An official website of the United States government.

This is not the current EPA website. To navigate to the current EPA website, please go to www.epa.gov. This website is historical material reflecting the EPA website as it existed on January 19, 2021. This website is no longer updated and links to external websites and some internal pages may not work. More information »

UIC Class III In-Situ Production of Copper Permit No. R9UIC-AZ3-FY11-1: Florence Copper Project, Florence, AZ

This permit was originally issued on December 20, 2016, and was subsequently appealed to the Environmental Appeals Board (EAB) for review under 40 CFR 124.19. The permit was stayed pending review by the EAB. After review of briefs filed in the appeal and oral argument, the EAB issued an order denying the petitions for review of the permit on September 22, 2017.

For additional documents related to this permit, search the EPA archive.

If you experience a problem reading a document with assistive technology, please contact us.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.