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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
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  • 405857087435801
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USGS 405857087435801 29N12W-20.

Iroquois County, Illinois
Hydrologic Unit Code 07120002
Latitude  40°58'57", Longitude  87°43'58" NAD27
Land-surface elevation 620 feet above NGVD29
The depth of the well is 86 feet below land surface.
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Graph of groundwater level data at USGS 405857087435801 29N12W-20.
Breaks in the plot represent a gap of at least one year between field measurements.
Download a presentation-quality graph