Rhea Harbor Inc

423-365-6851 385 Lakeshire Dr, Spring City, TN 37381 Lat/Long: 35.67601, -84.85163. This small marina offers new docks, making it easy to tie up and set sail. In addition to being a great place to enjoy water activities like fishing and boating, the marina is also convenient for boaters who need to refuel. The owners are very friendly and willing to help. A quiet and convenient place to spend the day on the water, the Rhea Harbor Resort and Marina is a great choice.