The Aral Sea basin in figures
Area of basin – 1 550 000 km2
Irrigated area – 7.95 million ha (excluding Afghanistan)
Renewable water resources – 130 km3 of water per year
Total amount of water reservoirs with capacity of more than 100 million m3 – 80
Total capacity of water reservoirs – 60 km3
Total length of irrigation network:
- inter-farm – 47.75 th. km
- on-farm – 268.6 th. km
Total amount of drainage wells – 865 th.
Total length of collector-drainage network – 191.9 th. km,
- including subsurface – 47.9 th. km
Electric power generation – 126 billion kW h,
- including hydro electric power – 34.5 billion kW h
Water-resources scheme includes such a unique water reservoir as Toktogul with capacity of 19 km3, Charvak, Andijan and Nurek hydrounits with dams of 100-350 m in height, Karakum canal that is one of the largest gravity-flow carriers in the world with stream flow of 600 m3/sec and length of 1400 km, unique water lifting cascades, including Karshi cascade with flows of 350 m3/sec and lifting height of 180 m and so on.