Latitude 43°56'18", Longitude 104°02'35" NAD27
Pennington County, South Dakota , Hydrologic Unit 10120107
Land surface altitude: 6,040
feet above NGVD29.
Spring discharges from "Paleozoic aquifers" (N500PLOZOC) national aquifer.
Spring discharges from "Minnelusa Formation (Permian andPennsylvanian)" (310MNLS) local aquifer