Hurricane Dorian Updates Waters Of The United States Under Attack Earth Justice Released ‘Georgia Coal Ash Report’ Georgia Power coal ash ponds leaking toxins into groundwater Sea Island Spit Update: Hercules 009 Superfund Site Update Stay on top of the Altamaha Riverkeeper news! Sign Up to the ARK Newsletter to receive our email alerts about Altamaha Riverkeeper news and views. ARK Newsletter Sign Up! Altamaha River Altamaha River The 137-mile Altamaha River is one of the great natural treasures of the eastern United States. Pronounced Al’ta’mahaw’ the river starts at the confluence of the Ocmulgee and… Learn more about this river. Ocmulgee River Ocmulgee River The Ocmulgee is one of Georgia’s greatest rivers. It rolls through the forested valleys and hills of the Piedmont until it enters the Coastal Plain and joins the… Learn more about this river. Oconee River Oconee River The Oconee River’s headwaters are located in Hall County. The Middle Oconee and North Oconee flow 55-65 miles before joining below Athens to form the Oconee River. The… Learn more about this river. Ohoopee River Ohoopee River The Ohoopee River originates in Washington County near Tennille Georgia and flows south for approximately 119 miles before emptying into the Altamaha River along the southern border of… Learn more about this river.