Not to be confused with Red Mountain Wilderness (Nevada), which is a separate entity The Red Mountain Wilderness (Utah) is a 18,729-acre (75.8 km2) wilderness area in the US state of Utah. It was designated March 30, 2009, as part of the Omnibus Public Land Management Act of 2009. Located six miles northeast of St. George, it is bordered by Snow Canyon State Park to the east and the Shivwitz Indian Reservation to the southwest. Approximately one-half of the wilderness is located within the recently designated Red Cliffs National Conservation Area. Prehistoric use by the Southern Paiute Indians has been documented at seven sites in the area, and the BLM estimates archeological site densities between 4 and 40 per square mile.