Lowest and Highest Points in Menard County

Lowest and Highest Points in Menard County
Low Elevation: 
<460 feet above mean sea level
Low Place: 
Sangamon River
Low Quad Name: 
Oakford
Low PLSS: 
3-10-19N-8W
Low Geology: 
Cahokia Alluvium and till in river valley
High Elevation: 
>645 feet above mean sea level
High Place: 
4 unnamed small upland hills
High Quad Name: 
Tallula
High PLSS: 
3-22-17N-8W
High Geology: 
Illinois Vandalia till member upland
Area: 
311.94 square miles
Total Relief: 
185 feet
Percent Slope: 
0.95%
randomness