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DESCRIPTION:

Latitude 37°52'02",   Longitude 121°38'31"   NAD27
Contra Costa County, California   , Hydrologic Unit 18040003

Well depth: 135 feet
Hole depth: 136 feet
Land surface altitude: 33.00 feet above NGVD29.
Well completed in "Central Valley aquifer system" (S100CNRLVL) national aquifer.
Well completed in "Alluvial Fan Deposits" (111ALVF) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field/Lab water-quality samples	1979-06-05	1979-06-05	1
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