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LOCATION.-- Lat 41°21'31", long 88°03'26" (NAD of 1983), in SE1/4SE1/4NE1/4 sec. 10, T.33N., R.10E, Hydrologic Unit 07120001, Piezometer PZ6, about 5.5 miles northeast of Wilmington. 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 11.8 feet, cased to 6.8 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 632.13 ft above NAVD of 1988. Measuring point: Top of PVC casing, 3.2 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, 1.05 ft below land surface datum, June 12, 2004; lowest recorded, 3.81 ft below land surface datum, Aug. 17, 2004. |
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| 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 | --- | 3.31 | 2.29 | 2.35 | --- | 2.08 | 1.54 | 1.98 | 1.65 | 2.90 | 3.47 | 2.31 |
| 2 | --- | 3.24 | 2.32 | 2.31 | --- | 2.09 | 1.66 | 2.10 | 1.79 | 2.96 | 3.55 | 2.46 |
| 3 | --- | 3.01 | 2.34 | 2.37 | --- | 2.10 | 1.82 | 2.11 | 1.92 | 2.92 | 3.59 | 2.58 |
| 4 | --- | 2.98 | 2.32 | 2.34 | --- | 2.08 | 1.85 | 2.16 | 1.97 | 2.56 | 3.25 | 2.66 |
| 5 | --- | 2.67 | 2.24 | 2.34 | --- | 1.47 | 1.87 | 2.22 | 1.99 | 2.64 | 3.24 | 2.71 |
| 6 | --- | 2.51 | 2.01 | 2.37 | --- | 1.51 | 1.89 | 2.31 | 2.06 | 2.72 | 3.30 | 2.78 |
| 7 | --- | 2.63 | 2.07 | 2.35 | --- | 1.68 | 1.92 | 2.35 | 2.13 | 2.70 | 3.40 | 2.86 |
| 8 | --- | 2.68 | 2.13 | 2.32 | --- | 1.73 | 2.05 | 2.25 | 2.25 | 2.84 | 3.43 | 2.89 |
| 9 | --- | 2.70 | 2.15 | 2.38 | --- | 1.84 | 2.04 | 2.33 | 2.31 | 2.78 | 3.49 | 2.95 |
| 10 | --- | 2.67 | 1.85 | 2.40 | --- | 1.87 | 2.08 | 2.38 | 2.26 | 2.49 | 3.52 | 3.00 |
| 11 | --- | 2.68 | 1.77 | 2.34 | --- | 1.95 | 2.12 | 2.32 | 2.01 | 2.58 | 3.54 | 3.01 |
| 12 | --- | 2.79 | 1.93 | 2.37 | --- | 2.02 | 2.13 | 2.38 | 1.90 | 2.67 | 3.53 | 3.06 |
| 13 | --- | 2.82 | 1.98 | 2.37 | --- | 2.05 | 2.17 | 2.15 | 1.58 | 2.70 | 3.61 | 3.10 |
| 14 | --- | 2.77 | 2.06 | 2.40 | 2.75 | 1.94 | 2.20 | 1.60 | 1.68 | 2.83 | 3.68 | 3.11 |
| 15 | --- | 2.76 | 2.04 | 2.43 | 2.79 | 1.99 | 2.23 | 1.60 | 1.78 | 2.89 | 3.72 | 3.14 |
| 16 | --- | 2.73 | 1.98 | 2.42 | 2.81 | 1.98 | 2.31 | 1.81 | 1.92 | 2.89 | 3.76 | 3.00 |
| 17 | --- | 2.72 | 2.07 | 2.38 | 2.82 | 1.97 | 2.33 | 1.99 | 2.10 | 2.85 | 3.81 | 3.08 |
| 18 | --- | 2.60 | 2.18 | 2.46 | 2.80 | 1.99 | 2.37 | 1.98 | 2.21 | 2.93 | 3.76 | 3.10 |
| 19 | --- | 1.52 | 2.25 | 2.54 | 2.61 | 2.00 | 2.48 | 1.90 | 2.32 | 2.97 | 3.60 | 3.14 |
| 20 | --- | 1.70 | 2.31 | 2.58 | 2.25 | 2.07 | 2.45 | 2.02 | 2.38 | 3.02 | 3.58 | 3.19 |
| 21 | --- | 1.82 | 2.27 | 2.54 | 2.10 | 2.07 | 2.12 | 2.06 | 2.34 | 3.02 | 3.59 | 3.22 |
| 22 | 3.36 | 1.94 | 2.25 | 2.64 | 2.15 | 2.11 | 2.20 | 2.08 | 2.40 | 3.07 | 3.66 | 3.22 |
| 23 | 3.42 | 2.02 | 2.25 | 2.61 | 2.06 | 2.07 | 2.28 | 1.75 | 2.48 | 3.18 | 3.72 | 3.26 |
| 24 | 3.41 | 1.54 | 2.31 | 2.70 | 2.09 | 2.07 | 2.29 | 1.87 | 2.56 | 3.20 | 3.70 | --- |
| 25 | 3.40 | 1.71 | 2.38 | 2.62 | 2.15 | 1.97 | 2.12 | 1.86 | 2.60 | 3.29 | 3.65 | --- |
| 26 | 3.18 | 1.84 | 2.44 | 2.62 | 2.18 | 1.89 | 1.98 | 1.72 | 2.67 | 3.28 | 3.37 | --- |
| 27 | 3.16 | 1.97 | 2.37 | 2.67 | 2.23 | 1.79 | 2.07 | 1.89 | 2.72 | 3.36 | 2.99 | --- |
| 28 | 3.19 | 2.07 | 2.32 | --- | 2.25 | 1.83 | 2.17 | 2.00 | 2.70 | 3.45 | 2.91 | --- |
| 29 | 3.23 | 2.10 | 2.23 | --- | 2.20 | 1.45 | 2.23 | 2.05 | 2.78 | 3.46 | 1.58 | --- |
| 30 | 3.24 | 2.24 | 2.32 | --- | --- | 1.53 | 2.19 | 2.04 | 2.84 | 3.43 | 1.87 | --- |
| 31 | 3.31 | --- | 2.39 | --- | --- | 1.36 | --- | 1.34 | --- | 3.40 | 2.13 | --- |
| MEAN | --- | 2.42 | 2.19 | --- | --- | 1.89 | 2.11 | 2.02 | 2.21 | 2.97 | 3.35 | --- |
| MAX | --- | 3.31 | 2.44 | --- | --- | 2.11 | 2.48 | 2.38 | 2.84 | 3.46 | 3.81 | --- |
| MIN | --- | 1.52 | 1.77 | --- | --- | 1.36 | 1.54 | 1.34 | 1.58 | 2.49 | 1.58 | --- |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |