Number of nuclear reactors. Data from 2007 to 2025.

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Visualization
Source: World Nuclear Association
World Nuclear Association
https://world-nuclear.org/

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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..
Total: 504 units
Countries: 40
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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..
Basic data
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Average reactor capacity
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