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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 420740090091501 25N 3E-27.8b1

Carroll County, Illinois
Hydrologic Unit Code 07060005
Latitude  42°07'40", Longitude  90°09'15" NAD27
Land-surface elevation 645 feet above NGVD29
The depth of the well is 560 feet below land surface.
The depth of the hole is 560 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 420740090091501 25N 3E-27.8b1
Breaks in the plot represent a gap of at least one year between field measurements.
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