Police Island PI-01

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General Information

Created: 2014-01-08 13:19:33
Modified: 2016-07-19 12:35:55

Active: Yes
Country:Canada
Site:Mackenzie River
GTN-P:CA 83
TC-Code:PI-01
Responsible Countries: Canada,
Timezone:UTC/GMT -05:00 hours
Vegetation Type:Coniferous Forest
Responsible Person:Sharon Smith
MAGT  (C) : -0.1
MAGT Depth (m) : 3.0
MAGT Date/ Period : Sept 2007 - Sept 2008

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

-0.1°C

Depth of zero annual amplitude (or depth of measurement reported above) 3.0 m

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

Range (if applicable) of mean annual ground temperature over observation period (°C)

 

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

Depth:12.9 m
Drilling Angle:90 °
Deepest Sensor:10 m
Drilling Method:Rubber track-mounted M5T drill rig
Date Drilled:01. Feb 2007
Type:Helicopter in summer, winter road
Distance From Road:20 m
Aspect:302.3 °
Permafrost Thickness:>10 m
Permafrost Zone:Discontinuous
Vegetation:Recovering burn (burnt black spruce forest)
Landform:Lacustrine plain
Lithology:Top 20 cm – Peat: fibrous 20 - 80 cm – Clay: silty, brown, sandy, low plastic, ice not visible, well bonded, no excess. Below 80 cm – Sand: silty, fine, saturated, brown, firm (unfrozen).
Morphology:Plain
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Map

Longitude:-125.014709 °
Latitude:64.834156 °
Elevation:145 m
EPSG:4326
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