The U.S. is the largest producer of geothermal power, with an installed capacity of 3,676MW. The Geysers in California is the largest collection of power plants dedicated to geothermal energy use in the world.The installed capacity of the leading geothermal renewable energy producers are as follows:U.S. – 3,676MWIndonesia – 2,133MWThe Philippines – 1,918MWTurkey – 1,526MWNew Zealand – 1,005MW