Aso Tateno Dam
| Aso Tateno Dam | |
|---|---|
The dam during construction in 2022 | |
Aso Tateno Dam Location of Aso Tateno Dam in Kumamoto Prefecture Aso Tateno Dam Aso Tateno Dam (Kyushu) Aso Tateno Dam Aso Tateno Dam (Japan) | |
| Official name | Aso Tateno Damu (阿蘇立野ダム) |
| Location | Minamiaso, Kumamoto Prefecture, Japan |
| Coordinates | 32°52′30″N 130°58′25″E / 32.87500°N 130.97361°E |
| Construction began | 1983 |
| Opening date | April 2024 |
| Construction cost | ¥127 billion (US$1.16 billion) |
| Built by | Kyushu Regional Development Bureau |
| Dam and spillways | |
| Height | 83 m (272 ft) |
| Length | 197 m (646 ft) |
| Reservoir | |
| Total capacity | 10.1×106 m3 (357,000,000 ft3) |
| Catchment area | 383 km2 (148 sq mi) |
| Surface area | 36 ha (89 acres) |
Aso Tateno Dam (Japanese: 阿蘇立野ダム, Hepburn: Aso Tateno Damu), formerly Tateno Dam (Japanese: 立野ダム, Hepburn: Tateno Damu), is a dry dam located in Minamiaso, Kumamoto Prefecture, in Japan. The dam is used for flood control. The dam started construction in 1983, but was only completed and opened in April 2024.