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Small Modular Reactor Programme and Site Allocation
13 November 2025
Type
Written Ministerial Statement
Department
Department for Energy Security and Net Zero
At a Glance
Issue Summary
The statement announces the selection of Wylfa in North Wales as the site for the government-backed Small Modular Reactor (SMR) programme.
Action Requested
The Government has selected Wylfa, on Anglesey, to host up to three Rolls-Royce SMR units initially, with potential for eight if future policy and funding decisions support. GBE-N will work with Welsh communities as the project progresses, with construction set to start in 2026.
Key Facts
- The Government committed over £2.5 billion at the Spending Review to support the UK’s ambition to lead SMR innovation.
- Rolls-Royce SMR is the preferred bidder for the GBE-N programme, subject to final government approvals and contract signature.
- Wylfa will create up to 3,000 new high skilled jobs at peak construction.
- The site assessment by GBE-N identifies potential for hosting up to eight units if future policy and funding support it.
- GBE-N is tasked with identifying suitable sites for a further large-scale reactor project, reporting back by Autumn 2026.
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Assessment & feedback
Summary accuracy