S C Pryor Number 1 Reservoir (historical) is a reservoir located in Natrona County, Wyoming. It appears on the Gillam Draw West USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 5,003.61 feet (1,525.10 m) above sea level. The nearest populated place is Edgerton, approximately 3.7 miles to the NNW.