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  • Tionesta Lake

    Authorized by the Flood Control Acts of 1936 and 1938, Tionesta Lake is one of 16 flood-control projects in the Pittsburgh District. Tionesta is a key link in a system of flood control project for the Allegheny and upper Ohio Rivers. Since its completion in 1940, Tionesta has prevented over $604 million in flood damage. The project’s flood control