It consists of four operational reactors; a fifth unit is still under construction.

In 2006, before the start of construction of unit 3, there were 671 workers regularly working at the two operational reactors.

Slovakia has four operational nuclear reactors, commissioned between 1984 and 1999.

The school became home to Missouri's first operational nuclear reactor in 1961.

The nuclear power plant has two fully operational reactors and another three reactors that are partially finished.

The last operational reactor at the plant was shut down in December 2000.

"To have these reactors not operational is tantamount to unilateral nuclear disarmament," says a senior Pentagon official.

Although the country currently has no operational power-generating nuclear reactor, efforts at developing its nuclear power sector continue.

There are currently 165 operational reactors in Europe, not including Russia.

The 582 operational reactors that were built since account for about 14,400 reactor years.