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South Ronaldsay, St Margaret's Hope, Royal Naval Mining Base

Submarine Mining Station (Second World War), Submarine Mining Station (First World War)

Site Name South Ronaldsay, St Margaret's Hope, Royal Naval Mining Base

Classification Submarine Mining Station (Second World War), Submarine Mining Station (First World War)

Alternative Name(s) Scapa Flow

Canmore ID 202239

Site Number ND49SW 37

NGR ND 4452 9425

Datum OSGB36 - NGR


Ordnance Survey licence number 100057073. All rights reserved.
Canmore Disclaimer. © Copyright and database right 2020.

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Administrative Areas

  • Council Orkney Islands
  • Parish South Ronaldsay
  • Former Region Orkney Islands Area
  • Former District Orkney
  • Former County Orkney

Archaeology Notes

ND49SW 37.00 4452 9425

ND49SW 37.01 ND 444 943 Ammunition storage huts

A large brick built building at the W end of the pier now in commercial use. Used by the Royal Navy during World War Two in the construction and maintainance of the minefield in Hoxa Sound.

Information from Defence of Britain Project form, Mr Esson, 1999.


Project (March 2013 - September 2013)

A project to characterise the quantity and quality of the Scottish resource of known surviving remains of the First World War. Carried out in partnership between Historic Scotland and RCAHMS.

Note (12 November 2013)

Stell (2010) records that the Submarine Mining Station at St Margret's Hope was constructed in the First World War formed the headquarters of the submarine mining operations at Scapa Flow in both World Wars. It also served as the boom defences depot. A photograph taken in c.1919 shows the buildings grouped on the hillside above the pier.

The brick building on the pier appears to be of Second World War date.

Redevelopment of the pier has probaly remove some of the traces of the military buildings at this site. Recent vertical aerial photograph (next perspective 25cm orthorectified aerial imagary) show possible building footings to the W and uphill from the pier.

Information from RCAHMS (AKK) 12 November 2013.


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