EPA Air · stack tests by state, industry and year
Mining and quarrying (NAICS 2123): stack tests in Minnesota, 2025
- 15Stack 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 2123. A facility filing more than one industry code is counted under the first one on its record.
Mining and quarrying (NAICS 2123) in Minnesota, other years
Other industries in Minnesota, 2025
- Utilities (NAICS 2211) 52
- Petroleum and coal products manufacturing (NAICS 3241) 26
- Chemical manufacturing (NAICS 3251) 19
- Mining and quarrying (NAICS 2122) 16
- 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 |
|---|---|---|---|---|
| 2025-11-18 | CEMSTONE NONMETALLIC | MENDOTA HEIGHTS, Dakota, MN | Pass | State |
| 2025-10-30 | AMRIZE MIDWEST INC - NONMETALLIC | EAGAN, Dakota, MN | Pass | State |
| 2025-10-29 | AMRIZE MIDWEST INC - NONMETALLIC | EAGAN, Dakota, MN | Pass | State |
| 2025-10-13 | SUPERIOR MINERALS CO | SAVAGE, Scott, MN | Pass | State |
| 2025-09-23 | WM MUELLER & SONS INC | HAMBURG, Carver, MN | Pass | State |
| 2025-08-21 | MINNESOTA PAVING AND MATERIALS - NUQQ | NEW ULM, Nicollet, MN | Pass | State |
| 2025-08-12 | LAKEVILLE - KELLY PIT | LAKEVILLE, Dakota, MN | Pass | State |
| 2025-08-12 | DAKOTA AGGREGATES - UMORE PARK FACILITY | ROSEMOUNT, Dakota, MN | Pass | State |
| 2025-08-06 | NORTHLAND CONSTRUCTORS OF DULUTH - NONMETALLIC | DULUTH, St. Louis, MN | Pass | State |
| 2025-08-04 | AMRIZE MIDWEST INC - NONMETALLIC | EAGAN, Dakota, MN | Pass | State |
| 2025-07-01 | MARTIN MARIETTA MATERIALS INC - SAINT CLOUD QUARRY | WAITE PARK, Stearns, MN | Pass | State |
| 2025-06-25 | HOOVER CONSTRUCTION CO - NONMETALLIC | VIRGINIA, St. Louis, MN | Pass | State |
| 2025-06-23 | COVIA SOLUTIONS LLC - OTTAWA PLANT | LE SUEUR, Le Sueur, MN | Pass | State |
| 2025-06-05 | COLD SPRING GRANITE CO - MAIN CAMPUS | COLD SPRING, Stearns, MN | Pass | State |
| 2025-05-06 | KNIFE RIVER CENTRAL MINNESOTA | SAUK RAPIDS, Benton, 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.