Johnstown, United States

Johnstown is the largest city in Cambria County, Pennsylvania, United States. The population was 18,411 as of the 2020 census. Located 57 miles (92 km) east of Pittsburgh, it is the principal city of the Johnstown metropolitan area, which includes Cambria County. It is also part of the Johnstown–Somerset combined statistical area, which includes both Cambria and Somerset Counties.

Johnstown was settled in 1770. The city has experienced three major floods in its history. The Johnstown Flood of May 31, 1889, occurred after the South Fork Dam collapsed 14.1 miles (22.7 km) upstream from the city during heavy rains. At least 2,209 people died as a result of the flood and subsequent fire that raged through the debris. Another major flood occurred in 1936. Despite a pledge by President Franklin Delano Roosevelt to make the city flood free, and subsequent work to do so, another major flood occurred in 1977.