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U.S. Army Corps of Engineers
Attn: CRSO EIS, P.O. Box 2870
Portland, OR 97208-2870
P: (800) 290-5033
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Action 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.

Comment period ended February 7, 2017

Written comments for the Action Agencies' consideration for the Columbia River System Operations Environmental Impact Statement are due to the addresses below no later than February 7, 2017. Comments may also be made at public meetings.

Written comments may be mailed by letter to:
U.S. Army Corps of Engineers Northwestern Division
Attn: CRSO EIS, P.O. Box 2870, Portland, OR 97208-2870;
or by email at

All comment letters will be available via this website.

All personally identifiable information (for example, name, address, etc.) voluntarily submitted by the commenter may be publicly accessible. Do not submit confidential business information or otherwise sensitive or protected information.

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