The Comemoração River, also known as the Barão de Melgaço River, is a river of Rondônia state in western Brazil. A Permanent Preservation Area is located in the river's watershed catchment.
Habitation The Rondon commission noted the ipoteaute tribe were dominant in the upper regions of the river while the tacuatepes were present near the river's mouth.
See also List of rivers of Rondônia
References
Brazilian Ministry of Transport