LOCATION.-- Lat 41°22'57", long 88°05'48" (NAD of 1983), in NE1/4SE1/4SE1/4 sec. 32, T.34N., R.10E, Hydrologic Unit 07120004, Piezometer PZ2, about 1.5 miles southeast of Elwood. Owner: U.S. Forest Service, Midewin National Tallgrass Prairie. | |
AQUIFER.-- Glacial drift of Quaternary age. | |
WELL CHARACTERISTICS.-- diameter 1.0 inch, depth 11.8 feet, cased to 6.8 feet, slotted screen, observation. | |
PERIOD OF RECORD.-- | |
GROUND-WATER LEVELS: October 2003 through September 2004. | |
INSTRUMENTATION.-- Electronic data logger--60-minute recording. | |
DATUM.-- Land-surface datum is 651.78 ft above NAVD of 1988. Measuring point: Top of PVC casing, 3.2 ft above land-surface datum. | |
REMARKS.-- Piezometer open to fine-grained deposits. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
GROUND-WATER LEVELS: Highest recorded water level, 0.53 ft below land surface datum, Aug. 28, 2004; lowest recorded, 6.10 ft below land surface datum, Oct. 25, 2003. | |
| DEPTH TO WATER LEVEL, FEET BELOW LAND SURFACE, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
DAILY MAXIMUM VALUES | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | --- | 6.01 | 4.01 | 4.14 | --- | 3.55 | 3.03 | 4.06 | 3.30 | 4.63 | 4.74 | 4.43 |
| 2 | --- | 5.94 | 4.03 | 4.12 | --- | 3.66 | 3.16 | 4.12 | 3.43 | 4.66 | 4.75 | 4.45 |
| 3 | --- | 4.85 | 4.01 | 4.20 | --- | 3.72 | 3.30 | 4.17 | 3.63 | 4.66 | 4.78 | 4.46 |
| 4 | --- | 4.83 | 4.01 | 4.20 | --- | 3.77 | 3.43 | 4.22 | 3.84 | 4.61 | 4.63 | 4.47 |
| 5 | --- | 4.62 | 3.97 | 4.28 | --- | 2.61 | 3.50 | 4.29 | 4.06 | 4.38 | 4.56 | 4.48 |
| 6 | --- | 4.50 | 3.55 | 4.29 | --- | 2.80 | 3.57 | 4.36 | 4.23 | 4.41 | 4.58 | 4.48 |
| 7 | --- | 4.54 | 3.60 | 4.29 | --- | 2.99 | 3.64 | 4.39 | 4.34 | 4.43 | 4.60 | 4.50 |
| 8 | --- | 4.57 | 3.71 | 4.30 | --- | 3.12 | 3.81 | 4.41 | 4.42 | 4.46 | 4.63 | 4.52 |
| 9 | --- | 4.57 | 3.78 | 4.35 | --- | 3.28 | 3.88 | 4.50 | 4.46 | 4.46 | 4.64 | 4.53 |
| 10 | --- | 4.58 | 3.43 | 4.35 | --- | 3.34 | 3.95 | 4.57 | 4.44 | 4.42 | 4.65 | 4.55 |
| 11 | --- | 4.58 | 3.11 | 4.32 | --- | 3.48 | 4.02 | 4.58 | 4.39 | 4.43 | 4.65 | 4.55 |
| 12 | --- | 4.61 | 3.34 | 4.36 | --- | 3.64 | 4.04 | 4.61 | 3.51 | 4.45 | 4.66 | 4.56 |
| 13 | --- | 4.63 | 3.42 | 4.35 | --- | 3.71 | 4.09 | 4.46 | 3.30 | 4.46 | 4.66 | 4.58 |
| 14 | --- | 4.62 | 3.56 | 4.35 | 4.70 | 3.64 | 4.12 | 3.29 | 3.38 | 4.50 | 4.69 | 4.59 |
| 15 | --- | 4.61 | 3.59 | 4.38 | 4.76 | 3.69 | 4.15 | 3.21 | 3.52 | 4.52 | 4.70 | 4.59 |
| 16 | --- | 4.62 | 3.71 | 4.38 | 4.78 | 3.70 | 4.19 | 3.44 | 3.70 | 4.53 | 4.71 | 4.58 |
| 17 | --- | 4.62 | 3.76 | 4.38 | 4.77 | 3.73 | 4.24 | 3.63 | 3.95 | 4.55 | 4.72 | 4.59 |
| 18 | --- | 4.59 | 3.87 | 4.42 | 4.78 | 3.76 | 4.23 | 3.64 | 4.13 | 4.56 | 4.70 | 4.61 |
| 19 | --- | 4.09 | 4.00 | 4.44 | 4.67 | 3.79 | 4.33 | 3.69 | 4.27 | 4.58 | 4.62 | 4.62 |
| 20 | --- | 4.13 | 4.03 | 4.45 | 4.48 | 3.87 | 4.33 | 3.86 | 4.34 | 4.58 | 4.63 | 4.63 |
| 21 | --- | 4.16 | 4.00 | 4.45 | 4.10 | 3.93 | 4.24 | 4.00 | 4.31 | 4.60 | 4.59 | 4.64 |
| 22 | 6.08 | 4.14 | 4.03 | 4.48 | 4.09 | 3.98 | 4.29 | 4.07 | 4.40 | 4.61 | 4.61 | 4.65 |
| 23 | 6.07 | 4.13 | 4.05 | 4.48 | 3.50 | 3.99 | 4.34 | 3.51 | 4.45 | 4.63 | 4.63 | --- |
| 24 | 6.08 | 2.93 | 4.08 | 4.51 | 3.38 | 3.99 | 4.35 | 3.70 | 4.47 | 4.66 | 4.63 | --- |
| 25 | 6.10 | 3.18 | 4.12 | 4.51 | 3.50 | 3.86 | 4.27 | 3.70 | 4.49 | 4.67 | 4.55 | --- |
| 26 | 6.08 | 3.36 | 4.15 | 4.50 | 3.58 | 3.80 | 4.02 | 3.64 | 4.52 | 4.67 | 4.51 | --- |
| 27 | 6.02 | 3.51 | 4.13 | 4.54 | 3.69 | 3.38 | 4.14 | 3.84 | 4.54 | 4.68 | 4.37 | --- |
| 28 | 5.98 | 3.64 | 4.10 | --- | 3.74 | 3.46 | 4.23 | 4.08 | 4.54 | 4.69 | 4.28 | --- |
| 29 | 6.02 | 3.69 | 4.03 | --- | 3.69 | 2.89 | 4.30 | 4.15 | 4.58 | 4.70 | 4.20 | --- |
| 30 | 6.02 | 3.91 | 4.10 | --- | --- | 3.01 | 4.30 | 4.14 | 4.60 | 4.70 | 4.33 | --- |
| 31 | 6.01 | --- | 4.15 | --- | --- | 2.83 | --- | 3.02 | --- | 4.72 | 4.40 | --- |
| MEAN | --- | 4.36 | 3.85 | --- | --- | 3.52 | 3.98 | 3.98 | 4.12 | 4.57 | 4.59 | --- |
| MAX | --- | 6.01 | 4.15 | --- | --- | 3.99 | 4.35 | 4.61 | 4.60 | 4.72 | 4.78 | --- |
| MIN | --- | 2.93 | 3.11 | --- | --- | 2.61 | 3.03 | 3.02 | 3.30 | 4.38 | 4.20 | --- |