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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 421154088161501 43N 8E-14.6a1

Mchenry County, Illinois
Latitude  42°11'54", Longitude  88°16'15" NAD27
Land-surface elevation 905.00 feet above NGVD29
The depth of the well is 194 feet below land surface.
The depth of the hole is 194 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
1981-11-01 1981-11-09 2

 
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