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Cross section within McHenry County, IL created with 3D viewer along area of proposed development

By National Cooperative Geologic Mapping Program 2025 (approx.)
Street map of area within McHenry County IL above subsurface cross section showing rock units in different colors
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Detailed Description

This image shows a street map within McHenry County, Illinois (above). The red line indicates the location of the geologic cross section (below). The red line shows an area of proposed development and the cross section indicates the existence of a sensitive aquifer along that locator line. 

Sources/Usage

Public Domain.

This image is used with the permission of the Illinois State Geological Survey. 

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Several vehicles and a large underground drilling rig with a few people in a field beside a building.

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