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Groundwater levels for the Nation

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  • 421850089045501
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USGS 421850089045501 44N 1E- 2.3b1

Winnebago County, Illinois
Hydrologic Unit Code 07090005
Latitude  42°18'50", Longitude  89°04'55" NAD27
Land-surface elevation 741 feet above NGVD29
The depth of the well is 1,127 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 421850089045501 44N 1E- 2.3b1
Breaks in the plot represent a gap of at least one year between field measurements.
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