 The range has an area of and, other than Ash Mountain, includes Tuya Butte, Mathews Tuya, Caribou Tuya, and South Tuya.All of these are part of the Tuya Volcanic Field, which includes other volcanic features north and west of the range

Ash Mountain is the highest tuya in the range.The nearby Kawdy Plateau to the west, to the southwest of Kawdy Mountain, is near-entirely formed by the spectacular shield volcano of Level Mountain.