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 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 This website is no longer updated and links to external websites and some internal pages may not work.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 »

Underground Injection Control (UIC)

National Historic Preservation Act (NHPA) Section 106 Process: Florence Copper Inc., Florence, AZ.

Information About the National Historic Preservation Act (NHPA) Section 106 Process Regarding the Project and its Potential Effects on Historic Properties: Florence Copper, Inc. (FCI), Florence, AZ.

For additional documents related to this process, 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.