Borehole «Taglu */C4» (at site «Mackenzie Delta», Canada) inactive

Adjacent CALM site C4

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

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

Year or 12 month interval for mean reported above

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

ELEVATION (above sea level , m)  2 meters

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    70km

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 [x] No[ ]

6hrs air logger, annual snow pack, occasional density