Description
6.5 mi. long; heads 0.4 mi. SE of Elk Mountain, flows generally S to enter the Columbia River 1.6 mi. W of Three Tree Point; Tps9&10N, R7W, Willamette Meridian
History
The name commemorates John (1872-1953) and Mary (1888-1963) Harlow, who lived in the area during the 1870s.