68 ° 56' 30.998" N,
155 ° 45' 10.001" W
North Slope
820 ft (249.94 m)
flows NW to Colville River 5 mi. E of its junction with Etivluk River, Brooks Range. 30 miles long.
HistoryName spelled "Koo-che-ak" on manuscript map made by an Eskimo about 1890. The Eskimo name probably is "Kugchiak," meaning "new river." Published by Schrader (1904, pl. 3), U.S. Geological Survey (USGS).