Sultansuyu Dam was designed for irrigation purposes and was built on Sultansuyu in Malatya province. It is earth fill type and 1,350,000 m3; of excavation and 3,200,000 m3; of filling were required during the construction. The derivation tunnel is 397 m. long and 4.5 m. wide, the dam height is 55 m. and crest length is 721 m. The dam has a reservoir capacity of 53.3 x 106m3; with a 2,625 x 106m2; reservoir area.