Seeps identified on private property downslope of the Superfund wastes repository beneath the Copper Mountain Sports and Recreation Complex are likely contaminated with metals, the EPA said Wednesday.
Atlantic Richfield/BP provided facts and figures earlier this month to the EPA about contaminated groundwater seeps escaping the Copper Mountain Sports and Recreation Complex in Butte. The Copper ...
One focus of investigation will be whether the cap is failing, allowing rainwater and snowmelt to infiltrate the tailings. The Copper Mountain repository lacks a liner. Instead, a cover system is ...