The world's nuclear fleet in 2009
In 2009, 455 nuclear reactors were operating in 34 countries, 380.7 GWe net, with 50 under construction.
Compared with 2008, the operating fleet shrank by 2 reactors. 2 reactors were connected to the grid that year, 1,068 MWe: Rajasthan 5 (India) and Tomari 3 (Japan). 3 units were permanently shut down, 2,506 MWe. The countries with the most operating capacity were United States (103,810 MWe), France (63,308 MWe) and Japan (48,565 MWe).
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Connected to the grid in 2009
| Unit | Country | Type | Model | MWe |
|---|---|---|---|---|
| Rajasthan 5 | PHWR | — | 202 | |
| Tomari 3 | PWR | Mitsubishi (3-loop) | 866 |
Shut down in 2009
Countries by operating capacity in 2009
| # | Country | Reactors | MWe | Under construction |
|---|---|---|---|---|
| 1 | 109 | 103,810 | 1 | |
| 2 | 60 | 63,308 | 1 | |
| 3 | 56 | 48,565 | 1 | |
| 4 | 36 | 22,383 | 9 | |
| 5 | 17 | 20,496 | — | |
| 6 | 20 | 17,293 | 6 | |
| 7 | 20 | 14,379 | 1 | |
| 8 | 15 | 13,107 | 2 | |
| 9 | 19 | 10,337 | — | |
| 10 | 10 | 9,852 | — | |
| 11 | 11 | 8,756 | 18 | |
| 12 | 8 | 7,569 | — | |
| 13 | 7 | 5,922 | — | |
| 14 | 6 | 5,052 | — | |
| 15 | 6 | 3,963 | — | |
| 16 | 17 | 3,829 | 5 | |
| 17 | 5 | 3,346 | — | |
| 18 | 4 | 2,794 | 1 | |
| 19 | 2 | 2,006 | — | |
| 20 | 4 | 1,916 | — | |
| 21 | 2 | 1,884 | — | |
| 22 | 4 | 1,868 | 2 | |
| 23 | 2 | 1,854 | — | |
| 24 | 2 | 1,552 | — | |
| 25 | 2 | 1,300 | — | |
| 26 | 2 | 948 | 1 | |
| 27 | 1 | 696 | — | |
| 28 | 1 | 621 | — | |
| 29 | 1 | 482 | — | |
| 30 | 1 | 416 | — | |
| 31 | 2 | 390 | 1 | |
| 32 | Puerto Rico | 1 | 18 | — |
| 33 | Panama | 1 | 10 | — |
| 34 | 1 | 5 | — | |
| 35 | 0 | 0 | 1 |
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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