64 ° 29' 33" N,
153 ° 35' 46" W
Yukon-Koyukuk (CA)
236 ft (71.93 m)
flows SW to Big Mud River 2 mi. NE of its junction with Nowitna River, 31 mi. NE of Monzonite Hills, Kilbuck-Kuskokwim Mts. 32 miles long.
HistoryLocal name reported in 1933 by U.S. Geological Survey (USGS).