As of May 2023, there is a total of 168 nuclear power reactors with an installed electric net capacity of 148,729 MWe in operation in Europe (six thereof in the Asian part of the Russian Federation) and 10 units with an electric net capacity of 11,599 MWe were under construction in five countries.

 

Country

in operation

under construction

number

net capacity MWe

number

net capacity MWe

Belarus

2

2.220

Belgium

5

3.928

Bulgaria

2

2.006

Czech Republic

6

3.934

Finland

5

4.394

France

56

61.370

1

1.630

Hungary

4

1.916

Netherlands

1

482

Romania

2

1.300

Russia

37

27.757

4

3.759

Slovakia

5

2.308

1

440

Slovenia

1

688

Spain

7

7.121

Sweden

6

6.882

Switzerland

4

2.960

Ukraine

15

13.107

2

2.070

United Kingdom

9

5.883

2

3.260

total

168

148.729

10

11.599

Nuclear power plant units in Europe, in operation and under construction, as of 24th May 2023

In terms of electricity globally generated by nuclear energy in 2022, France holds the top position with a share of 62.6%, followed by Slovakia (59.2%) and Hungary (47%), then Belgium (46.4%).

 

Nuclear Power Reactors in Operation in Europe, 24th May 2023