8 facilities in Montana reported releasing a combined 450.0k pounds of nickel compounds to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| Stillwater Mining Co East Boulder Mine | Big Timber | 209.3k |
| Montana Resources Llc | Butte | 165.3k |
| Colstrip Steam Electric Station | Colstrip | 74.8k |
| Par Montana Billings Refinery | Billings | 229 |
| Smc Precious Metals Smelter & Base Metals Refinery | Columbus | 215 |
| Smc Nye Mine Site | Nye | 92 |
| Phillips 66 Co Billings Refinery | Billings | 87 |
| Calumet Montana Refining Llc. | Great Falls | 15 |
← All Nickel compounds releases nationwide · Montana pollution overview