Batang Toru hydropower plant is an under-construction hydropower plant project located in Batang Toru River in South Tapanuli District of North Sumatra Province in Indonesia. The power plant is scheduled to be operational in 2022 and designed to be 4x127.5 MW in capacity. Batang Toru hydropower plant is developed by PT North Sumatra Hydro Energy, a company founded in 2008. The pre-construction phase of the power plant has been started after the Purchasing Power Agreement (PPA) contract with the National Electricity Company (PLN) was signed on December 21, 2015.