Loktak Downstream Hydroelectric Corporation Limited is a joint venture company of NHPC Limited ( stake 74%) and State Government of Manipur (stake 26%) for implementation of Loktak Downstream Hydroelectric Project (66 MW) in Tamenglong district of Manipur to exploit the hydroelectric potential of tailrace discharge of Loktak Hydroelectric Project supplemented by Leimatak River. It is a subsidiary company of NHPC Limited.