Haneji Dam
The Haneji Dam (羽地ダム) is a rock-fill embankment dam on the Haneji River in Nago, Okinawa Prefecture, Japan. The purpose of the dam is flood control and water supply.
| Haneji Dam | |
|---|---|
| Official name | 羽地ダム |
| Country | Japan |
| Coordinates | 26°36′26″N 128°01′19″E |
| Status | Operational |
| Construction began | 1981 |
| Opening date | 2004 |
| Owner(s) | Okinawa General Bureau |
| Dam and spillways | |
| Type of dam | Embankment, rock-fill |
| Height | 67 m (220 ft) |
| Length | 198 m (650 ft) |
| Elevation at crest | 74 m (243 ft) |
| Dam volume | 1,050,000 m3 (1,373,348 cu yd) |
| Reservoir | |
| Total capacity | 19,800,000 m3 (16,052 acre⋅ft) |
| Active capacity | 19,200,000 m3 (15,566 acre⋅ft) |
| Catchment area | 11 km2 (4 sq mi) |
| Surface area | 1 km2 (247 acres) |
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