Bolikhamxai, Laos PDR
2021
Nam Theun 1 Dam is located on the Klang River, Bolikhamxay Province, Lao People's Democratic Republic. It is a large dam, constructed of prestressed concrete (RCC), with a dam ridge of 771 meters long, 177 meters high, with a reservoir area of 9,360 hectares, or approximately 58,500 rai, capable of holding about 3,000 million cubic meters of water, a capacity of 640 megawatts, capable of generating 2,562 gigawatts hours of electricity per year