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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

USGS 422926088305901 46N 6E- 3.

Mchenry County, Illinois
Latitude  42°29'26", Longitude  88°30'59" NAD27
Land-surface elevation 1,045 feet above NAVD88

Period of record
Begin Date End Date Levels
1980-02-28 1980-12-04 9

 
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