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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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Agency code = usgs
site_no list =
  • 405803087425001
Minimum number of levels = 1
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USGS 405803087425001 29N12W-28.1c

Iroquois County, Illinois
Hydrologic Unit Code 07120002
Latitude  40°58'03", Longitude  87°42'50" NAD27
Land-surface elevation 630 feet above NGVD29
The depth of the well is 100 feet below land surface.
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Graph of groundwater level data at USGS 405803087425001 29N12W-28.1c
Breaks in the plot represent a gap of at least one year between field measurements.
Download a presentation-quality graph