Lake County | Quaternary | Maquoketa Formation | Silurian | Galena-Platteville Interval | Ancell Formation
Ironton-Galesville | Eau Claire Formation | Mt. Simon Sandstone | Cross Sections


Cross Sections Showing the Uppermost Stratigraphic Units and All Stratigraphic Units in Lake County, Illinois

Cross sections through the uppermost stratigraphic units in Lake County, Illinois

Uppermost stratigraphic units

Cross sections through the uppermost stratigraphic units in Lake County, Illinois. The Quaternary and Silurian are important aquifers for residential use.

Cross sections through stratigraphic units in Lake County, Illinois, illustrating the morphology of important aquifers and aquitards

All stratigraphic units

Cross sections through stratigraphic units in Lake County, Illinois, illustrating the morphology of important aquifers and aquitards.



Updated 11/19/2010 SLD

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