금강
The Daecheong Dam is a combination concrete gravity (made of concrete) and embankment dam (made of earth) on the Geum River, north of Daejeon in South Korea. The multi-purpose dam provides benefits of flood control, water supply and hydroelectric power generation. Construction on the dam began in 1975 and was formally commissioned on 1 December 1980. The high rock-fill dam has a central clay core and has created a reservoir with storage of .