The Duplin River is an U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map , accessed April 26, 2011 tidal river in McIntosh County, Georgia, in the United States. It flows from north to south along the western edge of Sapelo Island into Doboy Sound, an arm of the Atlantic Ocean.USGS Hydrologic Unit Map - State of Georgia (1974)
See also List of rivers of Georgia
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