Takami Dam is a

dam A dam is a barrier that stops or restricts the flow of surface water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation, human consumption, industrial use, a ...

Hokkaidō is Japan's second largest island and comprises the largest and northernmost prefecture, making up its own region. The Tsugaru Strait separates Hokkaidō from Honshu; the two islands are connected by the undersea railway Seikan Tunnel. The la ...

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 has an electrical generation output of 200MW.

History

The dam was constructed to control flooding of the

Shizunai River is a river in Shinhidaka, Hokkaidō, Japan. The Shizunai River drains from the Hidaka Mountains into the Pacific Ocean. Etymology The Shizunai River was known as Shibuchari and Shibechari. This name was derived from ''Shipe-ichan'', meanin ...

and also to generate electricity. It was constructed by

Kajima is one of the oldest and largest construction companies in Japan. Founded in 1840, the company has its headquarters in Motoakasaka, Minato, Tokyo. The company is known for its DIB-200 proposal. The company stock is traded on four leading Jap ...

Aoki Corporation Aoki Corporation was a Japanese construction company founded in 1947. It built many projects in Japan, Hong Kong, and Taiwan, and also invested in non-construction businesses, like hotels. It previously owned the Westin Hotels chain. The company, ...

, and Chizaki Kogyo Construction. It was completed in 1983. Power generation commenced in July 1983. A second power generation unit was completed in April 1993.

Characteristics

The dam is approximately 120 metres high and 435 metres long. The electrical generation output is 200MW. Power is supplied to the

Hokkaido Electric Power Company The (), or for short, is the monopoly electric company of Hokkaidō, Japan. It is also known as Dōden and HEPCO. The company is traded on the Tokyo Stock Exchange (first section), Osaka Securities Exchange (first section), and Sapporo Securit ...

References

{{Dams in Hokkaido 1983 establishments in Japan Dams in Hokkaido Dams completed in 1983 Shinhidaka, Hokkaido