Global Nuclear Power Generation

Updated on 05.15.2023
High School
Life and earth sciences

5 min read

production from nuclear remains stable at around 10% of the world mix. China still drives the sector, whereas Japan is gradually stepping up its production after the Fukushima accident.
At the end of 2019, there were 443 fully operational nuclear reactors in the world, in 30 different countries.  

Global Nuclear Power Generation (in terawatt-hours – TWh)

Source: BP Statistical Review 2022
Country 2020 2021 Share of Nuclear Power in Domestic Electricity Generation
US 831,5 819,1 29,3%
China 366,2 407,5 14,6%
France 353,8 379,4 13,5%
Russia 215,9 222,4 7,9%
South Korea 160,2 158,0 5,6%
Canada 97,5 92,0 3,3%
Ukraine 76,2 86,2 3,1%
Germany 64,4 69,0 2,5%
Japan 43,0 61,2 2,2%
Spain 58,3 56,5 2,0%
Sweden 49,2 53,1 1,9%
Belgium 34,4 50,6 1,8%
United Kingdom 50,3 45,9 1,6%
Total World 2 694 2 800 100%

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