What We're Showing
This chart ranks the world’s largest nuclear power–producing countries in 2024, measured in terawatt-hours (TWh) of electricity generated, along with their share of global nuclear electricity generation.
The data comes from the Energy Institute’s 2025 Statistical Review of World Energy.
Key Takeaways
- The U.S. remains the nuclear powerhouse, generating 823 TWh in 2024—accounting for 29.2% of global nuclear electricity generation.
- China ranks second at 451 TWh (16%), followed closely by France at 381 TWh (13.5%).
- Russia, South Korea, and Canada round out the top six, collectively making up nearly 17% of world nuclear generation.
- The UAE saw the fastest growth among major producers, up 17.6% year-over-year as new reactors ramped up.
