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 This website is no longer updated and links to external websites and some internal pages may not work.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

Sustainable Water Infrastructure

Water Infrastructure Needs

As required by statute, EPA conducts surveys of national drinking water and clean water infrastructure needs. The results of these surveys are reported to Congress and track known infrastructure needs through time.