Available data

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2 data types available - data from 1987-10-01 to 2026-08-02

3 data types available - data from 1928-10-01 to 2026-07-31

2 data types available - data from 1928-10-12 to 2026-07-20

4 Observed properties (data types) available - with data from 1964-10-12 to 1964-12-23

2 Sampling activities

2 data types available - data from 1928-10-01 to 2026-07-31

Datum of gage is NAVD of 1988.

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Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	12027500	n/a
Location name	CHEHALIS RIVER NEAR GRAND MOUND, WA	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	46.7759343327172	n/a
Decimal longitude (WGS84)	-123.03569193842	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District	Washington	53
State	Washington	53
County	Thurston County	067
Country	United States of America	n/a
Altitude of gage/land surface	0	n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	5 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Upper Chehalis	17100103
Drainage basin		n/a
Date of first construction		n/a
Drainage area	895 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