Johnstown Local Flood Protection Project
Built (1938-1943) and maintained by the U.S. Army Corps of Engineers (Pittsburgh District), the JLFPP reflects the 1930s move toward a major federal role in local flood protection. This concrete-paved channel project, extending 9.2 miles along Johnstown's three rivers, became the nation's second largest flood control of its type. In its first 50 years, the only flooding here in 1977, during the modern flood of record.
David Rumsey Map Collection, Stanford LibrariesDavid Rumsey Map Collection, Stanford LibrariesUSGS Historical Topographic Map CollectionDavid Rumsey Map Collection, Stanford LibrariesUSGS Historical Topographic Map Collection
Marker data: Pennsylvania Historical and Museum Commission via data.pa.gov
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