Guijiahu Reservoir

26°08′33″N 105°45′01″E / 26.142607°N 105.750415°E / 26.142607; 105.750415TypeReservoirPrimary inflowsDabang RiverPrimary outflowsDabang RiverBasin countriesChinaBuilt1958First flooded1966Surface area94.7 square kilometres (23,400 acres)Max. depth29 m (95 ft)Water volume17,400,000 m³ (0.0042 cu mi)

Guijiahu Reservoir (simplified Chinese: 桂家湖水库; traditional Chinese: 桂家湖水庫; pinyin: Guìjiāhú Shuǐkù) is a reservoir located in Zhenning Buyei and Miao Autonomous County, Guizhou, China. It covers a total surface area of 94.7 square kilometres (23,400 acres) and has a storage capacity of some 17,400,000 m³ (0.0042 cu mi) of water.

It is called Guijiahu Reservoir due to the dam is located in the Guijiabao Village of Guijia Township (桂家乡桂家堡村).

Construction of the reservoir began in 1958 and were completed in 1966.

The reservoir provide water for irrigation, hydroelectric power and recreational activities.

The dam is 29 m (95 ft) high, 445 m (1,460 ft) long, and 4 m (13 ft) thick, and was completed in 1998.