at E end of Sadlerochit Mts., drained by Itkilyariak Creek, 24 mi. NW of Mount Michelson, Brooks Range. 6 miles long.
Leffingwell (1919, p. 125), U.S. Geological Survey (USGS), does not list this as a geographic name, but wrote, "near the east end of Sadlerochit Mountains, in Itkilyariak Valley."
Esetuk Creek, Last Creek, Old Man Creek, Old Woman Creek, Sadlerochit Spring,
Valleys: