Available data

Select data types to graph from categories based on the way the data were collected.

9 data types available - data from 1986-10-14 to 2026-08-21

7 data types available - data from 1962-10-01 to 2026-08-20

2 data types available - data from 1962-05-16 to 2026-07-30

1019 Observed properties (data types) available - with data from 1964-11-04 to 2026-05-01

662 Sampling activities

2 data types available - with data from 1963-02-18 to 2025-06-13

6 data types available - data from 1962-10-01 to 2026-08-19

Zoom out to see link to My Favorites

Operated in cooperation with:

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Location identification number	08181800	n/a
Location name	San Antonio Rv nr Elmendorf, TX	n/a
Site type	Stream	ST
Decimal latitude (WGS84)	29.2221853086533	n/a
Decimal longitude (WGS84)	-98.355846269898	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	380 feet	n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	0.1 feet	n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Upper San Antonio	12100301
Drainage basin		n/a
Date of first construction		n/a
Drainage area	1743 square miles	n/a
Contributing drainage area	1743 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