Analysis

UK Nuclear Capacity Could Hit Almost 22 GW By 2050 With Long-Term Gov’t Support, Report Says

By David Dalton
11 December 2025

Independent body suggests significant portion of capacity could be represented by SMRs

UK Nuclear Capacity Could Hit Almost 22 GW By 2050 With Long-Term Gov’t Support, Report Says
A view of the Hinkley Point C nuclear power station under construction in England. Courtesy EDF Energy.
Nuclear capacity in the UK could reach 21.6 GW in 2050, up from around 5.8 GW today, under a scenario that requires the rollout of high reactor and renewable capacities, according to the country’s energy system operator.

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