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Nuclear explained  

U.S. nuclear statistics

Data for 2019 except where noted.

Total operable nuclear reactors 96
Nuclear electricity net generation 809,409 million kilowatthours (preliminary)
Nuclear percentage of total annual electricity generation 19.5% (preliminary)
Nuclear net summer electricity generation capacity 98.07 million kilowatts (preliminary)
Nuclear share of total U.S. utility-scale electricity generation capacity (2018) 9.1% (net summer capacity)
Average annual capacity factor 93.5% (preliminary)
Largest nuclear plant Palo Verde—(as of December 2019; has three nuclear reactors) 3,937 megawatts
Number of states with commercial nuclear power plants 30
Uranium expenditures $81.0 million
Uranium concentrate (U3O8) production 174,000 pounds
Average price for purchased uranium concentrate U3O8 $35.59 per pound U3O8
Fuel cost: nuclear vs. fossil steam (2018) 0.715 cents/kilowatthour vs. 2.54 cents/kilowatthour

World nuclear statistics

Data for 2017.

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 805 BkWh 19.8%
France 382 BkWh 71.5%
China 233 BkWh 3.7%
Russia 190 BkWh 18.4%
South Korea 141 BkWh 26.6%
  Share of total world nuclear electricity generation
United States 32.4%
France 15.4%
China 9.4%
Russia 7.7%
South Korea 5.7%

Last updated: August 17, 2020