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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 415547088453201 40N 4E-22.3e1

Dekalb County, Illinois
Latitude  41°55'47", Longitude  88°45'32" NAD27
Land-surface elevation 860 feet above NGVD29
The depth of the well is 1,306 feet below land surface.
The depth of the hole is 1,306 feet below land surface.

Period of record
Begin Date End Date Levels
1912-01-01 1912-01-01 1

 
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