EPA Air · by county
Air-emissions sources in Ontonagon County, Michigan
- 4Facilities
Every stationary source in Ontonagon County, Michigan that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
Inspections in Ontonagon County, 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 3
- 2024 — inspections 3
- 2022 — inspections 6
- 2020 — inspections 4
- 2018 — inspections 4
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| K & W LANDFILL INC | Major source | No |
| MATHY CONSTRUCTION CO PLANT 15 | Synthetic minor source | No |
| WHITE PINE COPPER REFINERY INC | Major source | No |
| WHITE PINE ELECTRIC POWER LLC | Minor source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.