CRSO EIS Title Banner

CRSO Scoping Meeting Posters

USACE - Columbia River Projects USACE - Lower Snake River Projects Reclamation Projects


Special Topics ​Water Quality Climate Change Fish Species
System's Authorized Purposes
Operations and Management Flood Risk Management Hydropower Irrigation Navigation Fish and Wildlife Recreation

Contact Us

U.S. Army Corps of Engineers

Attn: CRSO EIS, P.O. Box 2870
Portland, OR 97208-2870
P: (800) 290-5033
Email for inquiries:

EIS Co-lead Agencies

The U.S. Army Corps of Engineers, Bureau of Reclamation, and  Bonneville Power Administration operate, maintain, and transmit hydroelectric power from 14 federal multiple purpose dams and related facilities located throughout the Columbia River basin.