The combined capacity of nuclear power plants in the United States is the highest worldwide, with approximately ** gigawatts electric installed as of August 2025. A total of **reactors operating in the country account for this generation capacity.
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World Nuclear Association. (August 6, 2025). Nuclear power capacity of operational reactors worldwide as of August 2025, by leading country (in megawatts electric) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 20, 2026, from /statistics/1329586/operable-nuclear-power-capacity-by-country/
World Nuclear Association. "Nuclear power capacity of operational reactors worldwide as of August 2025, by leading country (in megawatts electric)." Chart. August 6, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 20, 2026. /statistics/1329586/operable-nuclear-power-capacity-by-country/
World Nuclear Association. (2025). Nuclear power capacity of operational reactors worldwide as of August 2025, by leading country (in megawatts electric). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 20, 2026. /statistics/1329586/operable-nuclear-power-capacity-by-country/
World Nuclear Association. "Nuclear Power Capacity of Operational Reactors Worldwide as of August 2025, by Leading Country (in Megawatts Electric)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 6 Aug 2025, /statistics/1329586/operable-nuclear-power-capacity-by-country/
World Nuclear Association, Nuclear power capacity of operational reactors worldwide as of August 2025, by leading country (in megawatts electric) ÌÇÐÄÆƽâ°æ, /statistics/1329586/operable-nuclear-power-capacity-by-country/ (last visited July 20, 2026)
Nuclear power capacity of operational reactors worldwide as of August 2025, by leading country (in megawatts electric) [Graph], World Nuclear Association, August 6, 2025. [Online]. Available: /statistics/1329586/operable-nuclear-power-capacity-by-country/
