Lake Hartwell is a man-made lake bordering Georgia and South Carolina on the Savannah, Tugaloo, and Seneca Rivers. The lake is created by Hartwell Dam located on the Savannah River seven miles below the point at which the Tugaloo and Seneca Rivers join to form the Savannah. Extending 49 miles up the Tugaloo and 45 miles up the Seneca at normal pool elevation, and it comprises nearly 56,000 acres of water with a shoreline of 962 miles.
Lake Hartwell is one of the southeast's largest and most popular public recreation lakes. Built by the U.S. Army Corps of Engineers between 1955 and 1963 as part of a flood control, hydropower, and navigation project, authorized purposes now include recreation, water quality, water supply, and fish and wildlife management. Each year, millions of people utilize the many public parks, marinas, and campgrounds conveniently located around the lake to pursue a variety of outdoor recreational experiences -making Hartwell one of the most visited Corps lakes in the nation.