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Department of Natural Resources
01A - Wisconsin Driftless Division
02A - Rock River Hill Country Division, Freeport Section
02B - Rock River Hill Country Division, Oregon Section
03A - Northeastern Morainal Division, Morainal Section
03B - Northeastern Morainal Division, Lake Michigan Dunes Section
03C - Northeastern Morainal Division, Chicago Lake Plain Section
03D - Northeastern Morainal Division, Winnebago Section
04A - Grand Prairie Division, Grand Prairie Section
04B - Grand Prairie Division, Springfield Section
04C - Grand Prairie Division, Western Section
04D - Grand Prairie Division, Green River Lowland Section
04E - Grand Prairie Division, Kankakee Sand Area Section
05A - Upper Mississippi River and Illinois River Bottomlands Division,
Illinois River Section
05B - Upper Mississippi River and Illinois River Bottomlands Division,
Mississippi River Section
06A - Illinois River and Mississippi River Sand Areas Division, Illinois
River Section
06B - Illinois River and Mississippi River Sand Areas Division, Mississippi
River Section
07A - Western Forest-Prairie Division, Galesburg Section
07B - Western Forest-Prairie Division, Carlinville Section
08A - Middle Mississippi Border Division, Glaciated Section
08B - Middle Mississippi Border Division, Driftless Section
09A - Southern Till Plain Division, Effingham Plain Section
09B - Southern Till Plain Division, Mt. Vernon Hill Country Section
10A - Wabash Border Division, Bottomlands Section
10B - Wabash Border Division, Southern Uplands Section
10C - Wabash Border Division, Vermilion River Section
11A - Ozark Division, Northern Section
11B - Ozark Division, Central Section
11C - Ozark Division, Southern Section
12A - Lower Mississippi River Bottomlands Division, Northern Section
12B - Lower Mississippi River Bottomlands Division, Southern Section
13A - Shawnee Hills Division, Greater Shawnee Hills Section
13B - Shawnee Hills Division, Lesser Shawnee Hills Section
14A - Coastal Plain Division, Cretaceous Hills Section
14B - Coastal Plain Division, Bottomlands Section
Return to Illinois Natural Divisions
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