Timeline · 1992

The world's nuclear fleet in 1992

In 1992, 430 nuclear reactors were operating in 34 countries, 336.2 GWe net, with 57 under construction.

Compared with 1991, the operating fleet grew by 1 reactor. 6 reactors were connected to the grid that year, 4,806 MWe, mostly in India (2), Japan (2) and Canada (1). 3 units were permanently shut down, 1,996 MWe. The countries with the most operating capacity were United States (105,666 MWe), France (57,748 MWe) and Japan (31,994 MWe).

Connected to the grid in 1992

UnitCountryTypeModelMWe
Darlington 3Canada CanadaPHWRCANDU 850878
Penly 2France FrancePWRP4 REP 13001,330
Kakrapar 1India IndiaPHWR202
Narora 2India IndiaPHWR202
Kashiwazaki Kariwa 3Japan JapanBWRBWR-51,067
Ohi 4Japan JapanPWRMitsubishi (4-loop)1,127

Shut down in 1992

UnitCountryTypeModelMWeGrid connection
Saint-Laurent A-2France FranceGCRUNGG4651971
San Onofre 1United States United StatesPWRWH (DRY)4361967
TrojanUnited States United StatesPWRWH (DRY)1,0951975

Countries by operating capacity in 1992

#CountryReactorsMWeUnder construction
1United States United States113105,6663
2France France5757,7485
3Japan Japan4231,99411
4Germany Germany2022,116
5Russia Russia3419,4995
6Canada Canada2013,6533
7Ukraine Ukraine1411,9225
8United Kingdom United Kingdom3511,3811
9Sweden Sweden1211,052
10Spain Spain97,710
11South Korea South Korea97,7013
12Belgium Belgium75,922
13Taiwan Taiwan65,052
14Switzerland Switzerland53,346
15Finland Finland42,794
16Bulgaria Bulgaria52,6351
17Lithuania Lithuania22,370
18Hungary Hungary41,916
19Czech Republic Czech Republic41,9072
20South Africa South Africa21,854
21Slovakia Slovakia41,7484
22India India81,4355
23Argentina Argentina29481
24Mexico Mexico17771
25Slovenia Slovenia1696
26Philippines Philippines1621
27Brazil Brazil16091
28Netherlands Netherlands2537
29Armenia Armenia1416
30Pakistan Pakistan190
31Kazakhstan Kazakhstan152
32 Puerto Rico118
33 Panama110
34North Korea North Korea15
35China China003
36Iran Iran001
37Romania Romania002

Data: Global Energy Monitor (CC BY 4.0), IAEA PRIS 2025, Wikipedia (CC BY-SA), Wikidata and Wikimedia Commons. Capacities in net MWe unless stated.

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