| Lowest elevation | State |
| 230 ft/70 m | |
| 240 ft/73 m | |
| 257 ft/78 m | |
| 279 ft/85 m | |
| 289 ft/88 m | |
| 320 ft/98 m | |
| 455 ft/139 m | |
| 479 ft/146 m | |
| 480 ft/146 m | |
| 571 ft/174 m | |
| 579 ft/176 m | |
| | Lowest elevation | State |
| 601 ft/183 m | |
| 679 ft/207 m | |
| 710 ft/216 m | |
| 750 ft/229 m | |
| 840 ft/256 m | |
| 966 ft/294 m | |
| 1,800 ft/549 m | |
| 2,000 ft/610 m | |
| 2,842 ft/866 m | |
| 3,099 ft/945 m | |
| 3,317 ft/1,011 m | |
|