Utah State University Extension
The Beaver River watershed encompasses approximately 320,000 acres with about 306,000 acres in Beaver County and 14,000 acres in Iron County. The watershed is encircled by the Tushar Mountains to the northeast and east, Circleville Mountains to the southeast, and the Mineral Mountains to the west.
Extension, USU, "Watershed Fact Sheet: Improving Utah's Water Quality, Beaver River Watershed" (2012). All Current Publications. Paper 1259.