CALM SITE U25

TUNALIK

Site code

U25

Site name

Tunalik

CAPS I Metadata form

CAPS II Metadata form

GGD313U_25

Site Photograph

Responsible for data submission

Gary Clow

Email Address

clow@usgs.gov

Institution/Organization

U.S. Geological Survey

Location description

Arctic Alaska

Location Lat.

70 deg. 12 min. N

Location Lon.

161 deg. 05 min. W

Elevation avg. (m)

26

Name code

[30]

Methods Grid

Methods Other

T/B556

Years of record (a)

5

Min Thaw (cm)(b)

41

Max Thaw (cm)(b)

48

Thawing Degree Days*

950

Landscape Description

Inner coastal plain

Vegetation /Classification

Moist Ðmeadow, tussock-tundra complex

Soils (or Material)

(Silty sand)

soil temp. measurements (year started)

1998

soil moisture measurements (year started)

start 2003

general description of soil moisture (dry, moist, wet, saturated)

soil texture: if non organic describe texture, if organic indicate thicknesss of organic layer (cm)

 

 

The active layer thickness is inferred from temperature measurements obtained from 30m borehole and are presented in summary table. For site details see the GTNP_Alayer.pdf