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 This website is no longer updated and links to external websites and some internal pages may not work.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

ProUCL version 3.00.02 Documentation Downloads

The EPA Technical Support Center (TSC) in Las Vegas developed ProUCL Version 3.0 software to support risk assessment and cleanup decisions at contaminated sites.

You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.