Hiwassee Dam is the third highest dam in the TVA system, behind Watauga and a hydroelectric dam on what river?
Hiwassee Dam: Hiwassee Dam is a hydroelectric dam on the Hiwassee River in Cherokee County, in the U.S. state of North Carolina. Hiwassee Dam:  At 307 ft , Hiwassee Dam is the third highest dam in the TVA system, behind only Fontana and Watauga. Fontana Dam: Fontana Dam is a hydroelectric dam on the Little Tennessee River in Swain and Graham counties, North Carolina, United States.
Little Tennessee River