Wujie Dam () is a concrete

gravity dam A gravity dam is a dam constructed from concrete or stone masonry and designed to hold back water by using only the weight of the material and its resistance against the foundation to oppose the horizontal pressure of water pushing against it. ...

on the

Zhuoshui River The Zhuoshui River, also spelled Choshui or Jhuoshuei River, () is the longest river in Taiwan. It flows from its source in Nantou County up to the western border of the county, subsequently forming the border between Yunlin County and Changhua ...

in Ren'ai Township,

Nantou County Nantou County (; Hokkien POJ: ''Lâm-tâu-koān''; Hakka PFS: ''Nàm-thèu-yen'') is the second largest county of Taiwan by area, located in the central part of the country. It is also the only non-coastal county in Taiwan. Its name derives fro ...

Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia, at the junction of the East and South China Seas in the northwestern Pacific Ocean, with the People's Republic of China (PRC) to the northwest, Japan to the nort ...

. The dam was built in two stages, from 1919 to 1922 and 1927–1934, and serves primarily to divert water from the Zhuoshui River to a storage reservoir at

Sun Moon Lake Sun Moon Lake (; Thao: ''Zintun'') is a lake in Yuchi Township, Nantou County, Taiwan. It is the largest body of water in Taiwan. The area around the lake is home to the Thao tribe, one of aboriginal tribes of Taiwan. Sun Moon Lake surround ...

and its associated

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 ...

projects (

Mingtan Pumped Storage Hydro Power Plant The Mingtan Dam () is a dam that spans the Shuili River about downstream from the outlet of Sun Moon Lake in central Taiwan with a height of about . It forms Mingtan Reservoir which is the lower reservoir for the Mingtan Pumped Storage Hydro ...

and

Minhu Pumped Storage Hydro Power Station The Minghu Dam (, renamed the Takuan Dam, is a concrete gravity dam on the Shuili River located north of Shuili Township in Nantou County, Taiwan. The reservoir formed by the dam serves as the lower reservoir for the Minhu Pumped Storage Hydr ...

). During the

Japanese occupation of Taiwan The island of Taiwan, together with the Penghu Islands, became a dependency of Japan in 1895, when the Qing dynasty ceded Fujian-Taiwan Province in the Treaty of Shimonoseki after the Japanese victory in the First Sino-Japanese War. The sh ...

it was known as Bukai Dam. The dam is located in a narrow gorge about northeast of Sun Moon Lake. It is high and long, forming a reservoir with a design capacity of , now mostly silted up. The diversion tunnel to Sun Moon Lake has a diameter of , with a diversion capacity of . The

spillway A spillway is a structure used to provide the controlled release of water downstream from a dam or levee, typically into the riverbed of the dammed river itself. In the United Kingdom, they may be known as overflow channels. Spillways ensure tha ...

of the dam consists of six gates with a capacity of .

References

1934 establishments in Taiwan Dams completed in 1934 Dams in Nantou County Gravity dams {{taiwan-dam-stub

See also

References