Groundwater and Piezometric Levels on Weeks Creek Landslide |
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UTM |
Lat/Long |
Elevation |
Location: |
10565379E |
37°21'11"N |
1040 ft |
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4134084N |
122°15'42"W |
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Depth to groundwater level or piezometric surface |
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Negative sign indicates water level above
ground surface |
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Piezometers |
Piezometers |
Inclinometer |
Date |
Piez 1 |
Piez 2 |
Piez 3 |
Piez 4 |
I1 |
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(ft) |
(ft) |
(ft) |
(ft) |
(ft) |
1981-1982 |
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9/17/81 |
11.25 |
11.08 |
15.79 |
dry |
28.75 |
10/31/81 |
12.79 |
12.67 |
14.00 |
dry |
29.54 |
11/19/81 |
11.92 |
11.92 |
13.08 |
dry |
18.33 |
11/30/81 |
5.67 |
5.42 |
12.08 |
dry |
27.00 |
12/4/81 |
7.04 |
6.75 |
11.08 |
dry |
29.42 |
12/11/81 |
7.46 |
7.17 |
10.58 |
dry |
29.08 |
12/17/81 |
7.21 |
6.83 |
10.21 |
dry |
29.29 |
12/21/81 |
1.50 |
1.00 |
10.29 |
2.83 |
25.25 |
12/24/81 |
2.00 |
1.50 |
9.75 |
2.46 |
21.89 |
12/30/81 |
0.96 |
0.58 |
8.71 |
0.21 |
11.38 |
1/6/82 |
1.13 |
0.58 |
9.04 |
0.13 |
8.83 |
1/8/82 |
1.21 |
0.58 |
9.29 |
0.17 |
9.50 |
1/13/82 |
1.17 |
0.67 |
9.04 |
0.42 |
10.42 |
2/3/82 |
1.58 |
1.50 |
9.63 |
n/a |
10.50 |
2/12/82 |
1.08 |
0.67 |
8.00 |
0.67 |
10.38 |
2/17/82 |
1.58 |
0.50 |
8.13 |
-0.83 |
6.99 |
2/24/82 |
0.75 |
0.50 |
9.42 |
0.13 |
8.96 |
3/5/82 |
0.75 |
0.50 |
9.67 |
0.50 |
9.46 |
3/16/82 |
0.75 |
0.33 |
9.92 |
0.50 |
9.49 |
3/18/82 |
0.58 |
0.17 |
10.25 |
0.00 |
8.69 |
3/22/82 |
0.63 |
0.29 |
n/a |
0.13 |
8.66 |
3/24/82 |
0.67 |
0.46 |
10.46 |
0.25 |
8.72 |
3/30/82 |
0.50 |
0.13 |
11.21 |
0.00 |
9.27 |
4/7/82 |
n/a |
0.13 |
12.38 |
0.00 |
7.65 |
4/16/82 |
0.83 |
0.33 |
12.92 |
0.50 |
7.91 |
4/21/82 |
n/a |
n/a |
n/a |
n/a |
8.70 |
5/3/82 |
n/a |
n/a |
n/a |
n/a |
11.00 |
5/14/82 |
2.29 |
2.00 |
14.50 |
1.83 |
12.13 |
5/18/82 |
2.58 |
2.21 |
14.50 |
2.21 |
12.42 |
6/4/82 |
3.58 |
3.83 |
14.50 |
3.33 |
13.00 |
6/14/82 |
4.00 |
3.58 |
14.92 |
3.75 |
15.42 |
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1982-1983 |
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7/8/82 |
6.17 |
9.29 |
14.67 |
5.50 |
17.12 |
11/5/82 |
12.17 |
12.15 |
14.50 |
8.67 |
24.75 |
11/19/82 |
10.87 |
9.83 |
14.67 |
8.08 |
10.46 |
11/26/82 |
n/a |
11.75 |
14.50 |
n/a |
20.42 |
12/3/82 |
3.46 |
2.63 |
14.88 |
6.42 |
11.08 |
12/23/82 |
0.50 |
1.17 |
n/a |
1.00 |
n/a |
1/19/83 |
0.92 |
0.58 |
14.04 |
n/a |
12.04 |
1/24/83 |
0.67 |
0.33 |
14.00 |
0.08 |
9.84 |
1/28/83 |
0.63 |
0.33 |
14.50 |
0.00 |
8.83 |
2/4/83 |
n/a |
n/a |
n/a |
n/a |
8.75 |
2/19/83 |
n/a |
n/a |
n/a |
n/a |
8.13 |
3/3/83 |
0.42 |
0.42 |
18.00 |
-0.08 |
6.27 |
3/14/83 |
0.75 |
0.92 |
dry |
0.42 |
10.58 |
3/21/83 |
0.83 |
1.17 |
n/a |
0.33 |
10.25 |
3/28/83 |
0.92 |
1.67 |
n/a |
0.67 |
9.33 |
4/5/83 |
n/a |
n/a |
n/a |
n/a |
9.08 |
4/7/83 |
2.75 |
2.71 |
n/a |
0.96 |
9.33 |
4/14/83 |
2.08 |
3.25 |
n/a |
1.25 |
10.25 |
4/19/83 |
2.21 |
3.25 |
n/a |
1.42 |
10.50 |
4/28/83 |
1.00 |
2.58 |
n/a |
0.17 |
9.67 |
5/13/83 |
1.50 |
3.17 |
n/a |
0.88 |
9.46 |
5/18/83 |
1.83 |
3.42 |
n/a |
1.17 |
9.88 |
6/2/83 |
3.04 |
4.33 |
n/a |
2.29 |
11.46 |
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1983-1984 |
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11/15/83 |
12.96 |
13.13 |
n/a |
dry |
23.33 |
11/18/83 |
12.13 |
12.79 |
n/a |
dry |
11.79 |
12/1/83 |
6.04 |
8.25 |
n/a |
4.29 |
12.00 |
12/8/83 |
1.42 |
n/a |
n/a |
1.42 |
11.00 |
12/15/83 |
2.00 |
n/a |
n/a |
1.29 |
9.17 |
12/29/83 |
1.50 |
n/a |
n/a |
1.25 |
n/a |
1/24/84 |
2.17 |
4.67 |
dry |
1.58 |
10.29 |
2/10/84 |
2.54 |
4.96 |
18.04 |
1.75 |
11.38 |
2/26/84 |
2.00 |
4.25 |
17.5 |
1.5 |
10.29 |
4/11/84 |
4.38 |
5.29 |
n/a |
2.92 |
12.25 |
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