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🇫🇮 Olkiluoto

Name: Olkiluoto
Address: Finland

Nuclear power plant · Finland

Operational

Capacity≈2,920 MW

Units4

First Online1979

Construction Start1974

Reactor TypeBWR, PWR

Coordinates61.235, 21.444

Olkiluoto is a nuclear power station in Finland. Of its 4 recorded unit(s), 3 reactors are operational. Combined net capacity of the operating units is about 2,920 MW. The first unit reached commercial operation in 1979. Reactor technology on site: BWR, PWR.

Reactor units at Olkiluoto

Unit	Status	Reactor type	Net capacity	Key dates
Olkiluoto-1	Operational	BWR AA-III, BWR-2500	660 MW	Construction 1974 · Grid 1979
Olkiluoto-2	Operational	BWR AA-III, BWR-2500	660 MW	Construction 1975 · Grid 1982
Olkiluoto-3	Operational	PWR EPR	1,600 MW	Construction 2005 · Grid 2023
Olkiluoto-4	Planned	—	—	—

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Contains information from GeoNuclearData, made available under the ODbL. Sources & methodology. Data compiled from open datasets (GeoNuclearData and operator reports); figures are approximate — verify official status with IAEA PRIS. See the Finland nuclear overview or browse all nuclear sites.