Terkh M6a (valley bottom)

General Information

Created: 2014-02-13 13:38:32
Modified: 2014-02-14 16:03:12

Active: No
Responsible Countries: Mongolia,
Timezone:UTC/GMT +08:00 hours
Vegetation Type:Grassland
Responsible Person:Natsagdorj Sharkhuu

First borehole drilled in 1969, new borehole drilled in same place in June 2002.

MEAN ANNUAL GROUND TEMPERATURE AT OR NEAR DEPTH OF ZERO ANNUAL AMPLITUDE (°C) – report  value for most recent year or 12 month interval –1,9°C in 1969 and –1,48°C in 2002 at a depth of 10 m and –2,04°C in –1,55°C in 2002 at a depth of 15m.

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. Tariat climate station is located about 50 km East from the borehole.

Depth:15 m
Drilling Angle:90 °
Deepest Sensor:15 m
Drilling Method:By dry drilling to a depth of 90 m for several days in 1969 and to a depth of 15 m for 8 hours in June 2002
Date Drilled:01. Jun 2002
Type:road (220 km from Tsetserleg, NW)
Permafrost Thickness:105 m
Permafrost Zone:Continuous
Vegetation:Grassland with steppe herds
Lithology:0-45 m alluvial gravelly sand, 45-90 m interlayering lacustrine clay and fine sand
Morphology:In flood plain bottom of wide valley
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Bibliographic References

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Longitude:99.37833333 °
Latitude:48.08194444 °
Elevation:2074.91064453 m
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