heads at 665500N, 1483000W and flows SE to Yukon River, 43 mi. SW of Fort Yukon, Yukon Flats. 93 miles long.
Indian name reported in 1907 by Archdeacon Hudson Stuck. The name "Orenzik" was reported by Mertie (1930, pl. 2), U.S. Geological Survey (USGS), in 1926.