Latitude 38°55'43", Longitude 77°27'19" NAD27
Fairfax County, Virginia , Hydrologic Unit 02070010
Well depth: 860.00 feet Hole depth: 860.00 feet
Land surface altitude: 270.00
feet above NGVD29.
Well completed in "Balls Bluff Formation" (231BLBF) local aquifer