Nuclear Share of Electricity Generation in 2025

Nuclear Share of Electricity Generation

Country Total Net Electrical Capacity
[MW]
Number of Operated Reactors Nuclear Electricity Supplied
[GW.h]
Nuclear Share
[%]
FRANCE 63000 57 373513.00 68.1
SLOVAKIA 2306 5 18014.53 64.4
HUNGARY 1916 4 15219.86 45.2
CZECH REPUBLIC 3972 6 30315.75 42.0
SLOVENIA 696 1 5547.08 39.7
FINLAND 4369 5 31324.71 39.6
BELARUS 2220 2 15933.52 39.5
BULGARIA 2006 2 14706.66 38.3
BELGIUM 3908 5 22629.06 33.7
KOREA, REPUBLIC OF 25609 26 175549.42 31.0
ARMENIA 416 1 2700.74 30.6
SWITZERLAND 2973 4 18441.44 27.1
SWEDEN 7012 6 44773.74 26.7
UNITED ARAB EMIRATES 5348 4 39763.51 22.0
ROMANIA 1300 2 10128.69 20.5
SPAIN 7123 7 51471.11 18.9
RUSSIA 28002 37 204860.82 18.7
UNITED STATES OF AMERICA 96952 94 785587.16 17.7
PAKISTAN 3262 6 23655.22 16.5
CANADA 12714 17 81105.32 13.0
UNITED KINGDOM 5883 9 32917.68 10.7
JAPAN 12631 14 94669.11 9.4
ARGENTINA 1631 3 10760.68 7.3
SOUTH AFRICA 1854 2 10242.06 5.5
CHINA 56488 58 436570.75 5.0
MEXICO 1552 2 9834.75 3.9
INDIA 7430 21 49098.01 3.2
NETHERLANDS, KINGDOM OF THE 482 1 3803.74 2.7
BRAZIL 1884 2 14927.87 2.2
IRAN, ISLAMIC REPUBLIC OF 915 1 5126.19 1.3
Total 365854 404 2633192.18 NA


Above data generated by the PRIS database. Last update on 2026-07-17


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