The Kinzua Dam, on the Allegheny River in Warren County, Pennsylvania, is one of the largest dams in the United States east of the Mississippi River. [1] It is located within the Allegheny National Forest .

Feb 12, 2020 · The formidable Kinzua Dam, which protects Pittsburgh from flooding and pollution, came at a steep price for the Seneca Nation of Indians. They lost nine communities and 10,000 acres of their Allegany Territory to the dam.

Built 1966, the Kinzua Dam was authorized under the Flood Control Acts of 1936 and 1938. The dam was constructed to protect Pittsburgh and reduce flood levels in the Ohio River Valley after a series of floods devastated Pittsburgh, Johnstown, …

May 21, 2018 · The Army Corps of Engineers decided to build a flood-control and hydroelectric dam across the Allegheny River — one that would inundate one-third of the Senecas’ reservation. The government took control of the land via eminent domain. The construction of …

Sep 13, 2015 · Kinzua Dam is 50 years old this year. The U.S. Army Corps of Engineers has operated the flood control dam on the Allegheny River near Warren since its completion in 1965, and hosted a 50th...

ON SEPTEMBER 16,1966, THE KINZUA Dam became operational, flooding thousands of acres in northwestern Pennsylvania and southwestern New York.

By building a dam, engineers could stop floods by holding water back and letting it out later. Houses, businesses, and even human lives could be saved by stopping the floods. The estimated cost of the dam was 114 million dollars.

May 30, 2023 · The USACE moved forward with the Kinzua Dam as planned and construction began on October 22, 1960. Over 10,000 acres of Seneca land was drowned on September 16, 1966 when the dam became operational. Photograph of the Kinzua Dam & Allegheny Reservoir courtesy of the U.S. Army Corps of Engineers .

Jul 11, 2023 · With a train and two pickup trucks in the foreground, the Kinzua Dam can be seen in the early stages of construction. The dam would span 1,877 feet or more than one-third of a mile across the Allegheny River, creating Pennsylvania’s second-deepest lake.

Jan 30, 2020 · The formidable Kinzua Dam, which protects Pittsburgh from flooding and pollution, came at a steep price for the Seneca Nation of Indians. They lost nine communities and 10,000 acres of their Allegany Territory to the dam.