Overview
The largest dam in United States by structural volume is Fort Peck Dam at 96 million m3. At second and third, are Oahe Dam with a structure volume of 70.30 million m3 and Oroville Dam at 59.60 million m3.The structural volumes of major dams in United States range from 2.48 million m3 to 96 million m3, with the average being 43.9 million m3.
Compare Fort Peck Dam with New Bullards Bar Dam
The structural volume of a dam is the total space occupied by the materials forming the dam structure computed between abutments and from top to bottom of dam. The abutment refers to the part of the valley side against which the dam is constructed.
Interactive Chart
Top 15 ranks, by structure volume in descending order ( rank and segment full dataset - 113 items )
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Here are the largest dams by structural volume in United States.
Fort Peck Dam is an embankment dam located in Fort Peck, Montana, United States (North America). It was completed in 1940 (82 years old).
The installed capacity of Fort Peck Dam is 185MW. The embankment dam stands 76.40 meters tall and can impound up to 23 billion m3 of water. Its structural volume is 96 million m3.
Located in Hughes/Stanley counties, South Dakota, United States, Oahe Dam is an embankment dam. It was built in 1963 (59 years since completion).
The installed capacity of Oahe Dam is 786MW. The embankment dam stands 75 meters tall and can impound up to 29 billion m3 of water. Its structural volume is 70.30 million m3.
Compare Oahe Dam with Robert-Bourassa Generating Station from Canada.
Oroville Dam is a 54-year-old embankment dam (completed in 1968). It is located in Oroville, California, United States (North America).
Oroville Dam is the 3rd tallest dam in North America. The embankment dam stands at a height of 230 meters and impounds up to 4.36 billion m3 of water. Oroville Dam has a structural volume of 59.60 million m3 and an installed capacity of 819MW.
Completed in 1968, San Luis Dam is a 54-year-old embankment dam. It is also known as B.F. Sisk Dam and is located in Merced County, California, United States (North America).
The embankment dam has an installed capacity of 424MW. San Luis Dam stands 116 meters tall and can impound up to 2.14 billion m3 of water. Its structural volume is 59.37 million m3.
Garrison Dam is located in McLean/Mercer Counties, North Dakota, United States (North America). The embankment dam was completed in 1954 (68 years old).
The structural height of Garrison Dam is 64 meters while its structural volume of 50.80 million m3. The embankment dam can hold up to 29 billion m3 of water.
Compare Garrison Dam with Fort Randall Dam from United States.
Cochiti Dam is located in Cochiti Pueblo, Sandoval County, New Mexico, United States (North America). The embankment dam was completed in 1975 (47 years old).
The embankment dam stands at a height of 76.50 meters and impounds up to 0.73 billion m3 of water. Cochiti Dam has a structural volume of 50.20 million m3.
Fort Randall Dam is located in Gregory County/Charles Mix County, South Dakota, United States (North America). The embankment dam was completed in 1953 (69 years old).
The embankment dam has an installed capacity of 320MW. Fort Randall Dam stands 50.30 meters tall and can impound up to 6.70 billion m3 of water. Its structural volume is 38.20 million m3.
Grand Coulee Dam is located in Washington State, United States (North America). The gravity dam was completed in 1942 (80 years old).
Grand Coulee Dam is the largest hydroelectric dam in North America by installed capacity. The gravity dam has an installed capacity of 6,809MW. Grand Coulee Dam stands 168 meters tall and can impound up to 12 billion m3 of water. Its structural volume is 9.16 million m3.
Bath County Pumped Storage Station.
Located in Bath County, Virginia, United States, Bath County Pumped Storage Station is an embankment dam. It was built in 1985 (37 years since completion).
Bath County Pumped Storage Station is the 2nd largest hydroelectric dam in United States by installed capacity. The embankment dam stands at a height of 41 meters and impounds up to 0.03 billion m3 of water. Bath County Pumped Storage Station has a structural volume of 3.10 million m3 and an installed capacity of 3,003MW.
Compare Bath County Pumped Storage Station with Tarbela Dam from Pakistan.
Compare Bath County Pumped Storage Station with Kárahnjúkar Hydropower Plant from Iceland.
Dams Lists
Largest Dams by Installed Capacity (MW): world | Asia | Europe | North America | South America | USA | Canada | Australia | UK
Tallest Dams: world | Asia | Europe | North America | South America | USA | Canada | Australia | UK
Dams with Largest Structural Volume: world | Asia | Europe | North America | South America | USA | Canada | Australia | UK
Dams with Largest Reservoir Volume: world | Asia | Europe | North America | South America | USA | Canada | Australia | UK
Largest/tallest Dams by Type: Arch Dams | Embankment Dams | Gravity Dams | Arch-Gravity Dams | Buttress Dams