Latitude 39°42'24", Longitude 77°51'30" NAD27
Washington County, Maryland , Hydrologic Unit 02070004
Land surface altitude: 493
feet above NGVD29.
Spring discharges from "Valley and Ridge aquifers" (N500VLYRDG) national aquifer.
Spring discharges from "Rockdale Run Formation" (367RCKR) local aquifer