EPA Finalizes Cleanup Plan for Iron King Mine-Humboldt Smelter Superfund Site

PHOENIX - The U.S. Environmental Protection Agency (EPA) has announced the signing of a plan for an $85 million Superfund cleanup of the former Iron King Mine and Humboldt Smelter site in Dewey-Humboldt in Yavapai County, Arizona. This landmark decision - known as a Record of Decision -- provides a comprehensive solution building on years of prior work by the agency and the State of Arizona to address arsenic, lead, and other heavy metals in soil at and near the site. The site was initially li...