The Atomic Weapons Establishment (AWE) at Aldermaston held an ‘internal’ emergency exercise on 16 July after warning local residents they may hear sirens, see external emergency services attending and see simulated smoke. NIS representatives visited the area and saw armed MoD police patrolling outside the base, the carparks were full and gates shut with Exercise […]
Aldermaston latest news
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US-UK Mutual Defence Agreement: A Nuclear Information Service Briefing
An overview of the history, current functioning and future of the US-UK Mutual Defence Agreement.
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New NIS Briefing: Hundreds of US nuclear weapon components imported yearly
Nearly 1,000 components were imported between 2020 and 2023.
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Astraea: new warhead named in Defence Command paper
The Paper also contained information about completion of the Mk4A warhead upgrade and work on a new submarine reactor
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Aldermaston and Devonport to remain in ‘special measures’
Both sites are struggling with longstanding issues, according to the Chief Nuclear Inspector
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Aurora – Aldermaston’s new £2.5bn plutonium facility
The project is currently in its early design phase.
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Aldermaston worker killed in construction accident
The deceased was a 57-year-old employee of Balfour Beatty
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Concept phase for UK Replacement Warhead begins
This is the first official stage of the warhead acquisition process
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‘Trouble Ahead’ – A video update
This video updates on our 2019 report which highlighted rising costs and programmatic risks in the UK nuclear weapons programme.
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Prohibition notice issued for Aldermaston plutonium facility
The notice prevents access to an area with reduced oxygen levels.
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Webinar: The Life and Work of John Ainslie
9th November 14:00 GMT, reflections on John Ainslie’s contributions to the nuclear disarmament movement and its continued relevance….Watch here
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Extreme Circumstances: The UK’s new nuclear warhead in context
This new research report gathers together all available information from UK and US sources on the replacement nuclear warhead programme.