Latitude 38°43'44", Longitude 90°43'51" NAD27
St. Charles County, Missouri , Hydrologic Unit 07110009
Land surface altitude: 486
feet above NGVD29.
Spring discharges from "Mississippian aquifers" (N500MSSPPI) national aquifer.
Spring discharges from "Keokuk-Burlington Limestones, Undifferentiated" (338KKKB) local aquifer