Pickwick Landing Dam is a hydroelectric dam on the Tennessee River in Hardin County, in the U.S. state of Tennessee. The dam is one of nine dams on the river owned and operated by the Tennessee Valley Authority, which built the dam in the 1930s as part of a New Deal-era initiative to create a continuous navigation channel between the river's mouth an…Pickwick Landing Dam is a hydroelectric dam on the Tennessee River in Hardin County, in the U.S. state of Tennessee. The dam is one of nine dams on the river owned and operated by the Tennessee Valley Authority, which built the dam in the 1930s as part of a New Deal-era initiative to create a continuous navigation channel between the river's mouth and Knoxville, and bring economic development to the area. The dam impounds the 43,100-acre Pickwick Lake and its tailwaters are part of Kentucky Lake.