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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 422356088442501 45N 4E-11.7h1

Boone County, Illinois
Hydrologic Unit Code 07090006
Latitude  42°23'56", Longitude  88°44'25" NAD27
Land-surface elevation 908 feet above NGVD29
The depth of the well is 880 feet below land surface.
The depth of the hole is 880 feet below land surface.
This well is completed in the Cambrian-Ordovician aquifer system (S300CAMORD) national aquifer.
This well is completed in the Ordovician-Cambrian Systems (367OVCB) local aquifer.
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Graph of groundwater level data at USGS 422356088442501 45N 4E-11.7h1
Breaks in the plot represent a gap of at least one year between field measurements.
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