Buford Dam is a dam in Buford, Georgia which is located at the southern end of Lake Lanier, a reservoir formed by the construction of the dam in 1956. The dam itself is managed by the United States Army Corps of Engineers. The dam is made of earth and concrete, supplemented by three saddle dikes, and was built to provide a water source for the Atlanta area, power homes, and prevent flooding of the Chattahoochee River.