Willow Lake River WLR-01

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General Information

Created: 2014-01-08 13:42:32
Modified: 2014-02-12 10:31:26

Active: No
Country:Canada
Site:Mackenzie River
GTN-P:CA 91
TC-Code:WLR-01
Responsible Countries: Canada,
Timezone:UTC/GMT -05:00 hours
Vegetation Type:Coniferous Forest
Responsible Person:Sharon Smith
MAGT  (C) : -0.5
MAGT Depth (m) : 3.4
MAGT Date/ Period : Sept 08-Aug 09

 

MEAN ANNUAL GROUND TEMPERATURE AT OR NEAR DEPTH OF ZERO ANNUAL AMPLITUDE (°C) – report value for most recent year or 12 month interval -0.5°C

Depth of zero annual amplitude (or depth of measurement reported above) 3.4 m

Year or 12 month interval for mean reported above September 2008-09

 

AIR TEMPERATURE AND SNOW COVER THICKNESS/DENSITY MEASUREMENTS AT THE BOREHOLE SITE (indicate frequency of observations):

Air temperature: Yes [ ] No [X]    Snow thickness: Yes [ ] No[X]   Density: Yes [ ] No[X]

 

NAME AND LOCATION OF CLOSEST CLIMATE STATION (latitude, longitude, and distance from borehole, km) – provide (if available) mean monthly air temperature and snow depth of reporting interval for mean annual ground temperature

Fort Simpson (61°45.6’N and 121°14.4’W) is closes to this site, but data is incomplete so Norman Wells values are shown instead.

Norman Wells: 65°16.8’N, 126°48’W

Monthly average air temperatures and snow depths for Jan - Dec 2009

Month             Temp (°C)      Total Snow (cm)

Jan                  -28.7                21.2

Feb                  -23.5                15.8

Mar                 -23.3                12.6

Apr                  -4.3                  10.6

May                 5.7                   6.8

Jun                  14.1                 T

Jul                   16.3                 T

Aug                 14.2                 0

Sept                8.2                   5.0

Oct                  -3.0                  22.4

Nov                 -17.9                13.2

Dec                 -20.7                36.0

MAAT             -5.2

Depth:3.7 m
Drilling Angle:90 °
Deepest Sensor:3.4 m
Drilling Method:Rubber track-mounted M5T drill rig
Date Drilled:01. Mar 2007
Type:Helicopter in summer, winter road
Distance From Road:20 m
Slope:2 °
Aspect:324.8 °
Permafrost Thickness:>3.4 m
Permafrost Zone:Discontinuous
Vegetation:Open mixed forest
Landform:Alluvial fan
Lithology:Top 20 cm – Organics 0.2 to 2.5 m – Clay: silty, low to medium plastic, brown. Sand, then gravel down to 3.7 m
Access Timeseries
Bibliographic References
Smith, S.L., Ye, S. and Ednie, M., 2007. Enhancement of permafrost monitoring network and collection of baseline environmental data between Fort Good Hope and Norman Wells, Northwest Territories; Geological Survey of Canada, Current Research 2007-B7, 10 p. http://geopub.nrcan.gc.ca/moreinfo_e.php?id=224524

Smith, S.L., Nguyen, T.N., Riseborough, D.W., Ednie, M., Ye, S. and Chartrand, J., 2008. Preliminary ground-thermal data for permafrost monitoring sites established in 2007 between Fort Good Hope and Norman Wells, Northwest Territories, Geological Survey of Canada Current Research 2008-20, 9p. http://geopub.nrcan.gc.ca/moreinfo_e.php?id=226049

Smith, S.L., Chartrand, J., Nguyen, T.N., Riseborough, D.W., Ednie, M., and Ye, S., 2009. Geotechnical database and descriptions of permafrost monitoring sites established 2006-07 in the central and southern Mackenzie Corridor; Geological Survey of Canada, Open File 6041. http://geopub.nrcan.gc.ca/moreinfo_e.php?id=226435

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Gallery
Map

Longitude:-123.084362 °
Latitude:62.713377 °
Elevation:111.499214 m
EPSG:4326
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