The Hisayoshi Dam (久吉ダム, Hisayoshi damu) is a dam located in the city of Hirakawa, Aomori Prefecture in the Tohoku region of Japan.
| Hisayoshi Dam | |
|---|---|
 | |
| Official name | 久吉ダム |
| Country | Japan |
| Location | Hirakawa, Aomori Japan |
| Coordinates | 40°26′33″N 140°41′31″E / 40.44250°N 140.69194°E |
| Purpose | FNW |
| Status | Operational |
| Construction began | 1980 |
| Opening date | 1995 |
| Built by | Obayashi Corporation |
| Operator(s) | Aomori Prefecture |
| Dam and spillways | |
| Type of dam | Gravity dam |
| Impounds | Hirakawa River |
| Height | 57 meters |
| Length | 317 meters |
| Reservoir | |
| Creates | Lake Omokage |
| Total capacity | 6,730,000 m³ |
| Active capacity | 6,070,000 m³ |
| Catchment area | 21.8 km² |
| Surface area | 41 hectares |
The dam is a concrete gravity dam across the Hirakawa River, a tributary of the Iwaki River. Construction on the dam was begun in 1980 by a consortium led by the Obayashi Corporation, and the dams as completed in 1995. across the Kodomari River. It is a multipurpose dam to provide water for irrigation, flood control and drinking water.
External links
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