The Johnstown Pennsylvania Flood

The Great Conemaugh Valley Disaster

An in-depth history of the Johnstown Pennsylvania Flood, complete with many images, both drawn and photographed, maps, and videos depicting the horrors of the flood. – On May 28, 1889, a storm formed over Nebraska and Kansas, moving east. When the storm struck the Johnstown-South Fork area two days later it was the worst downpour that had ever been recorded in that section of the country. The US Signal Service estimated that 6 to 10 inches (150 to 250 mm) of rain fell in 24 hours over the entire section. During the night small creeks became roaring torrents ripping out trees and debris. Telegraph lines were downed and rail-lines were washed out. Before daybreak the Conemaugh River that ran through Johnstown was about to leave its banks…