Lawrence County, South Dakota
Hydrologic Unit Code 10120203
Latitude 44°15'12", Longitude 103°58'05"
NAD27
Land-surface elevation 6,380 feet above NGVD29
Spring discharges from the Paleozoic aquifers (N500PLOZOC) national aquifer.
Spring discharges from the Pahasapa Limestone (337PHSP) local aquifer.