450
400
140
350
120
300
100
250
80
200
γ (h)
γ (h)
60
150
Happy Valley
40
Betty Pingo
100
7/26
8/23
7/08
7/30
20
8/19
50
7/13
0
0
0
200
400
600
800
1000
0
200
400
600
800
1000
h
h
c. Betty Pingo.
d. Happy Valley.
270
120
240
100
210
80
180
150
γ (h)
60
120
γ (h)
Imanaviat Creek
Imnaviat Creek
40
90
7/25
Toolik Lake
60
8/13
8/20
20
7/22
7/05
30
7/07
0
0
0
200
400
600
800
1000
0
200
400
600
800
1000
h
h
f. Toolik Lake.
e. Imnaviat Creek.
210
180
150
120
γ (h)
90
West Dock
60
8/24
7/29
30
7/14
0
200
400
600
800
0
1000
h
g. West Dock.
Figures 16 (cont'd). Variogram plots for Alaska North Slope.
14
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