The study examines the border rivers, which is one of the main features and prerequisites for the integration of the efforts of the Central Asian countries as the basis for the ecologically balanced use of water and land resources in the region. For the countries of the region, the problem of water use in the basins of transboundary rivers has much in common, however, there are differences due to the climatic, economic, economic, and political conditions of each country. Environmental security and the economy of the Central Asian countries are closely linked to the nature of the use of water resources and coordinated actions for the joint management of transboundary rivers. A noticeable decrease in their water resource potential as a result of the increasing struggle for water, pollution of water sources are considered as serious obstacles to the sustainable development of the region.