The South Branch Sunday River is a U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map, accessed June 30, 2011 mountain stream in western Maine. It is a tributary of the Sunday River, which flows to the Androscoggin River and ultimately to the Kennebec River and the Atlantic Ocean.
The South Branch rises on the northern slopes of Bear Mountain, an easterly arm of the Mahoosuc Range, and flows north to the Sunday River in its valley at the foot of the Mahoosucs.
See also List of rivers of Maine
References
Maine Streamflow Data from the USGS Maine Watershed Data From Environmental Protection Agency