Illinois Surface Topography Map

Illinois Surface Topography map

A computer-generated map showing the elevation of the surface of the state

View or download a PDF version of this map (Large file size: 1.4 MB)

A 36" × 64" version of this map may be purchased by contacting the ISGS Information Office.



























Updated 11/11/2009 SLD

ILLINOIS STATE GEOLOGICAL SURVEY
E. Donald McKay, III, Interim Director

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For permissions information, contact the Illinois State Geological Survey.