Nuclear output in France

March 2025 March 2026 Change
Output of the month 32.3TWh 33.1TWh 2.6%
Cumulative output 103.0TWh 104.0TWh 0.9%

Nuclear output in March 2026 amounted to 33.1TWh, up by 0.8TWh vs March 2025.

Since the beginning of the year, cumulative annual output was 104.0TWh, up by 1TWh compared to 2025. This is due to the roll-out of the 2026 outages, as planned and to the good availability of the reactors in operation.

Evolution of cumulative nuclear output in France in March 2026 (description bellow)

Nuclear output in the United Kingdom

March 2025 March 2026 Change
Output of the month 2.7TWh 2.8TWh 1.7%
Cumulative output 8.8TWh 8.1TWh -7.5%

Nuclear output in March 2026 was 2.8TWh, 0.1TWh up from March 2025.

Cumulative output was 8.1TWh, down by 0.7TWh vs prior year, notably because of unplanned outages at Hartlepool.

Evolution of cumulative nuclear output in UK in March 2026 (description bellow)
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