
The United States, China and Japan are the world's largest producers of electricity. India has the fifth largest electricity-generation capacity in the world. It has an installed capacity of over 152 gigawatts (1 gigawatt is equal to 1 billion watts).
Here's a look at the world's biggest power plants . . .
1. Three Gorges Dam (China)
Capacity: 18,460 MW
The Three Gorges Dam is the world's largest hydropower project.
Built on the Yangtze River in China, its construction began in 1994 and it will be fully operational this year. It is expected to produce as much as 22.5 gigawatts (GW) of power. In August 2009, the plant produced 18.3 GW, more than any other power plant in the world. The Three Gorges Dam is still under construction.

The second largest hydroelectric power plant on the Brazil-Paraguay border currently has over 20 generator units.

Venezuela meets 82 per cent of its electricity needs from the Simon Bolivar Hydroelectric Power Station.

Tucurui is the third largest power generator in Brazil, representing 10 per cent of Brazil's installed capacity.

Owned and operated by The Tokyo Electric Power Company (TEPCO), Kashiwazaki-Kariwa is the largest nuclear generating station in the world by net electrical power rating.
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Bruce Power is Canada's first private nuclear generator.
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Located on the Yenisei River in Russia, it is the largest power plant in Russia and the sixth-largest hydroelectric plant in the world.
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Grand Coulee is a gravity dam on the Columbia River in Washington. It is the largest electric power-producing facility in the United States and one of the largest concrete structures in the world.
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Longtan Dam is a large roller-compacted concrete (RCC) gravity dam on the Hongshui River in China.
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The Krasnoyarsk Dam is a 124-metre (407 ft) high concrete gravity dam located on the Yenisey River in Divnogorsk, Russia.
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The Zaporizhzhya Nuclear Power Plant on the bank of Kakhovsky reservoir is the largest nuclear power plant in Europe.
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The Poryong plant is operated by Korea Electric Power company. The world's sixth largest nuclear power producer, Korea operates 21 nuclear power plants commercially.
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Ulchin is one among the 21 nuclear generating stations in Korea.
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The Yonggwang plant, one of the largest nuclear plants in Korea, has been operating six reactors since 1978.
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The Taichung Power Plant is the largest coal-fired power station in the world.
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The Gravelines Nuclear Power Station is the fifth largest nuclear power station in the world.
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Capacity: 5,598 MW
The Futtsu Power Station is the second largest gas-fired power station in the world. The facility is owned by Tepco.
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Operated by EDF, the nuclear power station consists of four 1330 MWe class pressurised water reactors.
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The Cattenom Nuclear Power Station located in Lorraine is close to the city of Luxembourg.
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It is a hydroelectric power station located on the Churchill river.
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The Robert-Bourassa generating station (formerly known as La Grande-2) is a hydroelectric power station on the La Grande River. It is Canada's largest hydroelectric power station.
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The Waigaoqiao Power Station in Shanghai, is the second largest coal power station in the world, and the largest thermal power station in China.
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The Guodian Beilun Power Station is the largest thermal power station in China, with an installed capacity of 5,000 MW.
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Kawagoe Power Station is a large gas-fired power station in Kawagoe. The facility operates at an installed capacity of 4,802 MW, making it the largest power station of its kind.
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The Surgut-2 Power Station is the largest oil-fired power station in the world with an installed capacity of 5,200 MW in 2011. Surgut-1 Power Station is the third largest oil-fired power station in the world.