The Franco-German EPR at the Olkiluoto site of Finnish operator TVO in Eurajoki, first connected to the grid in March 2022 and in regular production from 16 April 2023, more than a decade behind its original schedule. Producing at about 1,600 megawatts, 1,575 net, TVO calls it the largest nuclear power plant unit in Europe, and with it about thirty percent of Finnish electricity is produced at Olkiluoto; TVO completed final takeover of the unit from its suppliers in June 2025.
Facts
Facility Type LocationOlkiluoto, Eurajoki, Finland 1 Capacity (MW)Operator figure of about 1,600 MW; the World Nuclear Association table gives 1,575 MWe net. Commissioned YearFirst grid connection March 2022; regular production from 16 April 2023. Connections
Associated With
Source World Nuclear Association Information Library
Uses Source
Source Teollisuuden Voima Official Site
Sources
1. Teollisuuden Voima Official Site
Teollisuuden Voima OyjReleases 2023, Regular electricity production has started at Olkiluoto 3
about 30 percent of Finnish electricity is produced in Olkiluoto
Operating status, entity description
in regular production from 16 April 2023, more than a decade behind its original schedule.
View the Source 2. World Nuclear Association Information Library
World Nuclear AssociationCountry Profiles, Finland, Nuclear power industry
an EPR supplied by Areva and Siemens is operated by TVO
Country Profiles, Finland, Olkiluoto 3
First grid connection was in March 2022 but regular electricity production only commenced in mid-April 2023
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