The most notable rivers of Ukraine include the Dnieper, Dniester, Southern Buh, and Siverskyi Donets.
The territory of Ukraine can be divided into nine hydrographic zones according to major river basins, including the basins of the Wisła (Western Bug and San), Danube, Dniester, Southern Bug, Dnieper, Don, the rivers of the Black Sea littoral, the Sea of Azov littoral, and separately the rivers of Crimea.
The only other river that has higher drainage volume is the Danube which running through Central Europe within Ukraine stretches only for 174 km (108 mi).
In its mid stream between Pyzhniv village and Mohyliv-Podilsky through the Dniester canyon (Podillia Upland) the river narrows to 1.5 km (0.93 mi) in width and deepens up to 10 m (33 ft).
The biggest water amount among distributaries is carried by the Chilia branch.