US Army Corps of Engineers
Northwestern Division Website

We're currently experiencing issues with the https://www.nwd-wc.usace.army.mil website and apologize for the inconvenience.
Columbia River Forecast Data Issues? Email us at NWD-RWCDS@usace.army.mil, and we'll send it to you.

Columbia River Basin Water Management

This is the home page for the Columbia Basin Water Management Division, Northwestern Division, U.S. Army Corps of Engineers. We are responsible for the Corps' river and reservoir regulation activities in the Columbia River Basin. Please click the icons on the map to learn more about the various projects in the Columbia Basin.

Columbia River

External Links