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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 415807088003801 40N11E- 8.6c1

Dupage County, Illinois
Latitude  41°58'07", Longitude  88°00'38" NAD27
Land-surface elevation 700.00 feet above NGVD29
The depth of the well is 190 feet below land surface.
The depth of the hole is 190 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
1958-10-01 1985-03-05 5

 
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