Martinez Ck nr Saint Hedwig, TX

Important information about this monitoring location

The elevation of this station has been determined to be 500.11 feet above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988, add 500.11 feet to gage height values.

Location details and information

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	08185100	_n/a
Site name	Martinez Ck nr Saint Hedwig, TX	_n/a
Site type	Stream	ST
DMS latitude	292638	_n/a
DMS longitude	0981008	_n/a
Decimal latitude	29.44388889	_n/a
Decimal longitude	-98.1688889	_n/a
Latitude-longitude method	Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)	G
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
Latitude-longitude datum	North American Datum of 1983	NAD83
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	Saint Hedwig, TX	_n/a
Scale of location map	24000	_n/a
Altitude of Gage/land surface	500.11 feet	_n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	.04 feet	_n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Cibolo	12100304
Drainage basin		_n/a
Topographic setting	Stream channel	C
Flags for instruments at site	NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN	_n/a
Date of first construction		_n/a
Date site established or inventoried	20051104	_n/a
Drainage area	81.1 square miles	_n/a
Contributing drainage area	81.1 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		_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-CA601	_n/a

Operated in cooperation with:

San Antonio River Authority

USGS - Cooperative Matching Funds