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Available data

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Continuous data

3 data types available - data from 1991-10-01 to 2026-08-03

Daily data

2 data types available - data from 1946-04-01 to 2026-08-01

Field measurements

2 data types available - data from 1946-03-05 to 2026-07-16

Discrete sample data

25 Observed properties (data types) available - with data from 2012-09-17 to 2013-05-25

3 Sampling activities

Statistical tables for select daily data types

2 data types available - data from 1946-04-01 to 2026-08-01

Important information about this monitoring location

The elevation of this station has been determined to be 728.72 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988 add 728.72 feet to gage height values.

Location details and information

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Operated in cooperation with:

Edwards Aquifer Authority

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	08185000	n/a
Location name	Cibolo Ck at Selma, TX	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	29.594117299794473	n/a
Decimal longitude (WGS84)	-98.31115228123718	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	Bexar County	029
Country	United States of America	n/a
Altitude of gage/land surface	728.72 feet	n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	0.22 feet	n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Cibolo	12100304
Drainage basin		n/a
Date of first construction		n/a
Drainage area	274 square miles	n/a
Contributing drainage area	274 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 Cibolo Ck at Selma, TX - USGS-08185000