 11
- Food manufacturing (NAICS 3113) 9
- Utilities (NAICS 2213) 7
- Pipeline transportation (NAICS 4862) 7
- Primary metal manufacturing (NAICS 3315) 7
- Nonmetallic mineral product manufacturing (NAICS 3274) 5
- Food manufacturing (NAICS 3111) 4
- Primary metal manufacturing (NAICS 3313) 4
- Wood product manufacturing (NAICS 3219) 4
- Fabricated metal product manufacturing (NAICS 3328) 3
- Plastics and rubber products manufacturing (NAICS 3261) 3
Air-emissions stack tests recorded in Minnesota, 2020
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2020-11-17 | UNITED TACONITE LLC - FAIRLANE PLANT | FORBES, St. Louis, MN | Pass | State |
| 2020-09-29 | NORTHSHORE MINING CO - SILVER BAY | SILVER BAY, Lake, MN | Pass | State |
| 2020-09-14 | HIBBING TACONITE CO | HIBBING, St. Louis, MN | N/A | State |
| 2020-08-27 | NORTHSHORE MINING CO - SILVER BAY | SILVER BAY, Lake, MN | N/A | State |
| 2020-08-25 | HIBBING TACONITE CO | HIBBING, St. Louis, MN | N/A | State |
| 2020-08-12 | US STEEL CORP - MINNTAC | MOUNTAIN IRON, St. Louis, MN | Pass | State |
| 2020-07-21 | US STEEL CORP - MINNTAC | MOUNTAIN IRON, St. Louis, MN | Pass | State |
| 2020-06-23 | CLEVELAND-CLIFFS MINORCA MINE INC | VIRGINIA, St. Louis, MN | N/A | State |
| 2020-06-15 | UNITED TACONITE LLC - THUNDERBIRD MINE | EVELETH, St. Louis, MN | Pass | State |
| 2020-04-28 | US STEEL CORP - MINNTAC | MOUNTAIN IRON, St. Louis, MN | N/A | State |
| 2020-04-22 | HIBBING TACONITE CO | HIBBING, St. Louis, MN | Pass | State |
| 2020-04-14 | HIBBING TACONITE CO | HIBBING, St. Louis, MN | Pass | State |
| 2020-04-07 | US STEEL CORP - MINNTAC | MOUNTAIN IRON, St. Louis, MN | Pass | State |
| 2020-03-24 | UNITED STATES STEEL CORP - KEETAC | KEEWATIN, St. Louis, MN | Pass | State |
| 2020-03-17 | NORTHSHORE MINING CO - SILVER BAY | SILVER BAY, Lake, MN | Pass | State |
| 2020-03-05 | UNITED TACONITE LLC - FAIRLANE PLANT | FORBES, St. Louis, MN | Pass | State |
| 2020-03-04 | UNITED TACONITE LLC - FAIRLANE PLANT | FORBES, St. Louis, MN | N/A | 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.