| 1831 |
Completion of the Pennsylvania
Mainline Canal. |
| 1834 |
Opening of the Allegheny Portage
Railroad. |
| 1839 |
Commonwealth of Pennsylvania
starts to build a structure to dam the South Fork of the Little
Conemaugh to be used in times of drought for the canal basin in
Johnstown. |
| 1853 |
The South Fork dam is completed
after 14 years. |
| 1854 |
The Pennsylvania Railroad completes
the Horseshoe Curve, connecting Philadelphia with Pittsburgh by
rail. |
| 1857 |
The Commonwealth
of Pennsylvania sells the Mainline Canal to the Pennsylvania Railroad. |
| 1862 |
The South Fork dam gives way
for the first time. The lake is allowed to drain. |
| 1875 |
The Pennsylvania R. R. sells
the property to John Reilly, a congressman from Altoona. |
| 1879 |
John Reilly sells the property
to the South Fork Fishing and Hunting Club and the task of repairing
the dam is begun. |
| 1881 |
The repairs to the dam are completed.
|
| 1889 |
The dam fails leading to one
of the worst natural disasters in United States history. |