Nuclear power plants in Finland

Finland has four nuclear power plant units in electricity production. Two of these are located in Olkiluoto, Eurajoki, and two in Loviisa.

Finland’s fifth nuclear power plant unit is under construction in Olkiluoto and the plans for constructing Finland’s sixth nuclear power plant unit in Pyhäjoki are underway.

Loviisa Nuclear Power Plant: Loviisa 1 and Loviisa 2

The two nuclear power plant units located in Hästholmen, Loviisa, are owned by Fortum Power and Heat Oy. Loviisa 1 was taken into commercial use in 1977 and Loviisa 2 in 1981. In terms of its type, the Loviisa facility is a pressurised water reactor facility. The net electric power of both units is 496 Mwe.

Plant unit Start-up Commercial use Nominal electric power
(gross/net, MW)
Type, supplier
Loviisa 1 8 February 1977 9 May 1977 520/496 Pressurised water
reactor (PWR),
Atomenergoexport
Loviisa 2 4 November 1980 5 January 1981 520/496 Pressurised water
reactor (PWR),
Atomenergoexport

               
Olkiluoto nuclear power plant: Olkiluoto 1 and Olkiluoto 2

The two nuclear power plant units located in Olkiluoto, Eurajoki, are owned by Teollisuuden Voima Oyj (TVO). Olkiluoto 1 was taken into commercial use in 1979 and Olkiluoto 2 in 1982. In terms of its type, the Olkiluoto facility is a boiling water reactor facility. The net electric power of both units is 880 MWe.             

Plant unit Start-up Commercial use Nominal electric power
(gross/net, MW)
Type, supplier
Olkiluoto 1 2 September 1978 10 October 1979 910/880 Boiling water
reactor (BWR),
Asea Atom
Olkiluoto 2 18 February 1980 1 July 1982 910/880  Boiling water
reactor (BWR),
Asea Atom

               
             

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