Okurodani Dam

Dam in Shōkawa, Gifu Prefecture
36°02′27.45″N 136°52′54.01″E / 36.0409583°N 136.8816694°E / 36.0409583; 136.8816694PurposePowerStatusOperationalConstruction began1969Opening date1971Dam and spillwaysType of damEmbankment, rock-fillImpoundsOshirakawa RiverHeight34 m (112 ft)Length140 m (460 ft)Elevation at crest971 m (3,186 ft)Width (crest)8 m (26 ft)Dam volume279,600 m3 (365,700 cu yd)Spillway typeCrest overflow, 1 tainter gateReservoirTotal capacity765,000 m3 (620 acre⋅ft)Active capacity220,000 m3 (180 acre⋅ft)Catchment area64.6 km2 (24.9 sq mi)Surface area87 m2 (0.021 acres)Normal elevation967 m (3,173 ft)Power StationOperator(s)Kansai Electric Power Co., Inc.Commission date4 November 1971Hydraulic head210.8 m (692 ft)Turbines1 x 21.2 MW Francis-typeInstalled capacity21.2 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

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  • Miboro Dam – downstream on the Shō River

References

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