Skip to content
Skip to navigation
Contact Us
IAEA.org
NUCLEUS
World Statistics
Country Statistics
Publications
Glossary
About PRIS
Nuclear Share of Electricity Generation in 2023
Nuclear Share of Electricity Generation
Country
Total Net Electrical Capacity
[MW]
Number of Operated Reactors
Nuclear Electricity Supplied
[GW.h]
Nuclear Share
[%]
FRANCE
61370
56
323773.23
64.8
SLOVAKIA
2308
5
17004.98
61.3
HUNGARY
1916
4
15091.64
48.8
FINLAND
4394
5
32759.35
42.0
BELGIUM
4916
6
31288.64
41.2
BULGARIA
2006
2
15488.04
40.4
CZECH REPUBLIC
3934
6
28728.15
40.0
SLOVENIA
688
1
5332.49
36.8
SWITZERLAND
2973
4
23403.99
32.4
ARMENIA
416
1
2512.03
31.1
KOREA, REPUBLIC OF
25825
26
171640.39
30.7
BELARUS
2220
2
10996.52
28.6
SWEDEN
6944
6
46647.60
28.6
SPAIN
7123
7
54370.78
20.3
UNITED ARAB EMIRATES
4011
3
31205.53
19.7
ROMANIA
1300
2
10312.14
18.9
UNITED STATES OF AMERICA
95835
93
779186.02
18.6
RUSSIA
27727
37
203957.32
18.4
PAKISTAN
3262
6
22382.61
17.4
CANADA
13699
19
83465.00
13.7
UNITED KINGDOM
5883
9
37277.68
12.5
ARGENTINA
1641
3
8963.11
6.3
JAPAN
11046
12
77538.63
5.6
CHINA
53152
55
406483.53
4.9
MEXICO
1552
2
12043.59
4.9
SOUTH AFRICA
1854
2
8153.83
4.4
NETHERLANDS, KINGDOM OF THE
482
1
3771.24
3.2
INDIA
6290
19
44645.57
3.1
BRAZIL
1884
2
13695.43
2.2
IRAN, ISLAMIC REPUBLIC OF
915
1
6071.16
1.7
GERMANY
4055
3
6723.01
1.4
Total
364480
403
2552067.11
NA
The following information is included in the totals:
TAIWAN, CHINA
2859
3
17153.88
6.9
Above data generated by the PRIS database. Last update on 2024-12-04
Previous
(TREND REPORTS Electricity Supplied)
(MISCELLANEOUS Reports Age Distribution)
Next
STATUS REPORTS
In Operation & Suspended Operation
Under Construction
Permanent Shutdown
LAST THREE YEAR FACTORS
Energy Availability
Unit Capability
Unplanned Capability Loss
LIFETIME FACTORS
Energy Availability
Unit Capability
Unplanned Capability Loss
TREND REPORTS
Nuclear Power Capacity
Energy Availability
Unit Capability
Unplanned Capability Loss
Load Factor
Electricity Supplied
MISCELLANEOUS Reports
Nuclear Share
Age Distribution