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LOCATION.-- Lat 41°20'31", long 88°08'09", in NW1/4NE1/4SE1/4 sec. 13, T.33N., R.9E, Hydrologic Unit 07120001, Piezometer PZ8D, about 2 miles north 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 14.2 feet, cased to 10.9 feet, slotted screen, observation. |
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PERIOD OF RECORD.-- |
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GROUND-WATER LEVEL: September 2005. |
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INSTRUMENTATION.-- Electronic data logger--60-minute recording. |
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DATUM.-- Land-surface datum is 557.34 ft above NAVD of 1988 (557.63 ft NGVD 1929). Measuring point: Top of PVC casing, 3.1 ft above land-surface datum. |
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REMARKS.-- Piezometer open to fine-grained deposits. |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |