The world's nuclear fleet in 2013
In 2013, 448 nuclear reactors were operating in 35 countries, 374.6 GWe net, with 70 under construction.
Compared with 2012, the operating fleet shrank by 3 reactors. 5 reactors were connected to the grid that year, 5,143 MWe, mostly in China (4) and India (1). 6 units were permanently shut down, 5,403 MWe. The countries with the most operating capacity were United States (100,234 MWe), France (63,178 MWe) and Japan (44,019 MWe).
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Connected to the grid in 2013
| Unit | Country | Type | Model | MWe |
|---|---|---|---|---|
| Hongyanhe 1-1 |  China | PWR | CPR-1000 | 1,061 |
| Hongyanhe 1-2 | China | PWR | CPR-1000 | 1,061 |
| Ningde 1-1 | China | PWR | CPR-1000 | 1,089 |
| Yangjiang 1 | China | PWR | CPR-1000 | 1,000 |
| Kudankulam 1 |  India | PWR | VVER-1000/V-412 | 932 |
Shut down in 2013
| Unit | Country | Type | Model | MWe | Grid connection |
|---|---|---|---|---|---|
| Fukushima Daiichi 5 |  Japan | BWR | BWR-4 | 760 | 1977 |
| Fukushima Daiichi 6 | Japan | BWR | BWR-5 | 1,067 | 1979 |
| Crystal River 3 |  United States | PWR | B&W LLP (DRYAMB) | 860 | 1977 |
| Kewaunee | United States | PWR | WH 2-loop (DRY) | 566 | 1974 |
| San Onofre 2 | United States | PWR | CE (DRY) | 1,070 | 1982 |
| San Onofre 3 | United States | PWR | CE (DRY) | 1,080 | 1983 |
Countries by operating capacity in 2013
| # | Country | Reactors | MWe | Under construction |
|---|---|---|---|---|
| 1 | United States | 105 | 100,234 | 5 |
| 2 |  France | 59 | 63,178 | 1 |
| 3 | Japan | 50 | 44,019 | 2 |
| 4 |  Russia | 38 | 24,333 | 9 |
| 5 |  South Korea | 23 | 20,241 | 5 |
| 6 | China | 17 | 14,166 | 28 |
| 7 |  Canada | 19 | 13,744 | 1 |
| 8 |  Ukraine | 15 | 13,107 | 2 |
| 9 |  Germany | 9 | 12,074 | — |
| 10 |  Sweden | 10 | 9,852 | — |
| 11 |  United Kingdom | 16 | 9,413 | — |
| 12 |  Spain | 8 | 7,569 | — |
| 13 |  Belgium | 7 | 5,922 | — |
| 14 |  Taiwan | 6 | 5,052 | — |
| 15 | India | 20 | 4,435 | 6 |
| 16 |  Czech Republic | 6 | 3,963 | — |
| 17 |  Switzerland | 5 | 3,346 | — |
| 18 |  Finland | 4 | 2,794 | 1 |
| 19 |  Bulgaria | 2 | 2,006 | — |
| 20 |  Hungary | 4 | 1,916 | — |
| 21 |  Brazil | 2 | 1,884 | 1 |
| 22 |  Slovakia | 4 | 1,868 | 2 |
| 23 |  South Africa | 2 | 1,854 | — |
| 24 |  Mexico | 2 | 1,552 | — |
| 25 |  Romania | 2 | 1,300 | — |
| 26 |  Argentina | 2 | 948 | 1 |
| 27 |  Iran | 1 | 915 | — |
| 28 |  Slovenia | 1 | 696 | — |
| 29 |  Pakistan | 3 | 690 | 3 |
| 30 |  Philippines | 1 | 621 | — |
| 31 |  Netherlands | 1 | 482 | — |
| 32 |  Armenia | 1 | 416 | — |
| 33 | Puerto Rico | 1 | 18 | — |
| 34 | Panama | 1 | 10 | — |
| 35 |  North Korea | 1 | 5 | — |
| 36 |  Belarus | 0 | 0 | 1 |
| 37 |  United Arab Emirates | 0 | 0 | 2 |
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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