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DESCRIPTION:

Latitude 37°45'44",   Longitude 121°57'25"   NAD27
Contra Costa County, California   , Hydrologic Unit 18050004

Well depth: 60.3 feet
Hole depth: 60.3 feet
Land surface altitude: 437.40 feet above NGVD29.
Well completed in "Other aquifers" (N9999OTHER) national aquifer.
Well completed in "Holocene Alluvium" (111ALVM) local aquifer

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field groundwater-level measurements	1976-07-12	1980-01-08	32
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)	1976-09-28	1983-07-28	26
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