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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 421517088521901 44N03E34.5h

Boone County, Illinois
Latitude  42°15'17", Longitude  88°52'19" NAD27
Land-surface elevation 773 feet above NGVD29
The depth of the well is 120 feet below land surface.
The depth of the hole is 120 feet below land surface.
This well is completed in the Cambrian-Ordovician aquifer system (S300CAMORD) national aquifer.
This well is completed in the Galena-Platteville Aquifer (365GLPV) local aquifer.

Period of record
Begin Date End Date Levels
1959-01-01 1959-01-01 1

 
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