Nuclear output in France

January 2025 January 2026 Change
Output of the month 38.8TWh 38.2TWh -1.5%
Cumulative output 38.8TWh 38.2TWh -1.5%

Nuclear output in January 2026 amounted to 38.2 TWh, down by 0.6TWh vs January 2026.

This is due to a maintenance programme that began at the start of the year, notably with the 1st fourth ten-year inspection of the 1,300 MW reactors, PALUEL 1, as well as delays in restarting the last reactors in outage in 2025.

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

Nuclear output in the United Kingdom

January 2025 January 2026 Change
Output of the month 3.1TWh 2.8TWh -11.4%
Cumulative output 3.1TWh 2.8TWh -11.4%

Nuclear output in Januray 2026 was 2.8TWh, down by 0.4TWh vs January 2025, notably because of the unplanned outage on both reactors at Hartlepool station.

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