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hydroelectric
Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined and ...
power station
A power station, also referred to as a power plant and sometimes generating station or generating plant, is an industrial facility for the generation of electric power. Power stations are generally connected to an electrical grid.
Many p ...
s that generate power using the conventional dam
A dam is a barrier that stops or restricts the flow of surface water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation, human consumption, industrial use ...
med method. This list includes power stations that are larger than in maximum net capacity, and are operational or under construction. Those power stations that are smaller than , or those that are only at a planning/proposal stage may be found in regional lists, listed at the end of the page.
The largest hydroelectric power station is the Three Gorges Dam
The Three Gorges Dam is a hydroelectric gravity dam that spans the Yangtze River by the town of Sandouping, in Yiling District, Yichang, Hubei province, central China, downstream of the Three Gorges. The Three Gorges Dam has been the world ...
in China
China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...
, rated at in total installed capacity. After passing on 7 December 2007 the mark of the Itaipu Dam
The Itaipu Dam ( pt, Barragem de Itaipu , es, Represa de Itaipú ) is a hydroelectric dam on the Paraná River located on the border between Brazil and Paraguay. The construction of the dam was first contested by Argentina, but the negotiations ...
, the facility was ranked as the largest power-generating facility ever built. The dam is high, long and in width. Power is generated by 32 turbines
A turbine ( or ) (from the Greek , ''tyrbē'', or Latin ''turbo'', meaning vortex) is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful Work (physics), work. The work produced by a turbine can be used ...
rated at , and two turbines rated , which are used to power the facility itself. Construction of this dam commenced in 1994, and was completed in 2012, nearly two decades after it started.
The next six largest dams after the Three Gorges Dam are the Itaipu Dam, Xiluodu Dam
The Xiluodu Dam () is an arch dam on the Jinsha River, i.e. the upper course of the Yangtze in People's Republic of China, China. It is located near the town (China), town of Xiluodu in Yongshan County of Yunnan Province but the dam straddles into ...
, Belo Monte Dam
The Belo Monte Dam (''formerly known as'' Kararaô) is a hydroelectric dam complex on the northern part of the Xingu River in the state of Pará, Brazil. After its completion, with the installation of its 18th turbine, in November 2019, the inst ...
, Guri Dam
The Simón Bolívar Hydroelectric Plant, also Guri Dam ( es, Central Hidroeléctrica Simón Bolívar or ''Represa de Guri''), previously known as the Raúl Leoni Hydroelectric Plant, is a concrete gravity and embankment dam in Bolívar State, Ven ...
, Wudongde Dam and the Tucurui Dam, rated at , , , , and respectively. All seven dams are the largest power-generating bodies respectively, before the Kashiwazaki-Kariwa Nuclear Power Plant
The is a large, modern (housing the world's first advanced boiling water reactor or ABWR) nuclear power plant on a site.TEPCO Official Press Release (Japanese)First in Japan – Use of the Full Area for Power Plant Buildings, Reinforced Concret ...
at , the largest non-renewable energy-generating facility in the world. The currently planned Grand Inga Dam
The Grand Inga Dam is a series of seven proposed hydroelectric power stations at the site of the Inga Falls, in the Democratic Republic of the Congo. If built as planned, the 40-70 GW project would be the largest power station in the world.
...
would be nearly twice the size of the Three Gorges Dam at , surpassing all power-generating facilities once it passes the current-highest mark.
Hydroelectric power stations
The following two lists rank the 199 largest conventional hydroelectric power stations that have an installed electric power generation capacity of at least 1,000 MW and also 15 plants under construction with planned capacity of at least 1,000 MW.
In service
Under construction
See also
*List of largest hydroelectric power stations
This article provides a list of the largest hydroelectric power stations by generating capacity. Only plants with capacity larger than 3,000 MW are listed.
The Three Gorges Dam in Hubei, China, has the world's largest instantaneous generating cap ...
*List of largest dams
The following table lists the largest man-made dams by volume of fill/structure. By general definition, a dam is a barrier that impounds water or underground streams, hence tailings dams are relegated to a separate list. Data on volume of structu ...
*List of largest power stations in the world
This article lists the largest power stations in the world, the ten overall and the five of each type, in terms of current installed electrical capacity. Non-renewable power stations are those that run on coal, fuel oils, nuclear fuel, natural ...
*List of pumped-storage hydroelectric power stations
The following page lists all pumped-storage hydroelectric power stations that are larger than in installed generating capacity, which are currently operational or under construction. Those power stations that are smaller than , and those that are ...
*List of run-of-the-river hydroelectric power stations
The following page lists hydroelectric power stations that generate power using the run-of-the-river method. This list includes most power stations that are larger than in maximum net capacity, which are currently operational or under constructio ...
*List of tallest dams in the world
This is a list of the tallest dams in the world over in height. The tallest dam in the world is the Jinping-I Dam, an arch dam in China at . The tallest embankment dam and second tallest dam in the world is the Nurek Dam in Tajikistan. The tall ...
*List of hydroelectric power station failures
This is a list of major hydroelectric power station failures due to damage to a hydroelectric power station or its connections. Every generating station trips from time to time due to minor defects and can usually be restarted when the defect h ...
Notes
References
{{Hydropower *Hydroelectric
Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined and ...
Conventional
Power station
A power station, also referred to as a power plant and sometimes generating station or generating plant, is an industrial facility for the generation of electric power. Power stations are generally connected to an electrical grid.
Many p ...