Gibson Lake GL-01

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General Information

Created: 2014-01-08 14:10:53
Modified: 2014-02-12 11:48:23

Active: No
Country:Canada
Site:Mackenzie River
GTN-P:CA 97
TC-Code:GL-01
Responsible Countries: Canada,
Timezone:UTC/GMT -05:00 hours
Vegetation Type:Other
Responsible Person:Sharon Smith
MAGT  (C) : -0.6
MAGT Depth (m) : 20.0
MAGT Date/ Period : 2008-09

MEAN ANNUAL GROUND TEMPERATURE AT OR NEAR DEPTH OF ZERO ANNUAL AMPLITUDE (°C) -0.5°C

Depth of zero annual amplitude (or depth of measurement reported above) 7.0 m

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

 

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

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

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

Depth:21.3 m
Drilling Angle:90 °
Deepest Sensor:20 m
Drilling Method:Rubber track-mounted M5T drill rig
Date Drilled:12. Mar 2007
Type:Winter: road, summer: helicopter
Distance From Road:20 m
Type:Natural: Recovering burnt area
Slope:3 °
Aspect:168 °
Permafrost Thickness:>20 m
Permafrost Zone:Discontinuous
Vegetation:Recovering burnt area with peat & shrubs
Landform:Hummocky moraine plain
Lithology:Upper 0.7 m – topsoil: roots, tootlets, twigs, black Below 0.7 m – Clay and silty clay, with trace gravel and sand, dark grey Low ice content
Morphology:Plain
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Longitude:-127.888145 °
Latitude:65.747303 °
Elevation:213.711945 m
EPSG:4326
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