Available data

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4 data types available - data from 1988-10-01 to 2026-08-16

4 data types available - data from 1911-10-01 to 2026-08-16

2 data types available - data from 1948-01-06 to 2026-08-10

126 Observed properties (data types) available - with data from 1956-10-04 to 2006-07-24

363 Sampling activities

2 data types available - with data from 1860-12-01 to 2025-04-16

4 data types available - data from 1911-10-01 to 2026-08-14

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	11525500	n/a
Location name	TRINITY R A LEWISTON CA	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	40.724722222222226	n/a
Decimal longitude (WGS84)	-122.80111111111111	n/a
Latitude-longitude method	Global positioning system (GPS), Standard Positioning Service (SPS) or Precise Positioning Service (PPS)	G
Latitude-longitude accuracy	Accurate to + or - 5 sec.	F
District	California	06
State	California	06
County	Trinity County	105
Country	United States of America	n/a
Altitude of gage/land surface	1821.45 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	Trinity	18010211
Drainage basin		n/a
Date of first construction		n/a
Drainage area	719 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