The World’s Largest Nuclear Plants Differ By Age, Number of Reactors, and Utilization

U.S. Energy Information Administration ----- There are currently 449 operating nuclear reactors in 31 countries, with a total installed generating capacity of more than 390,000 megawatts (MW), based on data from the International Atomic Agency. Nuclear power plants differ in various ways including reactor types, vessel containments, cooling methods, and dispatch purposes. The largest nuclear plant in the United States, the Palo Verde plant near Phoenix, Arizona, ranks as the ninth-largest operating nuclear plant in the world and has the highest capacity factor among large nuclear plants. For more information on the world's largest nuclear plants differing by age, number of reactors and utilization click on the picture below to read more from EIA.