In the Alaska Range, heads at a glacier at 6235ooN, 1525900W, flows NW to the Little Tonzona River 27 mi SE of Medfra, 7.4 mi. E of McGrath, Kuskokwim Low. 55 miles long.
Local name reported in 1961 by U.S. Geological Survey (USGS).
Clear Fork, Deepbank Creek, Ekolina Creek, Jones Creek, No Creek, North Fork Jones Creek, South Fork Jones Creek,