Current demand for water is approximately 5.3 million cubic meters per day and it is forecast to increase to 6.5 million cubic meters per day by 2017. Out of the volume, almost 90 percent is allocated for agriculture, 6 percent for consumption, and the rest for industrial use. Demand for water in the country is estimated at 70 billion cubic meters annually in the next 10 years. Thailand consists of 25 river basins,
with an annual rainfall between 1,200 and 2,700 millimeters. "The amount of average annual runoff is 200 billion cubic meters, but only 38 billion cubic meters, or 19 percent, can be stored in reservoirs."