Skip to main content
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Unit Values 2021-08-24 2022-02-14
Water Data for the Nation inventory

Monitoring location 380338121404901 is associated with a Stream in Contra Costa County, California. Water data back to 2021 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
380338121404901 n/a
Site name
SAN JOAQUIN R A CHANNEL MARKER 25 NR BETHEL ISLAND n/a
Site type
Stream
ST
DMS latitude 380337.54 n/a
DMS longitude 1214049.12 n/a
Decimal latitude 38.06042778 n/a
Decimal longitude -121.680311 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - .5 sec (PLGR/PPS GPS). 5
Latitude-longitude datum
North American Datum of 1983 NAD83
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
California 06
State
California 06
County
Contra Costa County 013
Country US n/a
Land net location description n/a
Name of location map JERSEY ISLAND, CA n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 0 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 1.6 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
18040003
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 20210824 n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation PST n/a
Site honors Daylight Saving Time
N n/a
Data reliability
n/a
Data-other GW files n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number GC21ZG8EX6DB n/a