65 ° 2' 21.001" N,
157 ° 10' 14.999" W
Yukon-Koyukuk (CA)
42 mi (67.59 km)
144 ft (43.89 m)
flows SW 44 mi. to Nikolai Slough, 40 mi. SW of Roundabout Mtn., Koyukuk Low.
HistoryKoyukuk Indian name reported in 1955 by U.S. Geological Survey (USGS).