flows E from E of Ipnek Mtn. to North Fork Koyukuk River, 17 mi. W of Wiseman, Brooks Range
Local name reported in 1909 by A. G. Maddren (in Brooks and others, 1910, pl. 7), U.S. Geological Survey (USGS).
Bluecloud Creek, Bonanza Creek, Conglomerate Creek, Horse Creek, Ipnek Creek, LaSalle Creek, Mascot Creek, Pearl Creek, Richmond Creek, Rock Creek, Rock Creek, Ruby Creek, Winnie Creek,