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Savannah River

river, United States
Also known as: Isondega River, Río Dulce

Savannah River, river formed by the confluence of the Tugaloo and Seneca rivers at Hartwell Dam, Georgia, U.S. It constitutes the boundary between Georgia and South Carolina as it flows southeastward past Augusta and Savannah, Georgia, into the Atlantic Ocean after a course of 314 miles (505 km). Its chief tributaries are the Broad and Little rivers (north of Augusta) and Brier Creek (south of Augusta). The Savannah River is navigable for shallow draft and...