| Maekawa Dam | |
| Location: | Yamagata Prefecture, Japan |
| Dam Length: | 265.5m |
| Dam Height: | 50m |
| Construction Began: | 1971 |
| Opening: | 1982 |
| Res Capacity Total: | 4400 thousand cubic meters |
| Res Catchment: | 21.2 sq. km |
| Res Surface: | 35 hectares |
| Coordinates: | 38.1244°N 140.2328°W |
| Location Map: | Japan |
Maekawa Dam is a rockfill dam located in Yamagata Prefecture in Japan. The dam is used for flood control. The catchment area of the dam is 21.2 km2. The dam impounds about 35 ha of land when full and can store 4400 thousand cubic meters of water. The construction of the dam was started on 1971 and completed in 1982.[1]