Sizewell C-1 is a 1,670MW nuclear reactor planned in England, the UK. According to GlobalData, who tracks and profiles over 170,000 power plants worldwide, the nuclear reactor is currently at the permitting stage. Post completion of the construction, the reactor is likely to enter into commercial operation in 2031. Buy the profile here.

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Sizewell C-1 is a Generation III+ nuclear reactor.

The 1,670MW reactor will be operated by NNB Generation. The project is co-owned by Department for Business, Energy and Industrial Strategy and Electricite de France, with their respective ownership stake of 50% each.

Sizewell C-1 is a type of PWR reactor. It will feature 241 fuel assemblies in the core of reactor, the place where fission occurs and energy is released.

The material used for the construction of the vessel will be 16MNDS.

Development status

Post completion of construction, the reactor is planned to get commission in 2031.

Contractors involved

YRM is expected to be the architect engineer for the reactor.

For more details on Sizewell C-1, buy the profile here.

This content was updated on 20 July 2023

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GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Power Intelligence Center, which provides detailed profiles of over 170,000 active, planned and under construction power plants worldwide from announcement through to operation across all technologies and countries worldwide.