US Army Corps of Engineers
Portland District Website

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Sailboat locks through
A sailboat uses a lock on the Columbia River. Motorized recreational boaters needing to pass through the three lower Columbia River dams must follow a lock schedule taking effect May 15. Commercial vessels will continue to lock through upon arrival except during the times specified for recreational vessels.

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Photo by: Amber Tilton |  VIRIN: 090814-A-A1408-0001.JPG