Ottawa 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.
County: LaSalle
Current Date: 1970
Photo Revision Date:
Archive Date: 1970
Surrounding Quads
Northwest - Prairie Center
North - Wedron
Northeast - Serena
West - Starved Rock
East - Marseilles
Southwest - Leonore
South - Streator North
Southeast - Ransom
Ordering information for Illinois State Geological Survey Publications
Updated 01/21/2010 SLD