6 facilities in Idaho reported releasing a combined 157.3k pounds of arsenic compounds to air, water, and land in 2024.
| Facility | City | On-site (lb) |
|---|---|---|
| Hecla Ltd Lucky Friday Mine Unit | Mullan | 86.6k |
| P4 Production Llc | Soda Springs | 45.3k |
| Us Ecology Idaho Inc. | Grand View | 14.7k |
| J R Simplot Co Don Sid Ing | Pocatello | 9.6k |
| Itafos Conda Llc | Soda Springs | 1.2k |
| P Kay Metal Lewiston | Lewiston | 0 |
← All Arsenic compounds releases nationwide · Idaho pollution overview