New Finnish Nuclear Power Plant (UPM-Kymmene & Stora Enso) New Finnish Nuclear Power Plant Upm-kymmene Stora Enso. Olkiluoto.info. Olkiluoto Nuclear Power Plant. The Olkiluoto Nuclear Power Plant (Finnish: Olkiluodon ydinvoimalaitos) is on Olkiluoto Island, which is on the shore of the Gulf of Bothnia in the municipality of Eurajoki in western Finland. It is one of Finland's two nuclear power plants, the other being the two-unit VVER Loviisa Nuclear Power Plant. The plant is owned and operated by Teollisuuden Voima (TVO), a subsidiary of Pohjolan Voima.
The Olkiluoto plant consists of two Boiling Water Reactors (BWRs) with 860 MWe each. Units 1 and 2[edit] Major upgrades were carried out to the units in 2010 and 2011, including replacement of turbines and generators, isolation valves, electrical switchgear and seawater pumps. The upgrades increased the net electrical output by 20 MW to 880 MW each.[11] Unit 3[edit] Olkiluoto 3 in 2009.
The construction of the unit began in 2005. At the start of construction, the main contractor was Areva NP, a joint venture of Areva and Siemens. Timeline[edit] Construction delays[edit] Cost[edit] Criticism[edit]