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NIS reveals the submarine safety risks that the Ministry of Defence didn't want you to know

Secret information inadvertently released by the Ministry of Defence reveals that the reactors powering the UK's nuclear submarine fleet are twice as likely to suffer a catastrophic accident as civil nuclear reactors and reactors on US Navy submarines.

Nuclear submarine programme should be considered in Fukushima review, says NIS

Nuclear Information Service is calling for the Royal Navy's nuclear propulsion programme to be included within the scope of the Health and Safety Executive's review of the UK nuclear industry following the Fukushima nuclear accident.

The UK's nuclear submarines are powered by pressurised water reactors (PWR) but, according to an official report, the Navy's nuclear reactor programme “currently falls short of current relevant good practice.

Nuclear Submarine Accidents - 14 since 1988 (and 237 fires)

In addition to equipment failures, the government has listed 14 collisions involving British nuclear submarines since 1988 and 237 fires on board the fleet of vessels.

BBC News, 3rd April 2009 

Hansard on Nuclear Submarines collisions

2 Mar 2009 : Column 1369W Nuclear Submarines

Mr. Ancram: To ask the Secretary of State for Defence how many submerged collisions involving British nuclear submarines there have been since 2000. [259984]

Nuclear Submarine Accident Exercise near Southampton

Monitoring of Royal Navy and Southampton City Council Potassium Iodate Tablets (PITS) distribution exercise in Hythe, 18th November 2008 


Manpower shortages in MoD operational nuclear submarine safety personnel

Nuclear Submarine issues raised in the Ministry of Defence Annual Performance Report 2007/8

Operational 'pinch points'

Category A Nuclear Watchkeepers Shortfall of 53 Watchkeepers out of 271 - a shortfall of 24%

Category B Nuclear Watchkeepers A shortfall of 77 Watchkeepers out of 417 a shortfall of 18%


QinetiQ secures multi-million pound submarine contract

A multi-million pound deal between the Ministry of Defence and UK research establishment QinetiQ has secured the support and expertise needed to ensure the continued operation of the current submarine fleet and the development of technology for future generations it was confirmed today, Wednesday 3 September 2008.

Damaged Submarine

The Royal Navy submarine HMS Superb, which suffered some damage when she struck an underwater pinnacle in the Red Sea on 26 May, has arrived in Crete for a short period.  

MOD Statement at

Hansard on Nuclear Submarines, 9th June 2008

9 Jun 2008 : Column 66W*

*HMS Superb*

*Mr. Hancock:* To ask the Secretary of State for Defence what plans he has for HMS Superb to dock and have her damage assessed before returning to the UK; and if he will make a statement. [208735]