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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 415041087584201 39N11E-28.1h1

Dupage County, Illinois
Latitude  41°50'41", Longitude  87°58'42" NAD27
Land-surface elevation 737 feet above NGVD29
The depth of the well is 351 feet below land surface.
The depth of the hole is 351 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.

Period of record
Begin Date End Date Levels
1969-05-26 1971-11-01 3

 
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