U.S. nuclear statistics
Data as of the end of 2020 except where noted.
| Total operable nuclear reactors | 94 |
| Nuclear electricity net generation | 789,879 million kilowatthours |
| Nuclear percentage of total annual electricity generation | 19.7% |
| Nuclear net summer electricity generation capacity | 96.50 million kilowatts |
| Nuclear share of total U.S. utility-scale electricity generation capacity | 8.6% (net summer capacity) |
| Average annual capacity factor | 92.5% |
| Largest nuclear plant Palo Verde (has three nuclear reactors) | 3,937 megawatts |
| Number of states with commercial nuclear power plants | 30 |
| Uranium expenditures | $87.0 million |
| Uranium concentrate (U3O8) production (2019) | 174,000 pounds |
| Average price for purchased uranium concentrate U3O8 | $33.27 per pound U3O8 |
| Fuel cost: nuclear vs. fossil steam | 0.61 cents/kilowatthour vs. 2.29 cents/kilowatthour |
World nuclear statistics
Data for 2019.
| Total world nuclear electricity generation | 2,657 billion kWh |
| Nuclear percentage share of total world electricty generation | 10.3% |
| Number of countries with nuclear power reactors | 31 |
| Top five nuclear electricity generating countries | Total annual nuclear electricity generation in billion kilowatthours (BkWh) | Nuclear share of total national annual electricity generation |
|---|---|---|
| United States | 809 BkWh | 19.4% |
| France | 382 BkWh | 70.2% |
| China | 330 BkWh | 4.6% |
| Russia | 196 BkWh | 18%.4 |
| South Korea | 139 BkWh | 24.8% |
| Share of total world nuclear electricity generation | ||
| United States | 30.5% | |
| France | 14.4% | |
| China | 12.4% | |
| Russia | 7.4% | |
| South Korea | 5.2% | |
Last updated: December 22, 2021