State-owned company PT Indonesia Asahan Aluminium (Inalum) is planning to build a 900 MW  hydropower plant in Kayan River, North Kalimantan province. The project will cost up to the company around US$2.25 billion in investment. The project will be start to build in 2019 and will be commercially operated in 2024. The electricity produced by the power plant will be used for Inalum’s aluminium smelter in Mangkupadi-Tanah Kuning Industrial Estate and International Port in North Kalimantan.