2. Glen Canyon Dam
Capacity: 27,000,000
Reservoir: Lake Powell
State: Arizona
The Glen Canyon Dam ranks second on the list of largest hydroelectric dams in USA. It is made out of over five million cubic yards of concrete. This arch-gravity dam is 710 feet tall. It’s not dedicated to a president, but to the First Lady – Lady Bird Johnson in 1966.
Pixabay / Public Domain
