East Helena Smelter Site
Lewis and Clark County; Montana Sites covered under settlement: Black Pine Mine, Philipsburg, Montana, Mike Horse Mine, Lincoln, Montana, Iron Mountain Mine, Superior, Montana, East Helena Smelter Site, East Helena, Montana, Troy Mine Site, Lincoln County, Montana
- Date/Time Frame
- 1888–2001
- Statute
- CERCLA
- State
- Montana
- Substances
- copper, zinc
- Injury
- Groundwater, Soil, Surface Water
Consent Decrees:
2009.03.13
- Federal Trustees:
- Department of the Interior (DOI), National Oceanic and Atmospheric Administration (NOAA)
- State Trustees:
- Montana Department of Environmental Quality (MDEQ), Montana Department of Justice (MDOJ)
- Potentially Responsible Parties:
- ASARCO LLC (formerly ASARCO Incorporated), ASARCO Master Inc., Affiliated Debtors, including: ASARCO Consulting Inc., American Smelting and Refining Co., various subsidiaries in bankruptcy proceedings