Petersburg Quadrangle

NOTE: This is not the actual topographic map! This image depicts the area covered by the topographic map and identifies the surrounding maps. If you have additional questions contact the Information Office or call 217-244-2414.

Please note: There is a very small piece of the Petersburg quad in Mason County. You may choose not to order this quad if Mason County is the area of interest.

 Petersburg Quad
County: Mason, Menard
Current Date: 1971
Photo Revision Date:
Archive Date: 1971

Surrounding Quads

Northwest - Biggs
North - Easton
Northeast - Mason City
West - Oakford
East - Greenview
Southwest - Tallula
South - Salisbury
Southeast - Athens

Ordering information for Illinois State Geological Survey Publications

ISGS Publications


Updated 01/21/2010 SLD

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Champaign, IL 61820
217-333-4747
info@isgs.illinois.edu

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