Kentucky topographic maps

Average elevation: 162 m

Average elevation: 159 m

Throughout January 1937, 19.17 inches (48.7 cm) of rain fell in Louisville, and by January 27, the Ohio River crested at a record 57.15 feet (17.42 m), almost 30 feet (9.1 m) above flood stage. These events triggered the "Great Flood of 1937", which lasted into early February. The flood submerged 60–70…

Average elevation: 188 m

Average elevation: 199 m

Average elevation: 293 m

Average elevation: 162 m

Average elevation: 305 m

Average elevation: 155 m

Average elevation: 119 m

Average elevation: 342 m

Average elevation: 136 m

Average elevation: 204 m

Average elevation: 278 m

Average elevation: 294 m

Average elevation: 153 m

Average elevation: 296 m

Average elevation: 182 m

Average elevation: 135 m

Average elevation: 284 m

Average elevation: 187 m

Average elevation: 113 m

Average elevation: 171 m

Average elevation: 313 m

Average elevation: 155 m

Average elevation: 173 m

Average elevation: 121 m

Average elevation: 281 m

Average elevation: 313 m

Average elevation: 246 m

Average elevation: 284 m

Average elevation: 108 m

Average elevation: 223 m

Average elevation: 232 m

Average elevation: 337 m

Average elevation: 262 m

Average elevation: 285 m

Average elevation: 232 m

Average elevation: 150 m

Average elevation: 118 m

Average elevation: 238 m

Average elevation: 212 m

Average elevation: 183 m

Average elevation: 297 m

Average elevation: 126 m

Average elevation: 140 m

Average elevation: 148 m

Average elevation: 143 m

Average elevation: 145 m

Average elevation: 374 m

Average elevation: 166 m

Average elevation: 151 m

The upper sandstone member is known as the Big Clifty Sandstone. Thin, sparse layers of limestone interspersed within the sandstone give rise to an epikarstic zone, in which tiny conduits (cave passages too small to enter) are dissolved by the natural acidity of groundwater. The epikarstic zone concentrates…

Average elevation: 215 m

Average elevation: 161 m

Average elevation: 287 m

Average elevation: 197 m

Average elevation: 281 m

Average elevation: 148 m

Average elevation: 207 m

Average elevation: 293 m

Average elevation: 285 m

Average elevation: 207 m