Dakshini Chamrao glacier, Balbala glacier and Paschimi Kamet glacier all the glacier drain their water in the Saraswati River which then joins Alaknanda River near Mana village one of the main tributaries of Ganga river. The River Dhauli Ganga emerges from Purbi Kamet Glacier and met Alaknanda river at Vishnu Prayag an 82 km journey from its mouth. Alaknanda river is one of the main tributaries of Ganga.