Lawrence County, South Dakota
Hydrologic Unit Code --
Latitude 44°10'58", Longitude 103°52'14"
NAD27
Land-surface elevation 6,510 feet above NGVD29
Spring discharges from the Paleozoic aquifers (N500PLOZOC) national aquifer.
Spring discharges from the Pahasapa Limestone (337PHSP) local aquifer.