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Flamanville 3 nuclear reactor in France cost
Photo: JKremona · CC BY-SA 4.0

How much did the Flamanville 3 nuclear reactor in France cost?

Construction cost according to operator EDF

💡 A new-generation nuclear reactor. Originally planned at €3.3B and finished 12 years late.

Answer

€13.2B

€13,200,000,000 · Construction cost · 2022

It was planned at €3.3B with start-up in 2012. The reactor only went on the grid at the end of 2024.

The French Court of Audit put it at around €19B including financing.

Source: EDF (via Wikipedia)

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