As of July 2023, most nuclear reactors in the world had been operational for over 30 years. At the time, the mean age of reactors was 31.4 years, with 71 nuclear reactors having been connected to the power grid within the last 10 years. The United States was home to the largest number of operable nuclear reactors.
Number of operable nuclear reactors worldwide as of July 2023, by average age
Age in years
Number of reactors
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Mycle Schneider Consulting, & Various sources (Friedrich-Ebert-Stiftung, Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (Germany), Federal Office for the Safety of Nuclear Waste Management (Germany), Natural Resources Defense Council, Heinrich-Böll-Stiftung, EWS Schönau, The Greens/EFA, Schweizerische Energie-Stiftung SES). (December 12, 2023). Number of operable nuclear reactors worldwide as of July 2023, by average age [Graph]. In Statista. Retrieved July 22, 2024, from https://www.statista.com/statistics/517060/average-age-of-nuclear-reactors-worldwide/
Mycle Schneider Consulting, und Various sources (Friedrich-Ebert-Stiftung, Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (Germany), Federal Office for the Safety of Nuclear Waste Management (Germany), Natural Resources Defense Council, Heinrich-Böll-Stiftung, EWS Schönau, The Greens/EFA, Schweizerische Energie-Stiftung SES). "Number of operable nuclear reactors worldwide as of July 2023, by average age." Chart. December 12, 2023. Statista. Accessed July 22, 2024. https://www.statista.com/statistics/517060/average-age-of-nuclear-reactors-worldwide/
Mycle Schneider Consulting, Various sources (Friedrich-Ebert-Stiftung, Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (Germany), Federal Office for the Safety of Nuclear Waste Management (Germany), Natural Resources Defense Council, Heinrich-Böll-Stiftung, EWS Schönau, The Greens/EFA, Schweizerische Energie-Stiftung SES). (2023). Number of operable nuclear reactors worldwide as of July 2023, by average age. Statista. Statista Inc.. Accessed: July 22, 2024. https://www.statista.com/statistics/517060/average-age-of-nuclear-reactors-worldwide/
Mycle Schneider Consulting, and Various sources (Friedrich-Ebert-Stiftung, Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (Germany), Federal Office for the Safety of Nuclear Waste Management (Germany), Natural Resources Defense Council, Heinrich-Böll-Stiftung, EWS Schönau, The Greens/EFA, Schweizerische Energie-Stiftung SES). "Number of Operable Nuclear Reactors Worldwide as of July 2023, by Average Age." Statista, Statista Inc., 12 Dec 2023, https://www.statista.com/statistics/517060/average-age-of-nuclear-reactors-worldwide/
Mycle Schneider Consulting & Various sources (Friedrich-Ebert-Stiftung, Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (Germany), Federal Office for the Safety of Nuclear Waste Management (Germany), Natural Resources Defense Council, Heinrich-Böll-Stiftung, EWS Schönau, The Greens/EFA, Schweizerische Energie-Stiftung SES), Number of operable nuclear reactors worldwide as of July 2023, by average age Statista, https://www.statista.com/statistics/517060/average-age-of-nuclear-reactors-worldwide/ (last visited July 22, 2024)
Number of operable nuclear reactors worldwide as of July 2023, by average age [Graph], Mycle Schneider Consulting, & Various sources (Friedrich-Ebert-Stiftung, Federal Ministry for the Environment, Nature Conservation, Nuclear Safety and Consumer Protection (Germany), Federal Office for the Safety of Nuclear Waste Management (Germany), Natural Resources Defense Council, Heinrich-Böll-Stiftung, EWS Schönau, The Greens/EFA, Schweizerische Energie-Stiftung SES), December 12, 2023. [Online]. Available: https://www.statista.com/statistics/517060/average-age-of-nuclear-reactors-worldwide/