World Nuclear Power Reactors & Uranium Requirements

July 2022

The World Nuclear Association's Country Profiles, linked to below, provide more detail of what is tabulated here. 

COUNTRY

(Click name for
Country Profile)

NUCLEAR ELECTRICITY GENERATION

2021

REACTORS OPERABLE

July 2022

REACTORS UNDER CONSTRUCTION

July 2022

REACTORS PLANNED

July 2022

REACTORS PROPOSED

July 2022

URANIUM REQUIRED

2021

TWh

% e

No.

MWe net

No.

MWe gross

No.

MWe gross

No.

MWe gross

tonnes U

Argentina
10.2
7.2
3
1641
1
29
1
1150
2
1350
167
Armenia
1.9
25.3
1
448
0
0
0
0
1
1060
50
Bangladesh
0
0
0
0
2
2400
0
0
2
2400
0
Belarus
5.4
14.1
1
1110
1
1194
0
0
2
2400
179
Belgium
48.0
50.8
7
5942
0
0
0
0
0
0
790
Brazil 
13.9
2.4
2
1884
1
1405
0
0
4
4000
340
Bulgaria
15.8
34.6
2
2006
0
0
1
1000
2
2000
322
Canada
86.8
14.3
19
13,624
0
0
0
0
2
1500
1492
China
383.2
5.0
54
52,150
21
23,511
31
34,410
168
196,860
9563
Czech Republic
29.0
36.6
6
3934
0
0
1
1200
3
3600
706
Egypt
0
0
0
0
1
1200
3
3600
0
0
0
Finland
22.6
32.8
5
4394
0
0
1
1170
0
0
421
France
363.4
69.0
56
61,370
1
1650
0
0
0
0
8233
Germany
65.4
11.9
3
4055
0
0
0
0
0
0
521
Hungary
15.1
46.8
4
1916
0
0
2
2400
0
0
320
India
39.8
3.2
22
6795
8
6700
12
8400
28
32,000
977
Iran
3.2
1.0
1
915
1
1057
1
1057
5
2760
153
Japan 
61.3
7.2
33
31,679
2
2756
1
1385
8
11,562
1396
Jordan
0
0
0
0
0
0
0
0
1
100
0
Kazakhstan
0
0
0
0
0
0
0
0
2
600
0
Korea RO (South)
150.5
28.0
25
24,431
3
4200
0
0
2
2800
4270
Lithuania
0
0
0
0
0
0
0
0
2
2700
0
Mexico
11.6
5.3
2
1552
0
0
0
0
3
3000
226
Netherlands
3.6
3.1
1
482
0
0
0
0
2
2000
69
Pakistan
15.8
10.6
6
3256
0
0
1
1170
0
0
787
Poland
0
0
0
0
0
0
0
0
6
6000
0
Romania
10.4
18.5
2
1300
0
0
2
1440
1
720
185
Russia 
208.4
20.0
37
27,727
3
2810
25
23,525
21
20,100
5925
Saudi Arabia
0
0
0
0
0
0
0
0
16
17,000
0
Slovakia
14.6
52.3
4
1868
2
942
0
0
1
1200
359
Slovenia
5.4
36.9
1
688
0
0
0
0
1
1000
127
South Africa
12.2
6.0
2
1854
0
0
0
0
8
9600
277
Spain
54.2
20.8
7
7123
0
0
0
0
0
0
1221
Sweden
51.4
30.8
6
6885
0
0
0
0
0
0
914
Switzerland
18.6
28.8
4
2973
0
0
0
0
0
0
412
Thailand
0
0
0
0
0
0
0
0
2
2000
0
Turkey
0
0
0
0
4
4800
0
0
8
9500
0
Ukraine 
81.1
55.0
15
13,107
2
1900
0
0
7
8750
1876
UAE
10.1
7.0
2
2690
2
2800
0
0
0
0
907
United Kingdom
41.8
14.8
10
6368
2
3440
2
3340
10
17,000
1259
USA
771.6
19.6
92
94,718
2
2500
3
2550
18
8000
17,587
Uzbekistan 0 0 0 0 0 0 2 2400 2 2400 0
WORLD*
2653
c 10.3**
438
393,744
59
65,294
89
90,197
340
375,962
62,496
 
TWh
% e
No.
MWe
No.
MWe
No.
MWe
No.
MWe
tonnes U
 
NUCLEAR ELECTRICITY GENERATION
OPERABLE
UNDER CONSTRUCTION
PLANNED
PROPOSED
URANIUM REQUIRED

Sources:

Reactor and electricity data: International Atomic Energy Agency Power Reactor Information System (PRIS); US Energy Information Administration; company data; World Nuclear Association estimates
World Nuclear Association, The Nuclear Fuel Report (published September 2021, reference scenario forecast) – for uranium requirements

Notes:

62,496 tU = 73,698 t U3O8

Operable = Connected to the grid.
Under Construction = First concrete for reactor poured.
Planned = Approvals, funding or commitment in place, mostly expected to be in operation within the next 15 years.
Proposed = Specific programme or site proposals; timing very uncertain.

* World figures include Taiwan, which generated a total of 26.8 TWh from nuclear in 2021 (accounting for 10.8% of Taiwan's total electricity generation). The island has three operable reactors with a combined net capacity of 2859 MWe.

** International Energy Agency data for year 2019 (latest available).

† Under Construction figures include a number of units where construction is currently suspended: Angra 3 (Brazil); Ohma 1 and Shimane 3 (Japan); Khmelnitski 3&4 (Ukraine).

‡ Baltic 1, a VVER-1200 unit, commenced construction in Kaliningrad in Russia in February 2012. Construction was suspended in July 2013, and in 2017 the RPV made for Baltic 1 was sent to be used in Ostrovets 2 in Belarus. The unit is shown as under construction in PRIS, but was removed from the WNA's database in November 2020.

New plants coming online are largely balanced by old plants being retired. Over the past 20 years (2002-2021), 108 reactors were retired as 97 started operation. However, the reactors grid connected during this period were larger, on average, than those shutdown, so capacity increased by about 10 GW. The reference scenario in the 2021 edition of The Nuclear Fuel Report (Table 2.5) has 123 reactors closing by 2040, and 308 new ones coming online (figures include 28 Japanese reactors online by 2040).

TWh = terawatt hour (billion kilowatt hours); kWh = kilowatt hour; MWe = megawatt (electrical as distinct from thermal).



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