Lawrence County, South Dakota
Hydrologic Unit Code 10120110
Latitude 44°11'32", Longitude 103°50'29"
NAD27
Land-surface elevation 6,300 feet above NGVD29
Spring discharges from the Paleozoic aquifers (N500PLOZOC) national aquifer.
Spring discharges from the Deadwood Formation (Outcrop) (371DDWD) local aquifer.