The water resources of Azerbaijan consist of 30.9 km3. 2/3 parts of them are formed owing to the waters of trans-border rivers.

 A quarter of the world’s countries live in transboundary river basins and 40% of the world's population lives in these river basins. In all continents except Australia there are river basins. Different countries are similar problems associated with cross-border rivers. It is primarily associated with the legal, political and technical problems as well as hydroecological problem.

In this case, the location of Kura and Araz, the two largest rivers of Azerbaycan  and some of tributaries of them downstream  water exacerbated water problems of our country making  dependent its water resources on the level of use of river waters in its neighboring countries.