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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 405357087495001 28N13W-21.3f

Iroquois County, Illinois
Latitude  40°53'54.6", Longitude  87°49'55.0" NAD27
Land-surface elevation 620 feet above NAVD88
The depth of the well is 45 feet below land surface.
The depth of the hole is 45 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
1996-08-12 2000-09-28 2

 
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