In 2017 31 countries had commercial nuclear power plants and in 15 of the countries nuclear energy supplied at least 20 of their total annual electricity generation. The united states generates more nuclear power than any other country. Learn more about the u s.
Nuclear power plays a significant role in the country. The us is also the largest supplier of commercial nuclear power in the world. Nuclear power accounts for about 20 of the us total electric energy.
Nuclear power in the us is provided by 99 commercial reactors with a capacity of over 100 000 megawatts. Ginna nuclear power plant in new york is the smallest nuclear plant and it has one reactor. The palo verde nuclear power plant in arizona is the largest nuclear plant and it has three reactors with a combined net summer electricity generating capacity of 3 937 megawatts mw.
Of these nuclear plants 36 have two or more reactors. Of the currently operating nuclear power plants 32 plants have two reactors and 3 plants have three reactors. As of may 1 2020 there were 57 commercially operating nuclear power plants with 95 nuclear power reactors in 29 u s.
How many nuclear power plants are in the united states and where are they located. The list only includes civilian nuclear power reactors used to generate electricity for a power grid all commercial nuclear reactors use nuclear fission as of april 2020 there are 440 operable power reactors in the world with a combined electrical capacity of 390 gw. This is a list of all the commercial nuclear reactors in the world sorted by country with operational status.
In 2018 nuclear energy comprised nearly 50 percent of u s. In 2019 they produced a total of 809 409 thousand megawatt hours of electricity which accounted for 20 of the nation s total electric energy generation. Nuclear power in the united states is provided by 96 commercial reactors with a net capacity of 98 gigawatts gw 64 pressurized water reactors and 32 boiling water reactors.
