Hayachine Dam
| Hayachine Dam | |
|---|---|
 | |
| Official name | 早池峰ダム |
| Location | Hanamaki, Iwate, Japan |
| Coordinates | 39°31′53″N 141°20′22″E / 39.53139°N 141.33944°ECoordinates: 39°31′53″N 141°20′22″E / 39.53139°N 141.33944°E |
| Construction began | 1982 |
| Opening date | 2000 |
| Operator(s) | Iwate Prefecture |
| Dam and spillways | |
| Type of dam | Concrete gravity dam |
| Impounds | Hienuki River |
| Height | 73.5 meters |
| Length | 390.0 meters |
| Reservoir | |
| Creates | Hayachine Lake |
| Total capacity | 15,750,000 m3 |
| Catchment area | 71.5 km2 |
| Power station | |
| Operator(s) | Iwate Prefecture |
| Annual generation | 3000 KW |
The Hayachine Dam (早池峰ダム Hayachine damu) is a dam on the Hienuki River, a branch of the Kitakami River, located in Hanamaki, Iwate Prefecture on the island of Honshū, Japan.
History
Hayachine Dam is one a series of five multipurpose dams built directly on the Kitakami River and its major tributaries, starting with the Tase Dam in 1941. The dam was intended to provide industrial and drinking water for the growing city of Hanamaki, as well as irrigation water, flood control and hydroelectric power. The dam was completed by the Kajima Corporation in 2000.
Design
The Hayachine Dam is a concrete gravity arch dam. The associated hydroelectric power plant has an installed capacity of 3000 KW.
References
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Wikimedia Commons has media related to Dams in Iwate prefecture. |
- Japan Commission on Large Dams. Dams in Japan: Past, Present and Future. CRC Press (2009). ISBN 978-0-415-49432-8
- photo page with data ((Japanese)
- Iwate Prefectural home page (Japanese)
- Kajima Corporation Home page (Japanese)
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