Komaki Dam

Komaki Dam

Downstream face
Location of Komaki Dam in Japan
Country Japan
Location Shogawa, Toyama Prefecture
Coordinates 36°33′24″N 137°0′30″E / 36.55667°N 137.00833°E / 36.55667; 137.00833Coordinates: 36°33′24″N 137°0′30″E / 36.55667°N 137.00833°E / 36.55667; 137.00833
Purpose Power
Status Operational
Construction began 1925
Opening date 1930
Dam and spillways
Type of dam Arch gravity
Impounds Shō River
Height 79.2 m (260 ft)
Length 300.8 m (987 ft)
Dam volume 289,000 m3 (378,000 cu yd)
Spillway type Crest overflow, 17 tainter gates
Reservoir
Total capacity 37,957,000 m3 (30,772 acre·ft)
Active capacity 18,858,000 m3 (15,288 acre·ft)
Catchment area 1,100 km2 (420 sq mi)
Surface area 145 ha (360 acres)
Power station
Operator(s) Kansai Electric Power Co., Inc.
Commission date 5 November 1930
Hydraulic head 68.46 m (224.6 ft)
Turbines 4 x 22.55 MW Francis-type
Installed capacity 90.2 MW[1]

The Komaki Dam is an arch-gravity dam on the Shō River about 2.5 km (1.6 mi) southeast of Shogawa in Toyama Prefecture, Japan. It was constructed between 1925 and 1930. The dam has an associated 90.2 MW hydroelectric power station which was commissioned in 1930. Of the nine dams on the Shō River it is the second furthest downstream.[2]

See also

References

  1. "Kansai Electric Power Komaki power plant" (in Japanese). Suiryoku. Retrieved 15 July 2013.
  2. "Komaki dam" (in Japanese). Japan Dam Handbook. Retrieved 15 July 2013.
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