KAHLOTUS, Wash. – Officials at Lower Monumental Lock and Dam will be closing public dam crossings April 16 through 18 to perform maintenance.
Normal crossing hours are once an hour, on the half-hour, from 7:30 a.m. to 4:30 p.m. Monday through Thursday. Public dam crossings are also available at Lower Granite Lock and Dam and Little Goose Lock and Dam.
For more information about dam crossing visit https://www.nww.usace.army.mil/Missions/Recreation/Dam-Crossing/ or call 1-888-DAM-INFO (1-888-326-4636).