The third generation unit was built from December 2005 to November 2007.

It was commissioned in 1982 with its newest generation unit installed in 1990.

The first generation unit of the Irganai hydropower station was launched in 1998.

The second generation unit was launched in 2001.

Industry experts say they believe that one of those generation units will be a fuel cell.

On May 5, 1984, the first generation unit started running in Itaipu.

This increase in capacity will allow for 18 generation units to remain running all of the time while two stay down for maintenance.

The Harris hydropower facility has two generation units with a combined 135-megawatt generating capacity.

There are two generation units with a total capacity of 1160 MW.

Page is also the home of two of the largest electrical generation units in the western United States.