Construction time for new nuclear reactors worldwide 2022
median construction time for reactors connected to the grid in 2022 was 89 months.
The construction time for new nuclear reactors that were connected to the grid in 2022 was between seven and 17 years. That year, Shin Hanul 1, in South Korea, and Olkiluoto 3, in Finland, were the nuclear units with the longest construction time, while Pakistan's Karachi 3 had the shortest. The