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Groundwater levels for Illinois

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! Important: Next Generation Monitoring Location Page

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USGS 421742088510802 44N 3E-14.5f3

Boone County, Illinois
Hydrologic Unit Code 07090006
Latitude  42°17'42", Longitude  88°51'08" NAD27
Land-surface elevation 807.0 feet above NGVD29
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Graph of groundwater level data at USGS 421742088510802 44N 3E-14.5f3
Breaks in the plot represent a gap of at least one year between field measurements.
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