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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Physical Daily Values, Unit Values 1974-10-01 2024-11-19
n/a USGS Annual Water Data Reports Site 2006-01-01 2022-01-01
Water Data for the Nation inventory

Monitoring location 12193000 is associated with a Lake, Reservoir, Impoundment in Skagit County, Washington. Current conditions of Lake or reservoir water surface elevation above NAVD 1988 are available. Water data back to 1974 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
12193000 n/a
Site name
LAKE SHANNON AT CONCRETE, WA n/a
Site type
Lake, Reservoir, Impoundment
LK
DMS latitude 483253 n/a
DMS longitude 1214422 n/a
Decimal latitude 48.5478928 n/a
Decimal longitude -121.7406956 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 SWS02 T35N R08E W n/a
Name of location map n/a
Scale of location map n/a
Altitude of Gage/land surface n/a
Method altitude determined n/a
Altitude accuracy n/a
Altitude datum
n/a
Subbasin hydrologic unit
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
297 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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