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DESCRIPTION:

Latitude 38°02'53",   Longitude 121°40'32"   NAD27
Contra Costa County, California   , Hydrologic Unit 18040003

Well depth: 8.1 feet
Land surface altitude: -7 feet above NGVD29.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Daily Data
Precipitation, total, inches	1990-08-03	1994-12-29	1365
Field groundwater-level measurements	1989-11-16	1994-01-13	47
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