| Niikappu Dam | |
| Location: | Hokkaido Prefecture, Japan |
| Dam Length: | 326m |
| Dam Height: | 102.8m |
| Construction Began: | 1970 |
| Opening: | 1974 |
| Res Capacity Total: | 145000 thousand cubic meters |
| Res Catchment: | 309.9 sq. km |
| Res Surface: | 435 hectares |
| Coordinates: | 42.6067°N 142.5569°W |
| Location Map: | Japan |
Niikappu Dam is a rockfill dam located in Hokkaido Prefecture in Japan. The dam is used for power production. The catchment area of the dam is 309.9 km2. The dam impounds about 435 ha of land when full and can store 145000 thousand cubic meters of water. The construction of the dam was started on 1970 and completed in 1974.[1]