The Hatogaya Dam is a gravity dam on the Shō River about 2 km (1.2 mi) south of Shirakawa in Gifu Prefecture, Japan. It was constructed between 1954 and 1956. The dam has an associated 43 MW hydroelectric power station which was commissioned in 1956. Of the nine dams on the Shō River it is the eighth furthest downstream.[1]

Hatogaya Dam
Downstream side
Hatogaya Dam is located in Japan
Hatogaya Dam
Location of Hatogaya Dam in Japan
CountryJapan
LocationShirakawa, Gifu Prefecture
Coordinates36°14′54″N 136°53′36″E / 36.24833°N 136.89333°E / 36.24833; 136.89333
PurposePower
StatusOperational
Construction began1954
Opening date1956
Dam and spillways
Type of damGravity
ImpoundsShō River
Height63.2 m (207 ft)
Length331.5 m (1,088 ft)
Dam volume206,000 m3 (269,000 cu yd)
Spillway typeCrest overflow, 6 tainter gates
Reservoir
Total capacity33,539,000 m3 (27,191 acre⋅ft)
Active capacity4,387,000 m3 (3,557 acre⋅ft)
Catchment area580 km2 (220 sq mi)
Surface area1.51 km2 (0.58 sq mi)
Normal elevation550 m (1,800 ft)
Power Station
Operator(s)Kansai Electric Power Co., Inc.
Commission date24 November 1956
Hydraulic head81.2 m (266 ft)
Turbines1 x 43 MW Francis-type
Installed capacity43 MW

See also

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References

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  1. ^ "Kansai Electric Power Hatogaya power plant" (in Japanese). Suiryoku. Retrieved 28 July 2013.