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
\n\n\n\nDepth of zero annual amplitude (or depth of measurement reported above) (m) 15m
\n\n\n\nYear or 12 month interval for mean reported above 1999-2000
\n\n\n\nRange (if applicable) of mean annual ground temperature over observation period (°C) -6.3 to -5.4
\n\n\n\nNAME 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
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OTHER COMMENTS: (use additional space)
\n\n\n\nAdjacent active layer monitoring site, Involuted Hill is a Sientific Reserve under Federal land use regulations
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AIR TEMPERATURE AND SNOW COVER THICKNESS/DENSITY MEASUREMENTS AT THE BOREHOLE SITE (indicate frequency of observations):
\n\n\n\nAir temperature: Yes [x] No [ ] daily Snow thickness: Yes[x] No[ ] annual? Density: Yes [ ] No[x]
\n\n\n\n6hrs air logging annual snow
\n\n","site_id":21,"site_name":"Mackenzie Delta","country_name":"Canada","active":false,"has_data":false,"date_start":null,"date_end":null,"datasets_count":0,"timezone":"-09:00","created":"2024-08-21T12:14:26.356456","modified":"2026-05-15T11:44:16.151795","accessibility":{"type":"Helicopter or snowmobile. Winter road","distance_from_road":16000.0},"disturbance":{"disturbance":{"type":"Edge of steep slope","distance":10.0},"disturbance_other":{"type":null,"distance":null}},"location":{"elevation":31.0,"latitude":69.474088,"longitude":-132.631954},"contacts":[{"orcid":null,"first_name":"Mark","last_name":"Nixon","role":"","position":"","address":{"address":"601 Booth St.,","zip":"Ontario, K1A 0E8","city":"Ottawa","country":"Canada","phone":"(613) 992-2469","url":"","email":"mnixon@gsc.nrcan.gc.ca"}},{"orcid":null,"first_name":"Sharon","last_name":"Smith","role":"Investigator","position":"","address":{"address":"Geological Survey of Canada Natural Resources Canada, 601 Booth St.","zip":"K1A 0E8","city":"Ottawa","country":"Canada","phone":"+(1)-613 947-7066","url":"","email":"ssmith@nrcan.gc.ca"}},{"orcid":null,"first_name":"Margo","last_name":"Burgess","role":"","position":"","address":{"address":" Geological Survey of Canada, 601 Booth St.","zip":"K1A 0E8","city":"Ottawa","country":"Canada","phone":"","url":"","email":"mburgess@nrcan.gc.ca"}}],"generic_citation":"Mark Nixon, Sharon Smith, Margo Burgess: Permafrost Temperature (PT) at \"Involuted Hill IH88-2\" (Canada). Code: IH88-2, GTN-P PID: pt/101.","citations":[],"related_publications":[{"id":674,"reference":"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.\r\n","created":"2024-09-09T11:14:54.407943","modified":"2025-06-26T11:57:36.184173"},{"id":676,"reference":"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.\r\n","created":"2024-09-09T11:14:54.407943","modified":"2025-06-26T11:57:36.184173"},{"id":677,"reference":"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.\r\n","created":"2024-09-09T11:14:54.407943","modified":"2025-06-26T11:57:36.184173"}],"pictures":[],"environmental_setting":{"slope":2.0,"aspect":270.0,"vegetation_type":"Shrub Tundra","vegetation":"Shrub Tundra","hydrology":null,"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","description":null,"prior_records":"../10/1988. continuing up to three times per year. Some logger records up to year long, 6 to 12 hour period."},"permafrost_setting":{"permafrost_thickness":null,"permafrost_zone":"Continuous","zero_annual_amplitude":null},"gtnp_code":"CA 02","additional_code":"IH88-2","drilling":{"drilling_method":"Coring Auger","date_drilled":"1988-01-01T00:00:00","depth":35.0,"drilling_angle":90.0,"diameter":null,"deepest_sensor":29.0},"datasets":[]}