Karun-3 Dam
It was built to help meet Iran's energy demands as well as provide seasonal flood control.[2] The Karun river has the highest discharge slits and seasonal flooding in Iran.The dam has one of the largest generator capacities in Iran which help the electric power shortage during peak demand in the summer.This dam is of concrete double arch type.[5] The arch dam design is ideal for this location which has a narrow, rocky gorge behind the water reservoir.