Missouri River Water Management News

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Garrison Dam Draft Environmental Assessment study open for public comment

Omaha District
Published Jan. 23, 2023

The U.S. Army Corps of Engineers, Omaha District is releasing its Draft Environmental Assessment to evaluate measures to reduce unacceptable dam safety risks at Garrison Dam on the Missouri River in Mercer and McLean Counties, North Dakota. The public is encouraged to provide feedback and comments during this 30-day review and comment period.  

The draft EA evaluates a suite of plans to repair or replace the emergency spillway to accommodate passing water during high flow events.  The report is available for viewing at: https://usace.contentdm.oclc.org/digital/collection/p16021coll7/id/23133

Comments can be mailed to: U.S. Army Corps of Engineers, Omaha District; CENWO-PMA-C; ATTN: Clayton Ridenour, Garrison Dam EA; 1616 Capitol Avenue; Omaha, NE 68102-4901. Comments may also be emailed to: cenwo-planning@usace.army.mil.  All comments must be postmarked or received no later than February 23, 2023.

Release no. 23-002