68 ° 42' 51.001" N,
159 ° 48' 27" W
North Slope
2096 ft (638.86 m)
In DeLong Mts., flows NNW to the Nuka River 7 mi SE of Noluck Lake, 46 mi. NE of Misheguk Mtn., Brooks Range. 7 miles long.
HistorySo named in 1951 by U.S. Geological Survey (USGS) geologists because of the abundant chert fragments found in its gravels.