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 This website is no longer updated and links to external websites and some internal pages may not work.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

Final Report: Tennessee - Tombigbee Waterway Water Quality Study: Columbus, Mississippi: Project Nos. 05-0521, 05-0522

Collects a representative set of water quality and hydraulic data associated with the reach of interest during critical conditions of low flow and high temperature.

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