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    © Imperial War Museums 2026

    Memorial

    HMS Sidon

    Mark Newton 3 March 2016

    Source: Copyright Mark Newton 3 March 2016

    1/13

    Current Location

    Public open space overlooking Portland harbour, Portland Harbour., Yeats Road, Portland, Weymouth And Portland, Dorset, DT5 2EN, England

    OS Grid Reference

    SY 68822 73016

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    Names listed on this memorial

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    © WMR-56200

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    Type of Memorial
    Stone of remembrance
    WMR Reference Number
    56200
    Description
    Stone of Remembrance with modern plaque mounted over original stone
    Inscription
    SIDON MEMORIAL (NAMES)/ IN REMEMBRANCE OF THE THIRTEEN WHO DIED AS A RESULT OF A / HIGH TEST PEROXIDE EXPERIMENTAL TORPEDO EXPLOSION / ON BOARD THE SUBMARINE HMS SIDON 16th JUNE 1955 / WHEN BERTHED ALONGSIDE THE SUBMARINE DEPOT SHIP/ HMS MAIDSTONE IN PORTLAND HARBOUR Reverse: H.M. Submarines Dolphin badge / WE WILL REMEMBER THEM
    War
    Military Service
    Number Commemorated
    13
    Died
    13
    Information shown
    surname,rank,year died,regiment,place of death,place of burial
    Maintenance History
    Replacement plaque mounted in place of original

    Ceremonies

    Unveiled

    16 June 2005

    Rear Admiral Paul Lambert

    Dedicated

    16 June 2005

    Rev D Henley

    Custodian
    Sub Mariners' Association

    Components

    Stone of remembrance

    Height: 1250m

    Width: 1640m

    Depth: 610mm


    Made from: Stone - Portland


    Condition: Good