Latitude 41°20'37", Longitude 90°40'16" NAD27
Rock Island County, Illinois , Hydrologic Unit 07090005
Well depth: 500 feet Land surface altitude: 793
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer