SAN JOAQUIN RIVER AT ANTIOCH

Map of surrounding area

Station IDANHElevation10' ft
River BasinSAN JOAQUIN RCountyCONTRA COSTA
Hydrologic AreaSACRAMENTO RIVERNearby CityANTIOCH
Latitude38.017830°NLongitude-121.802963°W
OperatorCA Dept of Water Resources, DESData Collection


The following data types are available online. Select one of the links below to retrieve recent data.

Sensor DescriptionDurationPlotData CollectionData Available
ELECTRICAL CONDUCTIVTY MICRO S, us/cm (daily) (EL COND)COMPUTED 01/18/2008 to present.
ELECTRICAL CONDUCTIVTY MILLI S, ms/cm (daily) (EL CND)COMPUTED 12/01/1995 to 01/18/2008.
TEMPERATURE, WATER, deg f (daily) (TEMP W)COMPUTED 01/01/2002 to present.
TEMPERATURE, WATER C, deg c (daily) (TEMPW C)COMPUTED 12/06/2011 to present.
BATTERY VOLTAGE, volts (event) (BAT VOL)DATA XCHG-DWR DES 10/16/2008 to present.
CHLOROPHYLL, ug/l (event) (CHLORPH)DATA XCHG-DWR DES 10/16/2008 to present.
ELECTRICAL COND BOTTOM MICRO S, us/cm (event) (EL CONDB)DATA XCHG-DWR DES 10/16/2008 to present.
ELECTRICAL CONDUCTIVTY MICRO S, us/cm (event) (EL COND)DATA XCHG-DWR DES 10/16/2008 to present.
RIVER STAGE, feet (event) (RIV STG)DATA XCHG-DWR DES 10/16/2008 to present.
SOLAR RADIATION, w/m^2 (event) (SOLAR R)DATA XCHG-DWR DES 10/16/2008 to present.
TEMPERATURE, AIR, deg f (event) (TEMP)DATA XCHG-DWR DES 10/16/2008 to present.
TEMPERATURE, WATER, deg f (event) (TEMP W)DATA XCHG-DWR DES 10/16/2008 to present.
WATER, DISSOLVED OXYGEN, mg/l (event) (DIS OXY)DATA XCHG-DWR DES 10/16/2008 to present.
WATER, PH VALUE, ph (event) (PH VAL)DATA XCHG-DWR DES 10/16/2008 to present.
WATER, TURBIDITY, ntu (event) (TURB W)DATA XCHG-DWR DES 10/16/2008 to present.
WIND, DIRECTION, deg (event) (WIND DR)DATA XCHG-DWR DES 10/16/2008 to present.
WIND, SPEED, mph (event) (WIND SP)DATA XCHG-DWR DES 10/16/2008 to present.
BATTERY VOLTAGE, volts (hourly)(BAT VOL)DATA XCHG-DWR DES 01/01/1995 to present.
CHLOROPHYLL, ug/l (hourly)(CHLORPH)DATA XCHG-DWR DES 01/17/2008 to present.
ELECTRICAL COND BOTTOM MICRO S, us/cm (hourly)(EL CONDB)DATA XCHG-DWR DES 01/17/2008 to present.
ELECTRICAL CONDUCTIVTY MICRO S, us/cm (hourly)(EL COND)DATA XCHG-DWR DES 01/18/2008 to present.
ELECTRICAL CONDUCTIVTY MILLI S, ms/cm (hourly)(EL CND)MICROWAVE 02/01/1984 to 01/18/2008.
RIVER STAGE, feet (hourly)(RIV STG)SATELLITE 01/01/1984 to present.
RIVER STAGE NAVD88, feet (hourly)(RIVST88)COMPUTED 02/01/2006 to 09/30/2006.
SOLAR RADIATION, w/m^2 (hourly)(SOLAR R)DATA XCHG-DWR DES 01/17/2008 to present.
TEMPERATURE, AIR, deg f (hourly)(TEMP)SATELLITE 01/17/2008 to present.
TEMPERATURE, WATER, deg f (hourly)(TEMP W)DATA XCHG-DWR DES 01/01/1995 to present.
WATER, DISSOLVED OXYGEN, mg/l (hourly)(DIS OXY)DATA XCHG-DWR DES 02/06/2003 to present.
WATER, PH VALUE, ph (hourly)(PH VAL)SATELLITE 01/18/2008 to present.
WATER, TURBIDITY, ntu (hourly)(TURB W)DATA XCHG-DWR DES 01/17/2008 to present.
WIND, DIRECTION, deg (hourly)(WIND DR)DATA XCHG-DWR DES 02/01/1995 to present.
WIND, SPEED, mph (hourly)(WIND SP)DATA XCHG-DWR DES 02/01/1995 to present.


Station comments:

07/23/2014Latitude and longitude updated based on information from Hydrology Branch field technicians.
01/01/2013For QA/QC'd data, contact the Division of Environmental Services (Karen.Gehrts@water.ca.gov).
11/04/2010Bottom EC was restored 11/03/2010 10:30 PST.
10/18/2010Bottom EC is down due to a power failure 9/28/2010 at 20:30 PDT. The City of Antioch hopes to have power restored by the end of October.
01/18/2008This site was changed from a microwave (vhf) site to a satellite site with new sensors (Ph and turbidity). The EC top and bottom units were changed from millisemens to microsemens.
09/30/2006The vertical datum has changed for this station as of October 1, 2006. Please see [Datum Change 2006] for details.
02/01/2006Added river stage sensor for data with NAVD88 datum.
12/06/2005Conversion factor to NGVD29 was updated to -2.68.
08/19/2005River stage data will displayed in NGVD29 datum until Oct.1, 2006. The station is sending data with datum NAVD88 as of 8/19/2005 11:15AM. Conversion factor to NGVD29 was applied (factor = 0.33).