Tarbela Dam is a large dam on the Indus River in Pakistan. It is located in Haripur district of Hazara Division of North-West Frontier Province about 50 km (31 mi) northwest of Islamabad,at height of 485 ft (148 m) above the river bed. Reservoir size of some 95 sq mi (250 km2) makes it the largest earth filled dam in the world. The dam was completed in 1974 and was designed to store water from the Indus River for irrigation and flood control