Latitude 43°44'12", Longitude 103°50'24" NAD27
Custer County, South Dakota , Hydrologic Unit 10120107
Land surface altitude: 5,380
feet above NGVD29.
Spring discharges from "Paleozoic aquifers" (N500PLOZOC) national aquifer.
Spring discharges from "Minnelusa Formation (Permian andPennsylvanian)" (310MNLS) local aquifer