As of November 2020, India has 23 nuclear reactors in operation in 7 nuclear power plants, with a total installed capacity of 7,480 MW. Nuclear power produced a total of 43 TWh in 2020-21, contributing 3.11% of total power generation in India (1,382 TWh).

India is 5th globally for installed hydroelectric power capacity. As of 31 March 2020, India’s installed utility-scale hydroelectric capacity was 46,000 MW, or 12.3% of its total utility power generation capacity. Additional smaller hydroelectric power units with a total capacity of 4,683 MW (1.3% of its total utility power generation capacity) have been installed. India’s hydroelectric power potential is estimated at 148,700 MW at 60% load factor.^[4] In the fiscal year 2019–20, the total hydroelectric power generated in India was 156 TWh (excluding small hydro) with an average capacity factor of 38.71%.

Wind power generation capacity in India has significantly increased in recent years. As of 28 February 2021, the total installed wind power capacity was 38.789 GW, the fourth largest installed wind power capacity in the world. Wind power capacity is mainly spread across the Southern, Western, and Northern regions.

Solar power in India is a fast developing industry as part of the renewable energy in India. The country’s solar installed capacity was 44.3 GW as of 31 August 2021.