The foremost rivers in the district are shaped with the aid of the extraordinary channels of the Brahmaputra, which river here bears the neighborhood names of the Konai, the Daokoba and the Jamuna, the ultimate forming a part of the jap boundary of the district. The Brahmaputra and its channels, collectively with 3 minor streams, the Bangali, Karatoya and Atrai, allow for significant centers for the usage of commerce.

In 1911 the Karatoya (which flows from north to south), divided the district into portions, the eastern tract along with wealthy alluvial soil, difficulty to fertilizing inundations and yielding heavy crops of coarse rice, oil-seeds and jute, while the soil of the excessive-mendacity western portion of the district allow for developing rice