Sep 01, 2017 CLEAN ENERGY India is the seventh largest producer of hydroelectric power in the world. As of 30 April 2017, the installed utility-scale hydroelectric capacity in India was 44,594 MW, amounting to 13.5% of its total utility power generation capacity. Hydropower is one of the oldest sources of energy harnessed by mankind since thousand of years, initially to turn paddle wheels to help grind grain.