The Sanbanxi Dam is a concrete face rock-fill embankment dam on the Yuan (Qingshui) River in Jinping County, Guizhou Province, China. The dam houses a hydroelectric power station with 4 x 250 MW generators for a total installed capacity of 1,000 MW.^[1] Construction began in 2001 and was complete by 2006.^[2]

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Sanbanxi Dam
Location of Sanbanxi Dam in China
Country	China
Location	Jinping County, Guizhou Province
Coordinates	26°36′21″N 109°02′54″E
Status	In use
Construction began	2001
Opening date	2006
Dam and spillways
Type of dam	Embankment, concrete face rock-fill
Impounds	Yuan (Qingshui) River
Height	185.5 metres (609 ft)
Length	423.75 metres (1,390 ft)
Dam volume	8,280,000 metres (27,165,354 ft)
Spillways	3
Spillway type	Service, gate-controlled chute on crest
Spillway capacity	13,100 cubic metres per second (462,622 cu ft/s) (max)
Reservoir
Creates	Sanbanxi Reservoir
Total capacity	4,094,000,000 m3 (3,319,060 acre⋅ft)
Power Station
Turbines	4 x 250 MW
Installed capacity	1,000 MW
Annual generation	2.428 billion kWh

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