Allegheny County topographic map

Average elevation: 508 m

Average elevation: 320 m

Average elevation: 192 m

Average elevation: 187 m

Average elevation: 155 m

Average elevation: 126 m

Average elevation: 609 m

Average elevation: 575 m

Average elevation: 404 m

Average elevation: 143 m

Average elevation: 543 m

Average elevation: 419 m

Average elevation: 152 m

Average elevation: 430 m

Average elevation: 140 m

Unlike Blue Mountain to its north, South Mountain does not follow a straight geographic line. The mountain ranges in elevation between 500 and 1,300 feet (150 and 400 m) above sea level. The ridge is made of metamorphic rocks and gneiss, which date to the Precambrian era and range from about 570 million to…

Average elevation: 153 m

Average elevation: 367 m

Average elevation: 317 m

Average elevation: 323 m

Average elevation: 279 m

Average elevation: 467 m

Average elevation: 405 m

Average elevation: 82 m

Average elevation: 306 m

Average elevation: 539 m

Average elevation: 441 m

Average elevation: 653 m

Average elevation: 454 m

Average elevation: 185 m

Average elevation: 463 m

Average elevation: 139 m

Average elevation: 330 m

Average elevation: 221 m

Average elevation: 324 m

Average elevation: 172 m

Average elevation: 500 m

Average elevation: 94 m

Average elevation: 159 m

Average elevation: 158 m

Average elevation: 356 m

Average elevation: 204 m

Average elevation: 377 m

Average elevation: 121 m

Average elevation: 741 m

Average elevation: 31 m

Average elevation: 514 m

Average elevation: 45 m

Average elevation: 531 m

Average elevation: 101 m

Average elevation: 428 m

Average elevation: 19 m

Average elevation: 506 m

Average elevation: 378 m

Average elevation: 81 m

Average elevation: 481 m

Average elevation: 219 m

Average elevation: 534 m

Unlike Blue Mountain to its north, South Mountain does not follow a straight geographic line. The mountain ranges in elevation between 500 and 1,300 feet (150 and 400 m) above sea level. The ridge is made of metamorphic rocks and gneiss, which date to the Precambrian era and range from about 570 million to…

Average elevation: 153 m

Average elevation: 367 m

Average elevation: 145 m

Average elevation: 331 m

Average elevation: 478 m

Average elevation: 333 m

Average elevation: 228 m

Average elevation: 199 m

Average elevation: 183 m

Average elevation: 319 m

Average elevation: 126 m

Average elevation: 416 m

Average elevation: 132 m

Average elevation: 337 m

Average elevation: 162 m

Average elevation: 254 m

Average elevation: 137 m

Average elevation: 179 m

Average elevation: 64 m

Average elevation: 84 m

Average elevation: 348 m

Average elevation: 310 m

Average elevation: 307 m

Average elevation: 121 m

Average elevation: 268 m

Average elevation: 125 m

Average elevation: 94 m

Average elevation: 319 m

Average elevation: 92 m

The ridge of Blue Mountain runs for 150 miles (240 km) through Pennsylvania, reaching an elevation of 2,270 feet (690 m) above sea level just north of the Pennsylvania Turnpike, near the borough of Newburg. Most of the ridgecrest, however, only reaches between 1,400 and 1,700 feet (430 and 520 m) in elevation.…

Average elevation: 226 m

Average elevation: 517 m

Average elevation: 283 m

Average elevation: 16 m

Average elevation: 289 m

Average elevation: 275 m

Average elevation: 545 m

Average elevation: 360 m

Average elevation: 434 m

Average elevation: 148 m

Average elevation: 75 m

Average elevation: 51 m

Average elevation: 512 m

Average elevation: 61 m