Dahlgren 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 samll piece of the Dahlgren quad in Franklin County. You may choose not to order this quad if Franklin County is the area of interest.

County: Franklin, Hamilton, Jefferson
Current Date: 1974
Photo Revision Date:
Archive Date: 1974

Surrounding Quads

Northwest - Opdyke
North - Bluford
Northeast - Wayne City
West - Spring Garden
East - Belle Prairie City
Southwest - Ewing
South - Macedonia
Southeast - Mcleansboro

Ordering information for Illinois State Geological Survey Publications

ISGS Publications

Updated 01/07/2010 SLD