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Sizewell C nuclear power project costs soar to £38 billion

New estimates reveal Sizewell C's construction costs will impact household energy bills.

July 22, 2025 at 08:58 AM
blur Sizewell C nuclear power plant costs rise to £38bn

The financial strain of building the Sizewell C nuclear power plant will affect household energy bills.

Sizewell C nuclear power plant costs increase to £38 billion

The estimated cost of the Sizewell C nuclear power plant in Suffolk has surged to £38 billion, which translates to an additional £1 per month increase on household energy bills for the next ten years. Julia Pyke, the plant's joint managing director, acknowledged that previous budget estimates did not take inflation and risk into account. The UK government has confirmed its 44.9% government stake in the project, alongside investments from businesses such as Centrica. Though there are concerns about rising costs, proponents argue that the plant will ultimately lower energy prices by generating significant power for millions.

Key Takeaways

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Sizewell C's construction costs have risen to £38 billion.
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Households will see a £1 a month increase on energy bills.
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The UK government will hold a 44.9% stake in the project.
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Investment from Centrica and others shows support for nuclear energy.
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Concerns grow over rising costs and reliance on taxpayer funds.
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The project aims to power six million homes and create thousands of jobs.

"It is astounding that it is only now... the government has confessed that Sizewell C's cost has almost doubled to an eye watering £38 billion"

Alison Downes from Stop Sizewell C criticizes the project's rising costs and the reliance on public funding.

"Money well spent as Sizewell C will create thousands upon thousands of good jobs"

Tom Greatrex highlights the job creation potential of the Sizewell C project amid cost concerns.

The spike in Sizewell C's costs reflects broader challenges in the nuclear energy sector as it navigates complex funding and inflationary pressures. Critics emphasize that public funds are covering these overruns, sparking debates over financial accountability. Meanwhile, supporters remind us of the jobs and clean energy potential that the project represents. As the UK government reasserts its commitment to nuclear energy, this development raises questions about the sustainability of such large-scale energy projects in the face of shifting political and economic landscapes.

Highlights

  • Nuclear energy must navigate complex funding landscapes.
  • Sizewell C represents a significant investment in future energy.
  • Rising costs bring public funding into the spotlight.
  • Sizewell C could redefine how the UK generates power.

Concerns over rising costs of Sizewell C

The increase of construction costs to £38 billion raises significant concerns about financial accountability and reliance on public investment.

As energy demands grow, the fate of Sizewell C may redefine the UK's energy priorities.

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