The Ma'an Dam (traditional Chinese: 馬鞍壩; simplified Chinese: 马鞍坝; pinyin: Mǎ'ān Bà, 'Saddle Dam') is a concrete gravity barrage dam on the Dajia River in Heping District, Taichung, Taiwan. The dam is the final stage in a cascade of hydroelectric power plants along the Dajia River and is located below the Tienlun Dam.

Ma'an Dam 馬鞍壩
Location of Ma'an Dam 馬鞍壩 in Taichung
Location	Heping, Taichung, Taiwan
Coordinates	24°11′03″N 120°54′50″E
Purpose	hydroelectricity
Status	Operational
Construction began	1992
Opening date	1998
Dam and spillways
Type of dam	concrete gravity barrage dam
Impounds	Dajia River
Height	16.3 m (53 ft)
Length	229.5 m (753 ft)
Spillways	9
Spillway capacity	6,380 m3/s (225,000 cu ft/s)
Reservoir
Total capacity	965,000 m3 (782 acre⋅ft)
Power Station
Turbines	2 X 66.735 MW
Installed capacity	133.47 MW
Annual generation	410.2 GWh

Built from 1992 to 1998, the dam is 16.3 m (53 ft) high and 229.5 m (753 ft) long, storing up to 965,000 m³ (782 acre⋅ft) in its reservoir. The service spillway of the dam consists of nine gates with a combined capacity of 6,380 m³/s (225,000 cu ft/s).[1]

The dam supplies water through a tunnel to a 133.47 MW power station near Xinshe with two 66.735 MW turbines, generating 410.2 million kilowatt hours per year.[2]

See also

• List of power stations in Taiwan
• List of dams and reservoirs in Taiwan
• Electricity sector in Taiwan

References

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