The benefits of the dam is to store water. The water from the wet season and releasing water in agriculture. Consumption during water shortages Dams are also used for protection against a sudden flood season water flows in the other direction. The dam serves to slow down the speed of the water. With running water only by the proper amount
of current dam's primary responsibility is to the production of electricity by electric power from a generator part in the project. In addition, dams, some of the attractions and recreational activities such as boating or fishing,
the dam has invested in many, but the rewards that are not worth the cost. The dam also has an impact on the environment, including blocking the water creatures in the water of some kind. Such as salmon Unable to swim to the water to lay their eggs during the breeding season, the dam continues to block the water, making a journey by ship can not move through. The issue of building a dam with a total area of houses and forests over the dam will be flooded under water can not be used.