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DESCRIPTION:

Latitude 38°04'51.21",   Longitude 121°35'07.22"   NAD83

Contra Costa County, California, Hydrologic Unit 18040003

Datum of gage: -12 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field/Lab water-quality samples	2022-03-21	2023-02-14	7
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