5 facilities in Colorado reported releasing a combined 126.3k pounds of hydrogen cyanide to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| Holcim (Us) Inc Portland Plant | Florence | 52.1k |
| Gcc Rio Grande Inc | Pueblo | 37.3k |
| Suncor Energy Commerce City Refinery | Commerce City | 29.6k |
| Cripple Creek & Victor Gold Mining Co | Victor | 5.5k |
| Goodrich Corp | Pueblo | 1.7k |
← All Hydrogen cyanide releases nationwide · Colorado pollution overview