Available data

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3 data types available - data from 1987-10-29 to 2026-08-19

3 data types available - data from 1963-10-01 to 2026-08-18

2 data types available - data from 1974-05-01 to 2026-06-02

32 Observed properties (data types) available - with data from 1973-11-06 to 1979-02-21

33 Sampling activities

2 data types available - with data from 1964-01-21 to 2025-02-14

3 data types available - data from 1963-10-01 to 2026-08-18

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	11176400	n/a
Location name	ARROYO VALLE BL LANG CYN NR LIVERMORE CA	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	37.5613219596063	n/a
Decimal longitude (WGS84)	-121.683838917005	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 5 sec.	F
District	California	06
State	California	06
County	Alameda County	001
Country	United States of America	n/a
Altitude of gage/land surface	749.09 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	San Francisco Bay	18050004
Drainage basin		n/a
Date of first construction		n/a
Drainage area	130 square miles	n/a
Contributing drainage area		n/a
Time zone abbreviation	PST	n/a
Site honors Daylight Saving Time	Y	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