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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 413003090252401 18N 1E-31.4a1

Rock Island County, Illinois
Hydrologic Unit Code 07090005
Latitude  41°30'03", Longitude  90°25'24" NAD27
Land-surface elevation 695 feet above NGVD29
The depth of the well is 554 feet below land surface.
This well is completed in the Silurian-Devonian aquifers (N400SLRDVN) national aquifer.
This well is completed in the Silurian System (350SLRN) local aquifer.
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Graph of groundwater level data at USGS 413003090252401 18N 1E-31.4a1
Breaks in the plot represent a gap of at least one year between field measurements.
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