Lawrence County, South Dakota
Hydrologic Unit Code 10120203
Latitude 44°25'04", Longitude 103°58'35"
NAD27
Land-surface elevation 5,155 feet above NGVD29
Spring discharges from the Paleozoic aquifers (N500PLOZOC) national aquifer.
Spring discharges from the Minnelusa Formation (Permian andPennsylvanian) (310MNLS) local aquifer.