What and where is India's largest hydroelectric power plant?

India's largest hydroelectric power plant is the Bhakra Nangal Dam, located on the Sutlej River in the northern state of Himachal Pradesh. The plant has an installed capacity of 1,325 megawatts (MW) and is a key contributor to the country's electricity supply. Commissioned in the late 1960s, it plays a crucial role in irrigation and flood control in addition to power generation.