Helotes Ck at Helotes, TX

Important information about this monitoring location

The elevation of this station has been determined to be 1015.23 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988 add 1015.23 feet to gage height values

Location details and information

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	08181400	_n/a
Site name	Helotes Ck at Helotes, TX	_n/a
Site type	Stream	ST
DMS latitude	293442	_n/a
DMS longitude	0984129	_n/a
Decimal latitude	29.57856108	_n/a
Decimal longitude	-98.6916896	_n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Accurate to + or - 5 sec.	F
Latitude-longitude datum	North American Datum of 1927	NAD27
Decimal Latitude-longitude datum	North American Datum of 1983	NAD83
District	Texas	48
State	Texas	48
County	Bexar County	029
Country	US	_n/a
Land net location description		_n/a
Name of location map	Helotes, TX	_n/a
Scale of location map	24000	_n/a
Altitude of Gage/land surface	1014.82 feet	_n/a
Method altitude determined	Level or other surveyed method.	L
Altitude accuracy	.1 feet	_n/a
Altitude datum	National Geodetic Vertical Datum of 1929	NGVD29
Subbasin hydrologic unit	Medina	12100302
Drainage basin		_n/a
Topographic setting		_n/a
Flags for instruments at site	NNNNYNNNNNNNNNNNYNNNNNNNNNNNNN	_n/a
Date of first construction		_n/a
Date site established or inventoried	19680531	_n/a
Drainage area	15.0 square miles	_n/a
Contributing drainage area	15.0 square miles	_n/a
Time Zone abbreviation	CST	_n/a
Site honors Daylight Saving Time	Y	_n/a
Data reliability		_n/a
Data-other GW files	NYNNNNNN	_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
Project number	8653-00170	_n/a

Operated in cooperation with:

Edwards Aquifer Authority

San Antonio Water System