Hetch Hetchy Res a Hetch Hetchy CA - 11275500

Datum of gage (Displaying as NGVD29, also known as Hetch Hetchy Datum) is approximately 1.83 ft below NGVD of 1929 and 1.70 ft above NAVD of 1988.

Important Legacy real-time page

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	11275500	_n/a
Site name	HETCH HETCHY RES A HETCH HETCHY CA	_n/a
Site type	Lake, Reservoir, Impoundment	LK
DMS latitude	375652	_n/a
DMS longitude	1194713	_n/a
Decimal latitude	37.94768644	_n/a
Decimal longitude	-119.787922	_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	California	06
State	California	06
County	Tuolumne County	109
Country	US	_n/a
Land net location description	NWNWS16 T01N R20E	_n/a
Name of location map		_n/a
Scale of location map		_n/a
Altitude of Gage/land surface	1.70 feet	_n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	.16 feet	_n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Upper Tuolumne	18040009
Drainage basin		_n/a
Topographic setting		_n/a
Flags for instruments at site	NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN	_n/a
Date of first construction		_n/a
Date site established or inventoried		_n/a
Drainage area	455 square miles	_n/a
Contributing drainage area		_n/a
Time Zone abbreviation	PST	_n/a
Site honors Daylight Saving Time	Y	_n/a
Data reliability		_n/a
Data-other GW files	NNNNNNNN	_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		_n/a

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