Okurodani Dam

Okurodani Dam

Overhead of the dam and reservoir in 1977
Location of Okurodani Dam in Japan
Country Japan
Location Shōkawa, Gifu Prefecture
Coordinates 36°02′27.45″N 136°52′54.01″E / 36.0409583°N 136.8816694°E / 36.0409583; 136.8816694Coordinates: 36°02′27.45″N 136°52′54.01″E / 36.0409583°N 136.8816694°E / 36.0409583; 136.8816694
Purpose Power
Status Operational
Construction began 1969
Opening date 1971
Dam and spillways
Type of dam Embankment, rock-fill
Impounds Oshirakawa River
Height 34 m (112 ft)
Length 140 m (460 ft)
Elevation at crest 971 m (3,186 ft)
Width (crest) 8 m (26 ft)
Dam volume 279,600 m3 (365,700 cu yd)
Spillway type Crest overflow, 1 tainter gate
Reservoir
Total capacity 765,000 m3 (620 acre·ft)
Active capacity 220,000 m3 (180 acre·ft)
Catchment area 64.6 km2 (24.9 sq mi)
Surface area 87 m2 (0.021 acres)
Normal elevation 967 m (3,173 ft)
Power Station
Operator(s) Kansai Electric Power Co., Inc.
Commission date 4 November 1971
Hydraulic head 210.8 m (692 ft)
Turbines 1 x 21.2 MW Francis-type
Installed capacity 21.2 MW

The Okurodani Dam is a rock-fill dam on the Oshirakawa River (a tributary of the Shō River) about 7 km (4.3 mi) west of Shōkawa in Gifu Prefecture, Japan. It was constructed between 1969 and 1971. The dam has an associated 21.2 MW hydroelectric power station located about 3.5 km (2.2 mi) downstream which was commissioned in 1971.[1]

See also

References

  1. "Power Development Onoe Township power plant" (in Japanese). Suiryoku. Retrieved 28 July 2013.
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