Involuted Hill IH88-2

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General Information

Created: 2013-12-09 11:48:58
Modified: 2014-02-13 09:50:20

Active: No
Country:Canada
Site:Mackenzie Delta
GTN-P:CA 02
TC-Code:IH88-2
Responsible Countries: Canada,
Timezone:UTC/GMT -09:00 hours
Vegetation Type:Shrub Tundra
Responsible Person:Mark Nixon

MEAN ANNUAL GROUND TEMPERATURE AT OR NEAR DEPTH OF ZERO ANNUAL AMPLITUDE (°C) – report  value for most recent year or 12 month interval -5.4°C

Depth of zero annual amplitude (or depth of measurement reported above)  (m) 15m

Year or 12 month interval for mean reported above 1999-2000

Range (if applicable) of mean annual ground temperature over observation period (°C) -6.3 to -5.4

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 Tuktoyaktuk, 69°26'N. 133° 2'W  16km

 

OTHER COMMENTS: (use additional space)

Adjacent active layer monitoring site, Involuted Hill is a Sientific Reserve under  Federal land use regulations

 

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

Air temperature: Yes [x] No [ ]  daily  Snow thickness: Yes[x] No[ ] annual?  Density: Yes [ ] No[x]

6hrs air logging annual snow

Depth:35 m
Drilling Angle:90 °
Deepest Sensor:29 m
Drilling Method:Coring Auger
Date Drilled:01. Jan 1988
Type:Helicopter or snowmobile. Winter road
Distance From Road:16000 m
Type:Edge of steep slope
Distance From Heat:10 m
Slope:2 °
Aspect:270 °
Permafrost Zone:Continuous
Vegetation:Shrub Tundra
Landform:Ice cored collapsing mesa, may be postglacial (10Ka) or much older (early Wisconsinan)
Lithology:5 m of till over 13 m massive ice, over icy sand
Morphology:Top of hill or ridge. Local relief: 25m
Access Timeseries
Bibliographic References
Foriero,A.; Ladanyi,B.; Dallimore,S.R.; Egginton,P.A.; and Nixon,F.M. 1998: Modelling of deep seated hill slope creep in permafrost; Canadian Geotechnical Journal, vol. 35, n. 4, p. 560-578.
Dallimore, S.R. Egginton, P.A., Nixon, F.M. , Ladanyi, B. and Foriero A. 1995: Creep deformation of massive ground ice, Tuktoyaktuk Coastlands, N.W.T.; in Proceedings of the 48th Canadian Geotechnical Conference, Vol. 2 , September 1995, Vancouver, B.C., Canada, pp. 1015-1022.
Dallimore, S.R., Nixon, F.M., Egginton, P.A. and Bisson, J.G. 1996: Deep-seated creep of massive ground ice, Tuktoyaktuk, NWT, Canada; Permafrost and Periglacial Processes, vol. 7. p. 337-347.

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Gallery
Map

Longitude:-132.631954 °
Latitude:69.474088 °
Elevation:31 m
EPSG:4326
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