Medina County, Texas
Hydrologic Unit Code 12110107
Latitude 29°35'26", Longitude 99°18'07"
NAD27
Land-surface elevation 1,388 feet above NGVD29
Spring discharges from the Edwards-Trinity aquifer system (S500EDRTRN) national aquifer.
Spring discharges from the Glen Rose Limestone (218GLRS) local aquifer.