5 facilities in Illinois reported releasing a combined 28.9k pounds of carbonyl sulfide to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| Washington Mills Hennepin Inc | Hennepin | 20.0k |
| Exxonmobil Oil Corp Joliet Refinery | Channahon | 7.2k |
| Wood River Refinery | Roxana | 1.5k |
| Citgo Petroleum Corp Lemont Refinery | Lemont | 229 |
| Marathon Petroleum Co Lp Illinois Refining Div | Robinson | 25 |
← All Carbonyl sulfide releases nationwide · Illinois pollution overview