3 facilities in Montana reported releasing a combined 1.4k pounds of carbonyl sulfide to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| Montana Sulphur & Chemical Co | Billings | 1.0k |
| Par Montana Billings Refinery | Billings | 410 |
| Jupiter Sulphur Llc | Billings | 0 |
← All Carbonyl sulfide releases nationwide · Montana pollution overview