| Country | As of July 2024 | 2023 | ||
|---|---|---|---|---|
| Number of Nuclear Units | Nuclear Capacity (MW) | Nuclear Generation (GWh) | Nuclear Fuel Share (%) | |
| Argentina | 3 | 1,641 | 8,963 | 6.3 |
| Armenia | 1 | 416 | 2,512 | 31.1 |
| Belarus | 2 | 2,220 | 10,997 | 28.6 |
| Belgium | 5 | 3,908 | 31,289 | 41.2 |
| Brazil | 2 | 1,884 | 13,695 | 2.2 |
| Bulgaria | 2 | 2,006 | 15,488 | 40.5 |
| Canada | 19 | 13,699 | 83,465 | 13.7 |
| China | 56 | 54,152 | 406,484 | 4.9 |
| Czech Republic | 6 | 3,934 | 28,728 | 40.0 |
| Finland | 5 | 4,394 | 32,759 | 42.0 |
| France | 56 | 61,370 | 323,773 | 64.8 |
| Hungary | 4 | 1,916 | 15,092 | 48.8 |
| India | 20 | 6,920 | 44,646 | 3.1 |
| Iran | 1 | 915 | 6,071 | 1.7 |
| Japan | 12 | 11,046 | 77,539 | 5.5 |
| Mexico | 2 | 1,552 | 12,044 | 4.9 |
| Netherlands | 1 | 482 | 3,771 | 3.4 |
| Pakistan | 6 | 3,262 | 22,383 | 17.4 |
| Romania | 2 | 1,300 | 10,312 | 18.9 |
| Russia | 36 | 26,802 | 203,957 | 18.4 |
| Slovakia | 5 | 2,308 | 17,005 | 61.3 |
| Slovenia | 1 | 688 | 5,332 | 36.8 |
| South Africa | 2 | 1,854 | 8,154 | 4.4 |
| South Korea | 26 | 25,825 | 171,640 | 31.5 |
| Spain | 7 | 7,123 | 54,371 | 20.3 |
| Sweden | 6 | 6,944 | 46,648 | 28.6 |
| Switzerland | 4 | 2,973 | 23,404 | 32.4 |
| Taiwan, China | 2 | 1,874 | 17,154 | 6.9 |
| Ukraine | 15 | 13,107 | 0 | 0 |
| United Arab Emirates | 4 | 5,321 | 31,206 | 19.7 |
| United Kindom | 9 | 5,883 | 37,278 | 12.5 |
| United States* | 94 | 96,952 | 779,186 | 18.5 |
| Total | 438 | 393,351 | 2,552,067 | |