After its completion in 1971, the dam's hydroelectric power station was largest power plant of any kind in the world until the Grand Coulee reached 6,181 MW in 1983. Image: Flickr: Siemens Check out the top 20 largest dams in the world. It is one of the largest dams in the world. Fort Peck Dam: Fort Peck Dam is the worldâs third largest dam in the world. The dam is also a landmark symbol of the region of Krasnoyarsk and is featured on the Russian 10-ruble banknote. It was built in the year 1968. It an earth-fill embankment type of dam and has one of the largest reservoirs in the country. Lake Diefenbaker has a capacity of 9.4 cubic kilometers. The total cost came out in ⦠There are quite a few dams along the length of the Missouri River, but the Oahe Dam is the largest of them all. The construction of this began in 1933 and got completed in the year 1940. It is the largest dam built across the Missouri River. 3. Itâs also the 5th largest structure in the world by volume. By general definition, a dam is a barrier that impounds water or underground streams, hence tailings dams are relegated to a separate list. Gardiner Dam is Canadaâs largest land dam and one of the largest landfill dams in the world. The Krasnoyarsk Dam supplies most of its power to an aluminum plant. It has annual capacity of 57.1 TWh and was constructed to better manage flooding, silt and water release. With a massive generating capacity of 22.5 GW, the Three Gorges Dam is the biggest hydro dam in the world. The construction of this dam was done when Tajikistan was a part of the Soviet Union and took 19 years to build. The failure of the dam on the Ru River in Chinaâs Zhumadian City was the deadliest dam failure ever. When a dam bursts, there is a sudden release of massive volumes of water which flood areas around the dam causing extreme loss of lives and property. Be aware that data on volume of structure is not as easily available or reliable as data on dam height and reservoir volume. A dam is a barrier that stops or restricts the flow of water or underground streams. The dam creates fourth largest reservoir: Lake Oahe which stretches upto 327 km in USA. The dams attract lots of tourists due to its rich biodiversity. Its Installed capacity is 786 MW. Gardiner was completed in 1967 and created Lake Diefenbaker, today the damâs reservoir. The Tarbela Dam takes the cake as the largest earth-filled dam on planet earth. This dam built on the Vakhsh River in Tajikistan is the tallest dam in the world and has a height of 300 meters. On the upper section of the river sits the 3rd largest dam in the world, the Xiluodu Dam, which is 937 feet tall and 2,300 feet wide. China had begun dreaming up this dam in 1919, and in 2008, it ⦠This dam is located in the northeast Montana in the United States near the Glasgow. Here is a look at some of history's worst dam failures: The 1975 Banqiao Reservoir Dam Failure . The dam is located south of Saskatoon, on the South Saskatchewan River. The following table lists the largest man-made dams by volume of fill/structure. The dam was first constructed to control flooding from the Indus River into the farming villages that sat in the basin.