Low Elevation
< 725 feet above mean sea level
Low Place
Kishwaukee River
Low Quad Name
Cherry Valley
Low PLSS
3-31-44N-3W
Low Geology
Cahokia Alluvium, river valley
High Elevation
> 1050 feet above mean sea level
High Place
unnamed hilltop
High Quad Name
Capron
High PLSS
3-12-46N-4E
High Geology
Winnebago formation diamicton
Area
279.87 square miles
Total Relief
325 feet
Percent Slope
1.07%