Cascade River at Marblemount, WA - 12182500

Important information about this monitoring location

The datum of the gage has been determined to be 310.58 ft above NAVD 1988. To obtain stream water-surface elevation values in NAVD 1988, add 310.58 ft to gage height values.

Location details and information

Metadata Element	Location Metadata	Metadata Code
Agency	U.S. Geological Survey	USGS
Site identification number	12182500	_n/a
Site name	CASCADE RIVER AT MARBLEMOUNT, WA	_n/a
Site type	Stream	ST
DMS latitude	483135	_n/a
DMS longitude	1212451	_n/a
Decimal latitude	48.5262307	_n/a
Decimal longitude	-121.4154046	_n/a
Latitude-longitude method	Interpolated from MAP.	M
Latitude-longitude accuracy	Accurate to + or - 1 sec.	S
Latitude-longitude datum	North American Datum of 1927	NAD27
Decimal Latitude-longitude datum	North American Datum of 1983	NAD83
District	Washington	53
State	Washington	53
County	Skagit County	057
Country	US	_n/a
Land net location description	NWNWS17 T35N R11E W	_n/a
Name of location map		_n/a
Scale of location map		_n/a
Altitude of Gage/land surface	310.58 feet	_n/a
Method altitude determined	GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System	X
Altitude accuracy	.19 feet	_n/a
Altitude datum	North American Vertical Datum of 1988	NAVD88
Subbasin hydrologic unit	Upper Skagit	17110005
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	172 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

Operated in cooperation with:

Seattle City Light