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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 400300090092801 19N 9W-31.6a1

Cass County, Illinois
Latitude  40°03'00", Longitude  90°09'28" NAD27
Land-surface elevation 457 feet above NGVD29
The depth of the well is 37 feet below land surface.
This well is completed in the Sand and gravel aquifers (glaciated regions) (N100GLCIAL) national aquifer.
This well is completed in the Quaternary System (110QRNR) local aquifer.

Period of record
Begin Date End Date Levels
1986-10-08 1986-10-08 1

 
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