Futai Dam
The 201st tallest dam in the world
Futai Dam is a dam in Yuzawa, Niigata Prefecture, Japan, completed in 1978. Futai Dam is a dam constructed on the Kiyotsu River, Shinano River System, found in Yuzawa, Niigata Prefecture, Japan. The 87-meter high rock-fill dam forms the lower reservoir of J-POWER's (Electric Power Development Co., Ltd) large-scale pumped-storage hydroelectric power stations Oku-Seizu and Oku-Seizu No. 2. Water is continually transferred between the upper reservoir and Kassa dam (Lake Tashiro) and the lower reservoir, providing up to 1600 megawatts of electricity.
Dam data from Wikidata (CC0) plus curated additions. Summary from Wikipedia (CC BY-SA).