Details: Ban Chat hydropower project is located on Nam Mu river in Lai Chau province. The main task of the Project is to supply electricity to the national grid with a total design capacity of 220MW (2x110MW), the average annual power output is 769.7 million kWh (in addition to increase for Hoa Binh hydropower plant). and Son La hydropower plant is 388.4 million kWh). The Ban Chat hydroelectric dam has a height of 130m, a length of over 425m, constructed by roller compacted concrete (RCC) with a volume of 1,610,984m3.