Report #2004-P-00005, March 31, 2004
What Was Found
We identified 156 hardrock mining sites nationwide that have the potential to cost between $7 billion and $24 billion total to clean up (at a maximum total cost to EPA of approximately $15 billion).
Report Materials
You will need Adobe Reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Full Report (PDF)(91 pp, 2 MB)