Latitude 43°40'32", Longitude 103°59'37" NAD83
Custer County, South Dakota , Hydrologic Unit 10120107
Well depth: 1160 feet Hole depth: 1160 feet
Land surface altitude: 4,600
feet above NAVD88.
Well completed in "Paleozoic aquifers" (N500PLOZOC) national aquifer.
Well completed in "Madison Group" (331MDSM) local aquifer