Latitude 41°25'46", Longitude 90°39'21" NAD27
Rock Island County, Illinois , Hydrologic Unit 07080101
Well depth: 520 feet Land surface altitude: 700
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer