| Haccho Dam | |
| Location: | Saga Prefecture, Japan |
| Dam Length: | 346.6m |
| Dam Height: | 24.6m |
| Construction Began: | 1973 |
| Opening: | 1982 |
| Res Capacity Total: | 347 thousand cubic meters |
| Res Catchment: | 1.3 sq. km |
| Res Surface: | 6 hectares |
| Coordinates: | 33.3131°N 130.1489°W |
| Location Map: | Japan |
Haccho Dam is a rockfill dam located in Saga Prefecture in Japan. The dam is used for agriculture. The catchment area of the dam is 1.3 km2. The dam impounds about 6 ha of land when full and can store 347 thousand cubic meters of water. The construction of the dam was started on 1973 and completed in 1982.[1]