Some USGS data collection at this gage ceased on Oct 1, 2025, due to loss of funding.

Available data

Select data types to graph from categories based on the way the data were collected.

12 data types available - data from 1995-04-21 to 2026-08-03

1 data types available - data from 1995-04-22 to 2026-08-01

4 data types available - data from 1995-05-02 to 2026-06-03

194 Observed properties (data types) available - with data from 1980-10-01 to 2025-07-10

917 Sampling activities

1 data types available - data from 1995-04-22 to 2026-08-01

Available location images

Sacramento River at Rio Vista

Sacramento River at Rio Vista, CA

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	11455420	n/a
Location name	SACRAMENTO R A RIO VISTA CA	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	38.153281	n/a
Decimal longitude (WGS84)	-121.687008	n/a
Latitude-longitude method	Transit, theodolite, or other surveying method	S
Latitude-longitude accuracy	Level 2 survey-grade GPS	C
District	California	06
State	California	06
County	Solano County	095
Country	United States of America	n/a
Altitude of gage/land surface	-9.96 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.16 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Lower Sacramento	18020163
Drainage basin		n/a
Date of first construction		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
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