The Wiwon Dam or Weiyuan Dam is a gravity dam on the Yalu River between China and North Korea. It is located 40 km (25 mi) southwest of Ji'an in Jilin Province, China and Wiwon in Chagang Province, North Korea. It was constructed between 1979 and 1987. The dam's six 65 MW generators were commissioned in 1987 and 1988. It is jointly owned and operated by China and North Korea.[1][2]

Wiwon Dam
Wiwon Dam is located in China
Wiwon Dam
Location of Wiwon Dam in China
Official name위원댐,위원발전소,渭原水电站
CountryChina/North Korea
LocationJi'an, Jilin Province/Wiwon County, Chagang Province
Coordinates40°54′05.83″N 125°58′23.77″E / 40.9016194°N 125.9732694°E / 40.9016194; 125.9732694
PurposePower
StatusOperational
Construction began1979
Opening date1987
Dam and spillways
ImpoundsYalu River
Height55 m (180 ft)
Length637 m (2,090 ft)
Elevation at crest171 m (561 ft)
Spillway typeGate-controlled
Reservoir
Total capacity626,000,000 m3 (507,506 acre⋅ft)
Catchment area31,602 km2 (12,202 sq mi)
Normal elevation164 m (538 ft)
Power Station
Commission date1987-1988
Hydraulic head39 m (128 ft) (design)
Turbines6 x 65 MW Francis-type
Installed capacity390 MW
Annual generation1200 GWh

See also

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References

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  1. ^ "Weiyuan hydropower (渭源水电站)" (in Chinese). Neidri. Archived from the original on 4 March 2016. Retrieved 21 June 2013.
  2. ^ 渭源水电站 (in Chinese). iCIBA. Retrieved 21 June 2013.