Barrow 2 (N Meadow Lake 2 NM2)

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General Information

Created: 2013-09-20 13:20:34
Modified: 2015-10-06 09:38:04

Active: Yes
Country:United States
Site:Barrow
GTN-P:US 49
TC-Code:BR2
Responsible Countries: United States,
Timezone:UTC/GMT -09:00 hours
Vegetation Type:Tundra
Responsible Person:Vladimir E. Romanovsky

Mean annual air temp. -9.04ºC (2001)
Snow depth 28.7 cm (April 2002).

MAGT (C) -8,5
MAGT_DEPTH (m) 20,0
MAGT_DATE 2009

MEAN ANNUAL GROUND TEMPERATURE AT OR NEAR DEPTH OF ZERO ANNUAL AMPLITUDE (°C) – report  value for most recent year or 12 month interval -8.5 ºC (May 3, 2002 10m depth ground temp.)

 

Depth of zero annual amplitude (or depth of measurement reported above)  (m) Around 10m

 

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]  We will plan to install air temp. summer of 2002.

 

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

Climate Monitoring & Diagnostics Laboratory (CMDL) (NOAA) 71.323 ºN, 156.609ºW  2.4km from borehole

Mean annual air temp. -9.04ºC (2001)

Snow depth 28.7 cm (April 2002)

Depth:48 m
Drilling Angle:90 °
Deepest Sensor:1.8 m
Drilling Method:Air Rotary
Date Drilled:26. Apr 2002
Type:Walk
Distance From Road:2000 m
Type:Lake
Distance From Heat:100 m
Aspect:0 °
Permafrost Zone:Continuous
Vegetation:Tundra
Landform:Ice wedge polygons are located surround this area incl. beach ridge.
Lithology:The Gubik formation (Barrow, and Skull Cliff units) is recognized. Upper 10-15m (Barrow unit) is mainly sand (below beach gravel 5-6m thick) and Skull Cliff unit contain silt-sand-clay with brine. Upper layer contain ice wedge ice (high ice content).
Morphology:Old beach ridge
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Bibliographic References

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Gallery
Barrow-2aBarrow-2bBarrow-2cBarrow-1
Map

Longitude:-156.661517 °
Latitude:71.309033 °
Elevation:6.40087795 m
EPSG:4326
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