Available data

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

3 data types available - data from 1989-10-01 to 2026-08-23

4 data types available - data from 1957-07-01 to 2026-08-21

2 data types available - data from 1986-01-31 to 2026-08-17

92 Observed properties (data types) available - with data from 1965-11-08 to 2018-06-10

30 Sampling activities

2 data types available - with data from 1955-12-22 to 2025-02-04

3 data types available - data from 1957-07-01 to 2026-08-21

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	11463200	n/a
Location name	BIG SULPHUR C NR CLOVERDALE CA	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	38.825975705663566	n/a
Decimal longitude (WGS84)	-122.99690771999688	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	Sonoma County	097
Country	United States of America	n/a
Altitude of gage/land surface	302.75 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	Russian	18010110
Drainage basin		n/a
Date of first construction		n/a
Drainage area	85.5 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