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]
| 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 |
| 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] |
See also
edit
- Shogawa Goguchi Dam – downstream
- Soyama Dam – upstream
References
edit- ^ "Kansai Electric Power Komaki power plant" (in Japanese). Suiryoku. Retrieved 15 July 2013.
- ^ "Komaki dam" (in Japanese). Japan Dam Handbook. Retrieved 15 July 2013.
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