When the U.S. Environmental Protection Agency and its contractors excavated the Gold King Mine on Aug. 5, 2015, crews were attempting to assess water releases from the mine with the aim of guiding fut.
A new bipartisan bill would help conservation groups, nonprofits and local governments mitigate pollution from abandoned mines across the West.
The Good Samaritan Remediation of Abandoned Hardrock Min.
A $90 million settlement between the federal government, Colorado and the owners of the Sunnyside Mine will pay for additional cleanup at the Bonita Peak Mining District Superfund site after years of .