Location of the Basin

Ruvuma River and Southern Coast Basin occupies southeastern part of Tanzania

of Ruvuma, Mtwara and Lindi Regions, whereby it lies between 34E and 41E Longitude and 8S and 12S Latitude. The mean annual runoff (MAR) of the Ruvuma river to the sea is about 26,000 million cubic meters (MCM)/year. However large abstraction and use of Ruvuma water resource requires understanding and agreement between the two riparian states. Ruvuma River and Southern Coast Basin has the area of about 105,570 km with the population of about 3,512,397 according to 2012 census). The growth rates in the Basin differ from one region to another as follows: Ruvuma 2.1%, Mtwara 1.2% and Lindi 0.9%.