![Johnstown Flood NPS on Twitter: "A view of the remains of the South Fork Dam taken shortly after the May 31, 1889, #JohnstownFlood. The farm of Col. Elias Unger, present location of Johnstown Flood NPS on Twitter: "A view of the remains of the South Fork Dam taken shortly after the May 31, 1889, #JohnstownFlood. The farm of Col. Elias Unger, present location of](https://pbs.twimg.com/media/Dc2y1mOV0AASLt6.jpg)
Johnstown Flood NPS on Twitter: "A view of the remains of the South Fork Dam taken shortly after the May 31, 1889, #JohnstownFlood. The farm of Col. Elias Unger, present location of
Johnstown Flood National Memorial - There are many overlapping connections between Johnstown Flood National Memorial and Allegheny Portage Railroad National Historic Site. One of these overlapping connections is the South Fork Dam.
U.S. Army Corps of Engineers, Headquarters - National Dam Safety Awareness Day occurs each year on May 31 to commemorate the failure of the South Fork Dam in Johnstown, Pennsylvania in 1889.
![Remainder of the South Fork dam - Picture of Johnstown Flood National Memorial, South Fork - Tripadvisor Remainder of the South Fork dam - Picture of Johnstown Flood National Memorial, South Fork - Tripadvisor](https://media-cdn.tripadvisor.com/media/photo-s/09/85/b4/f7/johnstown-flood-national.jpg)