Fall River County, South Dakota
Hydrologic Unit Code 10120106
Latitude 43°22'28", Longitude 103°40'12"
NAD27
Land-surface elevation 4,330 feet above NGVD29
Spring discharges from the Lower Cretaceous aquifers (N300LCRTCS) national aquifer.
Spring discharges from the Lakota Formation (217LKOT) local aquifer.