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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 421508088511604 44N 3E-35.6g4

Boone County, Illinois
Hydrologic Unit Code 07090006
Latitude  42°15'08.4", Longitude  88°51'16.3" NAD83
Land-surface elevation 777.2 feet above NGVD29
The depth of the well is 358.1 feet below land surface.
The depth of the hole is 605.0 feet below land surface.
This well is completed in the Cambrian-Ordovician aquifer system (S300CAMORD) national aquifer.
This well is completed in the St. Peter Sandstone (365STPR) local aquifer.
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Graph of groundwater level data at USGS 421508088511604 44N 3E-35.6g4
Breaks in the plot represent a gap of at least one year between field measurements.
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