Latitude 37°54'10", Longitude 121°41'24" NAD27
Contra Costa County, California , Hydrologic Unit 18040003
Well depth: 85.0 feet Hole depth: 100 feet
Land surface altitude: 88.00
feet above NGVD29.
Well completed in "Central Valley aquifer system" (S100CNRLVL) national aquifer.
Well completed in "Alluvial Fan Deposits" (111ALVF) local aquifer