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 This website is no longer updated and links to external websites and some internal pages may not work.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

NPDES Permit for National World War II Memorial

Under National Pollutant Discharge Elimination System permit number DC0000345, the U.S. National Park Service is authorized to discharge from the National World War II Memorial  located at 17th St. and Independence Ave., S.W. Washington DC 20024 to receiving waters named Tidal Basin: An impoundment bordering the Middle Potomac River and the Washington Ship Channel.

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