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 This website is no longer updated and links to external websites and some internal pages may not work.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

National Drinking Water Advisory Council (NDWAC)

NDWAC is a Federal Advisory Committee that provides EPA with advice and recommendations related to the national drinking water program.  The Council was established under the Safe Drinking Water Act of 1974. This website provides information about the Council's membership, activities and meetings -- which are open to the public.