LOCATION.-- Lat 41°24'22", long 88°10'04" (NAD of 1983), in NW1/4NE1/4NW1/4 sec. 26, T.34N., R.9E, Hydrologic Unit 07120004, Piezometer PZ4, about 3 miles southeast of Channahon. Owner: U.S. Forest Service, Midewin National Tallgrass Prairie. |
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AQUIFER.-- Glacial drift of Quaternary age. |
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WELL CHARACTERISTICS.-- diameter 1.0 inch, depth 4.5 feet, cased to 2.0 feet, slotted screen, observation. |
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PERIOD OF RECORD.-- |
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GROUND-WATER LEVELS: October 2003 through September 2004. |
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INSTRUMENTATION.-- Electronic data logger--60-minute recording. |
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DATUM.-- Land-surface datum is 535.85 ft above NAVD of 1988. Measuring point: Top of PVC casing, 3.0 ft above land-surface datum. |
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REMARKS.-- Piezometer open to fine-grained deposits. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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GROUND-WATER LEVELS: Highest recorded water level, 0.67 ft above land surface datum, Nov. 18, 2003; lowest recorded, 2.78 ft below land surface datum, Aug. 3, 2004. |
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REMARKS FOR CURRENT YEAR.-- Measured water levels during the approximate period of December through late February are considered estimated levels. During much of this period, the ground-water surface within the piezometer was frozen. |
DEPTH TO WATER LEVEL, FEET BELOW LAND SURFACE, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAILY MAXIMUM VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | --- | 0.49 | 0.23 | 0.23 | 1.23 | 0.14 | 0.09 | 0.02 | 0.17 | 1.53 | 2.65 | 0.40 |
2 | --- | 0.49 | 0.27 | 0.20 | 1.16 | 0.15 | 0.17 | 0.17 | 0.20 | 1.60 | 2.73 | 0.61 |
3 | --- | -0.22 | 0.26 | 0.22 | 1.06 | 0.17 | 0.22 | 0.24 | 0.29 | 1.54 | 2.78 | 0.78 |
4 | --- | -0.07 | 0.26 | 0.24 | 1.00 | 0.17 | 0.25 | 0.30 | 0.47 | 0.36 | 2.21 | 0.91 |
5 | --- | -0.28 | 0.18 | 0.22 | 0.94 | -0.20 | 0.28 | 0.41 | 0.71 | 0.24 | 0.29 | 1.01 |
6 | --- | -0.18 | 0.00 | 0.32 | 0.85 | -0.10 | 0.37 | 0.60 | 0.88 | 0.38 | 0.66 | 1.04 |
7 | --- | 0.03 | 0.07 | 0.36 | 0.72 | 0.06 | 0.43 | 0.63 | 1.00 | 0.63 | 0.90 | 1.15 |
8 | --- | 0.12 | 0.13 | 0.27 | 0.60 | 0.11 | 0.52 | 0.43 | 1.16 | 0.92 | 1.07 | 1.20 |
9 | --- | 0.16 | 0.15 | 0.16 | 0.69 | 0.13 | 0.57 | 0.60 | 1.20 | 1.00 | 1.18 | 1.24 |
10 | --- | 0.18 | -0.05 | 0.23 | 0.75 | 0.15 | 0.62 | 0.09 | 1.06 | 0.09 | 1.17 | 1.29 |
11 | --- | 0.20 | -0.11 | 0.26 | 0.81 | 0.19 | 0.66 | 0.22 | 0.35 | 0.28 | 1.22 | 1.31 |
12 | --- | 0.26 | 0.00 | 0.19 | 0.86 | 0.19 | 0.70 | 0.28 | -0.02 | 0.51 | 1.18 | 1.36 |
13 | --- | 0.39 | 0.09 | 0.16 | 0.87 | 0.22 | 0.75 | 0.12 | 0.02 | 0.79 | 1.28 | 1.40 |
14 | --- | 0.47 | 0.14 | 0.20 | 0.91 | 0.22 | 0.79 | -0.30 | 0.14 | 1.06 | 1.35 | 1.44 |
15 | --- | 0.48 | 0.15 | 0.27 | 0.93 | 0.24 | 0.86 | 0.02 | 0.22 | 1.19 | 1.43 | 1.57 |
16 | --- | 0.45 | 0.15 | 0.34 | 1.01 | 0.24 | 0.92 | 0.19 | 0.25 | 1.21 | 1.54 | 0.61 |
17 | --- | 0.34 | 0.19 | 0.34 | 1.06 | 0.24 | 0.96 | 0.24 | 0.36 | 1.27 | 1.85 | 0.77 |
18 | --- | 0.22 | 0.22 | 0.43 | 1.02 | 0.24 | 1.03 | 0.24 | 0.54 | 1.40 | 1.91 | 0.94 |
19 | --- | -0.37 | 0.26 | 0.63 | 0.81 | 0.24 | 1.11 | 0.21 | 0.77 | 1.46 | 1.06 | 1.10 |
20 | --- | -0.10 | 0.38 | 0.68 | 0.02 | 0.32 | 1.04 | 0.24 | 0.97 | 1.54 | 1.04 | 1.21 |
21 | --- | 0.02 | 0.42 | 0.72 | -0.04 | 0.38 | 0.29 | 0.30 | 0.90 | 1.53 | 0.76 | 1.28 |
22 | 0.43 | 0.09 | 0.29 | 0.91 | 0.11 | 0.42 | 0.29 | 0.36 | 0.70 | 1.60 | 0.96 | 1.32 |
23 | 0.52 | 0.11 | 0.20 | 0.99 | 0.16 | 0.46 | 0.40 | 0.04 | 0.90 | 1.70 | 1.10 | --- |
24 | 0.57 | -0.35 | 0.26 | 0.79 | 0.20 | 0.46 | 0.48 | 0.20 | 1.00 | 1.94 | 1.08 | --- |
25 | 0.54 | -0.10 | 0.37 | 0.99 | 0.21 | 0.21 | 0.20 | 0.20 | 1.12 | 2.20 | -0.20 | --- |
26 | 0.10 | 0.00 | 0.46 | 0.99 | 0.22 | 0.19 | 0.21 | 0.20 | 1.27 | 2.33 | -0.20 | --- |
27 | 0.15 | 0.08 | 0.40 | 0.90 | 0.23 | 0.19 | 0.27 | 0.25 | 1.31 | 2.45 | -0.20 | --- |
28 | 0.18 | 0.14 | 0.29 | 0.88 | 0.22 | 0.21 | 0.42 | 0.39 | 1.22 | 2.55 | -0.21 | --- |
29 | 0.23 | 0.17 | 0.17 | 0.99 | 0.19 | -0.04 | 0.60 | 0.54 | 1.41 | 2.63 | -0.12 | --- |
30 | 0.31 | 0.19 | 0.19 | 1.12 | --- | 0.06 | 0.41 | 0.55 | 1.45 | 2.63 | 0.19 | --- |
31 | 0.41 | --- | 0.22 | 1.24 | --- | -0.03 | --- | -0.25 | --- | 2.48 | 0.26 | --- |
MEAN | --- | 0.11 | 0.20 | 0.53 | 0.65 | 0.18 | 0.53 | 0.25 | 0.73 | 1.39 | 1.06 | --- |
MAX | --- | 0.49 | 0.46 | 1.24 | 1.23 | 0.46 | 1.11 | 0.63 | 1.45 | 2.63 | 2.78 | --- |
MIN | --- | -0.37 | -0.11 | 0.16 | -0.04 | -0.20 | 0.09 | -0.30 | -0.02 | 0.09 | -0.21 | --- |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |