UMATILLA, Ore., & BURBANK, Wash. – McNary and Ice Harbor dams' navigation locks will be closed to all river traffic Sept. 9, between 6:30 a.m. and 5 p.m. McNary Lock and Dam is located near Umatilla, Oregon, at Columbia River mile 292. Ice Harbor Lock & Dam is located near Burbank, Washington, at Snake River mile 9.2.