Illinois

Alton, Madison County, Illinois, 62002, United States (38.89086 -90.18431)

Coordinates: 38.86338 -90.20901 38.93746 -90.08830 - Minimum elevation: 122 m - Maximum elevation: 202 m - Average elevation: 150 m

Madison County, Illinois, United States (38.81106 -89.90171)

Coordinates: 38.65590 -90.27581 39.00022 -89.59673 - Minimum elevation: 118 m - Maximum elevation: 219 m - Average elevation: 162 m

Clark County, Illinois, United States (39.32605 -87.78385)

Coordinates: 39.15661 -88.01397 39.48853 -87.53108 - Minimum elevation: 132 m - Maximum elevation: 260 m - Average elevation: 178 m

White County, Illinois, United States (38.06323 -88.15777)

Coordinates: 37.88341 -88.37476 38.26144 -87.91494 - Minimum elevation: 103 m - Maximum elevation: 180 m - Average elevation: 121 m

Lee County, Illinois, United States (41.74591 -89.28885)

Coordinates: 41.58448 -89.63237 41.91224 -88.93806 - Minimum elevation: 195 m - Maximum elevation: 310 m - Average elevation: 240 m

Jefferson County, Illinois, United States (38.30105 -88.93443)

Coordinates: 38.12500 -89.15141 38.47692 -88.70181 - Minimum elevation: 118 m - Maximum elevation: 203 m - Average elevation: 147 m

Johnson County, Illinois, United States (37.45018 -88.88440)

Coordinates: 37.29575 -89.04422 37.60183 -88.70705 - Minimum elevation: 92 m - Maximum elevation: 280 m - Average elevation: 144 m

Lake County, Illinois, United States (42.33270 -87.99396)

Coordinates: 42.15231 -88.19954 42.49563 -87.74949 - Minimum elevation: 175 m - Maximum elevation: 307 m - Average elevation: 218 m