It was built between 1975 and 1982. The reservoir began its formation on October 13, 1982. The plant started generating power in 1984.
The iron and steel used would allow for the construction of 380 Eiffel Towers. The volume of excavation of earth and rock in Itaipu is 8.5 times greater than that of the Channel Tunnel and the volume of concrete is 15 times greater.
In the period 2010-2019, the Itaipu Dam maintained the highest average annual hydroelectric production in the world averaging 92.7 TWh per year