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Available data

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Continuous data

4 data types available - data from 2022-09-29 to 2026-08-03

Daily data

2 data types available - data from 1993-03-11 to 2026-08-01

Field measurements

2 data types available - data from 1992-05-18 to 2026-07-28

Discrete sample data

134 Observed properties (data types) available - with data from 1987-01-19 to 2025-07-05

58 Sampling activities

Statistical tables for select daily data types

2 data types available - data from 1993-03-11 to 2026-08-01

Important information about this monitoring location

The elevation of this station has been determined to be 740.34 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988 add 740.34 feet to gage height values.

Location details and information

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Operated in cooperation with:

City of Austin

USGS - Cooperative Matching Funds

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	08158922	n/a
Location name	Williamson Ck at Brush Cntry Blvd, Oak Hill, TX	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	30.226321527050615	n/a
Decimal longitude (WGS84)	-97.8414187690208	n/a
Latitude-longitude method	Interpolated from map	M
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
District	Texas	48
State	Texas	48
County	Travis County	453
Country	United States of America	n/a
Altitude of gage/land surface	740.34 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.18 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Austin-Travis Lakes	12090205
Drainage basin		n/a
Date of first construction		n/a
Drainage area	6.79 square miles	n/a
Contributing drainage area	6.79 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 Williamson Ck at Brush Cntry Blvd, Oak Hill, TX - USGS-08158922