High Quality Content by WIKIPEDIA articles! The Olkiluoto Nuclear Power Plant (Finnish: Olkiluodon ydinvoimalaitos) is on Olkiluoto Island (fi), 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 Loviisa Nuclear Power Plant. The Olkiluoto plant is operated by Teollisuuden Voima (TVO), a nuclear plant operator that is owned by a consortium of Finnish industrial and power companies.