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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 412925094072101 077N28W06CDC 01407 1916Earlham 1

Madison County, Iowa
Hydrologic Unit Code 07100007
Latitude  41°29'25", Longitude  94°07'21" NAD27
Land-surface elevation 1,105 feet above NGVD29
The depth of the well is 586 feet below land surface.
The depth of the hole is 600 feet below land surface.
This well is completed in the Pennsylvanian System (320PSLV) local aquifer.
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Graph of groundwater level data at USGS 412925094072101 077N28W06CDC  01407 1916Earlham 1
Breaks in the plot represent a gap of at least one year between field measurements.
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