EPA Air · by state and industry
Mining and quarrying (NAICS 2122) air sources in Minnesota
- 17Facilities
Permitted air-emissions sources in Minnesota whose primary industry code is NAICS 2122. A facility filing more than one industry code is counted under the first one on its record, so a plant with several lines appears once, under the line EPA lists first.
Inspections of mining and quarrying (naics 2122) in Minnesota, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 4
- 2025 — inspections 5
- 2024 — inspections 8
- 2023 — inspections 8
- 2022 — inspections 6
- 2020 — inspections 6
- 2019 — inspections 4
- 2018 — inspections 5
- 2017 — inspections 7
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| CLEVELAND-CLIFFS MINORCA MINE INC | Major source | No |
| CLIFFS ERIE LLC - MINE AREA | Other | No |
| ERP IRON ORE LLC - PLANT 1 | Emissions classification unknown | No |
| HIBBING TACONITE CO | Major source | No |
| MAGIRON LLC PLANT 4 | Major source | No |
| MESABA PROJECT METALLURGICAL SAMPLING | Other | No |
| MESABI METALLICS CO LLC | Major source | Yes |
| NEWRANGE COPPER NICKEL LLC - NORTHMET PROJECT | Major source | No |
| NORTHSHORE MINING CO - PETER MITCHELL | Major source | No |
| NORTHSHORE MINING CO - SILVER BAY | Major source | No |
| NTT OF MINNESOTA INC - METALLIC | Minor source | No |
| ULLAND BROTHERS INC | Minor source | No |
| ULLAND BROTHERS INC | Minor source | No |
| UNITED STATES STEEL CORP - KEETAC | Major source | No |
| UNITED TACONITE LLC - FAIRLANE PLANT | Major source | No |
| UNITED TACONITE LLC - THUNDERBIRD MINE | Major source | No |
| US STEEL CORP - MINNTAC | Major source | No |
Primary NAICS code as filed on the facility record. Figures from EPA’s ICIS-AIR download.