Latitude 41°24'33", Longitude 90°30'19" NAD27
Rock Island County, Illinois , Hydrologic Unit 07080101
Well depth: 578 feet Land surface altitude: 730
feet above NGVD29.
Well completed in "Silurian-Devonian aquifers" (N400SLRDVN) national aquifer.
Well completed in "Silurian System" (350SLRN) local aquifer