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DESCRIPTION:

Latitude 38°05'51.22",   Longitude 121°36'42.44"   NAD83

Contra Costa County, California, Hydrologic Unit 18040003

Datum of gage: -66 feet above   NAVD88.

AVAILABLE DATA:

Data Type	Begin Date	End Date	Count
Field/Lab water-quality samples	2022-01-31	2023-02-14	9
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