The Middle Branch Union River is a river in Hancock County, Maine, United States. From the outflow of Lower Middle Branch Pond () in Aurora, the river runs U.S. Geological Survey. National Hydrography Dataset high-resolution flowline data. The National Map , accessed June 22, 2011 west and south to its confluence with the East Branch of the Union River in Osborn.
See also List of rivers of Maine
References
Maine Streamflow Data from the USGS Maine Watershed Data From Environmental Protection Agency