The dam sits at the head of a catchment area and its reservoir has a gross capacity of . Of this capacity, 809 million m3 can be regulated and 213 million m3 is used for flood control. The reservoir's surface area is . The dam's spillway is controlled by 16 sluice gates and has a maximum discharge capacity of . The dam's power station is located southwest of the dam at , just over a ridge. The power station contains four 27 MW turbine-generators and has an effective hydraulic head of .