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 This website is no longer updated and links to external websites and some internal pages may not work.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

Labs Serving Wyoming and Tribal Public Water Systems Webinar Training

Revised Total Coliform Rule, Ground Water Rule, Nitrate Rule and Chlorine Residuals for Region 8 Laboratories webinar training presentation given by Jamie Harris, Kyle St. Clair, Gail Franklin, Seth Tourney, and Tsegaye Hailu (EPA R8) in June of 2018, including minor 2020 revisions.

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