Lawrence County, South Dakota
Hydrologic Unit Code 10120111
Latitude 44°14'12", Longitude 103°44'22"
NAD27
Land-surface elevation 6,260 feet above NGVD29
Spring discharges from the Paleozoic aquifers (N500PLOZOC) national aquifer.
Spring discharges from the Deadwood Formation (Outcrop) (371DDWD) local aquifer.