heads at glacier terminus E of Copper Glacier, flows E to Jacksina creek 4.5 mi. NE of Jacksina Glacier terminus, Wrangell Mts
Named in 1902 by F. C. Schrader, U.S. Geological Survey (USGS), because of its "torrential gradient and roughness."
Jacksina Glacier,
Grizzly Lake, Sheep Lake,
Tanada Peak,
Goat Creek, Mesa Creek, Pass Creek, Tumble Creek,