Idaho hosts 9 Superfund cleanup sites, 134 facilities reporting to EPA's Toxic Release Inventory, and 132 facilities currently in significant noncompliance with federal environmental laws. EPA has assessed $109.7M in lifetime penalties across these facilities, and TRI reporters released roughly 49.4M pounds of regulated chemicals on-site in the latest reporting year. The single largest on-site releaser is Lucky Friday Mine in Mullan, reporting 19.6M lb to EPA.
| Site | City | Status |
|---|---|---|
| Blackbird Mine | Lemhi County | Remedy selected |
| Bunker Hill Mining Metallurgical Complex | Smelterville | Cleanup underway |
| Eastern Michaud Flats Contamination | Pocatello | Cleanup underway |
| Idaho National Engineering Laboratory Usdoe | Idaho Falls | Cleanup underway |
| Kerr Mcgee Chemical Corp Soda Springs Plant | Soda Springs | Construction complete |
| Monsanto Chemical Co Soda Springs Plant | Soda Springs | Construction complete |
| Mountain Home Air Force Base | Mountain Home | Construction complete |
| St Maries Creosote | St. Maries | Remedy selected |
| Stibnite Yellow Pine Mining Area | Stibnite | Proposed for NPL |