Latitude 41°28'35", Longitude 90°08'54" NAD27
Henry County, Illinois , Hydrologic Unit 07090007
Well depth: 18 feet Hole depth: 18 feet
Land surface altitude: 625
feet above NGVD29.
Well completed in "Sand and gravel aquifers (glaciated regions)" (N100GLCIAL) national aquifer.
Well completed in "Quaternary System" (110QRNR) local aquifer