Latitude 39°37'19", Longitude 77°54'55" NAD27
Washington County, Maryland , Hydrologic Unit 02070004
Land surface altitude: 410
feet above NGVD29.
Spring discharges from "Valley and Ridge aquifers" (N500VLYRDG) national aquifer.
Spring discharges from "Rockdale Run Formation" (367RCKR) local aquifer