News Releases

Lower Columbia River annual navigation lock closure

Published Feb. 23, 2016

PORTLAND, ORE. - The U.S. Army Corps of Engineers will close navigation locks at dams on the lower Columbia River in March to conduct routine annual inspections and preventative maintenance.

 Bonneville, The Dalles and John Day navigation locks at Columbia River mile 145, 191 and 216 respectively, will close to recreational and commercial river traffic at 6 a.m., Saturday, March 5.  The locks are scheduled to reopen at 11:59 p.m., Saturday, March 19.

 Public notices and other navigation lock information are available on Portland District’s web site at


Amber Tilton

Release no. 16-011