Северная Двина
The district is located on both banks of the Northern Dvina; the left-bank part of the district is considerably smaller than the right-bank one. The whole of the district belongs to the basins of the Northern Dvina River and its major tributaries. The main tributaries of the Northern Dvina within the district are the Vaga (left) and the Vayenga (right). The eastern part of the district belongs to the basin of the Pinega via its major left tributaries, the Yula and the Pokshenga.