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Available data

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Continuous data

3 data types available - data from 1991-11-30 to 2026-08-06

Daily data

4 data types available - data from 1915-11-01 to 2026-08-05

Field measurements

2 data types available - data from 1952-09-11 to 2026-06-29

Discrete sample data

279 Observed properties (data types) available - with data from 1959-10-01 to 2000-11-07

662 Sampling activities

Peak measurements

2 data types available - with data from 1900-09-25 to 2025-07-05

Statistical tables for select daily data types

3 data types available - data from 1915-11-01 to 2026-08-04

Important information about this monitoring location

Datum of gage has been determined to be 1096.29 feet above NAVD 1988. To obtain water-surface elevations in NAVD 1988 add 1096.29 feet to gage height values

Location details and information

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Operated in cooperation with:

Lower Colorado River Authority

USGS - Cooperative Matching Funds

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	08147000	n/a
Location name	Colorado Rv nr San Saba, TX	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	31.2179451518825	n/a
Decimal longitude (WGS84)	-98.5644840152904	n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Accurate to + or - 5 sec.	F
District	Texas	48
State	Texas	48
County	Lampasas County	281
Country	United States of America	n/a
Altitude of gage/land surface	1096.29 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.25 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Buchanan-Lyndon B. Johnson Lakes	12090201
Drainage basin		n/a
Date of first construction		n/a
Drainage area	31217 square miles	n/a
Contributing drainage area	19819 square miles	n/a
Time zone abbreviation	CST	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

Monitoring location Colorado Rv nr San Saba, TX - USGS-08147000