United Kingdom · Question · Written question
UIN 88152
Plutonium
Introduced
4 November 2025
Last action
17 November 2025 · Answer
Status
Answered
Sponsors
—
Subjects
Discovery layer
Source updated
17 November 2025
Summary
To ask the Secretary of State for Energy Security and Net Zero, what quantity of plutonium was added to the civil plutonium stockpile in the last year.
This text is taken from the official record. PoliticalRepo does not editorialize.
Timeline
4 November 2025
Written question
To ask the Secretary of State for Energy Security and Net Zero, what quantity of plutonium was added to the civil plutonium stockpile in the last year.
Source: Commons
17 November 2025
Answer
The UK is no longer adding to the inventory of separated civil plutonium through reprocessing spent fuel. The Thermal Oxide Reprocessing Plant (THORP) at Sellafield is now closed, having ceased reprocessing operations in November 2018 and the Magnox repro...
Source: Written answer
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- · Department for Energy Security and Net Zero · Answering body
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Sources
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- Official source: https://questions-statements.parliament.uk/written-questions/detail/2025-11-04/88152
- Open data entity: https://questions-statements-api.parliament.uk/api/writtenquestions/questions/1848347
- uk · wq-1848347 · source updated 17 November 2025