Pope County topographic map

Average elevation: 194 m

Average elevation: 209 m

Because most of the city is well above flood level, Nauvoo has not historically had problems when the Mississippi river has risen. In both the floods of 1993 and 2008, very little damage was sustained within city limits. Topography maps show a unique feature of Nauvoo with main street starting at the edge of…

Average elevation: 178 m

Average elevation: 193 m

Average elevation: 120 m

Average elevation: 150 m

Average elevation: 210 m

Average elevation: 134 m

Average elevation: 146 m

Average elevation: 146 m

Macon County is primarily flat, as is most of the state and all of the surrounding counties, the result of geological activity during the Pleistocene epoch. During the Illinoian Stage of the Pleistocene, the Laurentide Ice Sheet covered about 85 percent of Illinois, including the Macon County area. The…

Average elevation: 203 m

Average elevation: 134 m

Average elevation: 189 m

Average elevation: 206 m

Average elevation: 139 m

Average elevation: 162 m

Average elevation: 217 m

Average elevation: 152 m

Average elevation: 224 m

Average elevation: 167 m

Average elevation: 184 m

Average elevation: 189 m

Average elevation: 149 m

Average elevation: 172 m

Average elevation: 135 m

Average elevation: 261 m

Average elevation: 176 m

Average elevation: 166 m

Average elevation: 188 m

Average elevation: 242 m

Average elevation: 196 m

La Grange is located at 41°48′29″N 87°52′24″W / 41.80806°N 87.87333°W / 41.80806; -87.87333 (41.807938, −87.873455), about 13 miles (21 km) west of Chicago. The village is roughly flat, only deviating from the elevation of 645 feet by at most ten feet. La Grange is surrounded by…

Average elevation: 199 m

Average elevation: 227 m

Average elevation: 263 m

Average elevation: 223 m

Like the rest of Jo Daviess County, the city is topographically a part of the Driftless Area.

Average elevation: 207 m

Average elevation: 240 m

Average elevation: 262 m

Average elevation: 223 m

Average elevation: 135 m

Average elevation: 198 m

Average elevation: 129 m

Average elevation: 239 m

Average elevation: 220 m

Average elevation: 207 m

Average elevation: 104 m

Average elevation: 169 m

Average elevation: 164 m

Average elevation: 122 m

Average elevation: 137 m

Average elevation: 218 m

Average elevation: 241 m

Average elevation: 258 m

Average elevation: 223 m

Average elevation: 187 m

Average elevation: 260 m

Average elevation: 258 m

Average elevation: 183 m

Average elevation: 186 m

Average elevation: 187 m

Average elevation: 188 m

Average elevation: 192 m

Average elevation: 217 m

Average elevation: 209 m

Average elevation: 250 m

Average elevation: 189 m

Average elevation: 191 m

Average elevation: 128 m

Average elevation: 225 m

Average elevation: 188 m

Average elevation: 239 m

Average elevation: 204 m

Average elevation: 214 m

Average elevation: 188 m

Average elevation: 130 m

The book, “Illinois, a Descriptive and Historical Guide,” compiled in 1939 by Federal Works Agency, Works Project Administration, states that Norris City, altitude 444, population 1109, a trading center for an agricultural and coal mining district was named in honor of a pioneer settler, William Norris. A…

Average elevation: 128 m

Average elevation: 215 m

Average elevation: 185 m

Average elevation: 191 m

Average elevation: 180 m

Average elevation: 180 m

Average elevation: 153 m

Average elevation: 203 m

Average elevation: 253 m

Average elevation: 227 m

Average elevation: 247 m

Average elevation: 270 m

Average elevation: 246 m

Average elevation: 292 m

Average elevation: 277 m

Average elevation: 285 m

Average elevation: 296 m

Average elevation: 229 m

Average elevation: 262 m

Average elevation: 291 m

Average elevation: 249 m

Average elevation: 231 m

Average elevation: 250 m

Average elevation: 190 m

Average elevation: 244 m