Tominaga Dam (富永ダム) is a dam in the city of Toyota in the

Aichi Prefecture is a prefecture of Japan located in the Chūbu region of Honshū. Aichi Prefecture has a population of 7,552,873 () and a geographic area of with a population density of . Aichi Prefecture borders Mie Prefecture to the west, Gifu Prefectur ...

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the north ...

. It is a concrete

Gravity dam A gravity dam is a dam constructed from concrete or stone masonry and designed to hold back water by using only the weight of the material and its resistance against the foundation to oppose the horizontal pressure of water pushing against it. ...

that stands at a height of approximately and generates power for Chubu Electric Power.

History

After the Second World War, Chubu Electric Power, which had been expanding its power supply facilities, made plans to construct their fourth large-scale pumped-storage hydroelectric plant in the

Yahagi River , a historical Japanese occupation equivalent to "fletcher", may refer to: * Yahagi, a former village now part of Rikuzentakata, Iwate, Japan * Yahagi Domain, Shimōsa Province, now in Chiba Prefecture, Japan * , several ships * Rikuzen-Yahagi S ...

system following the Hatanagi, Takane, and Mazegawa dams. Hydroelectric power stations in Japan Dams in Aichi Prefecture Dams completed in 1980 {{Japan-powerstation-stub