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The Association of British Counties

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British Place Names

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Swelly Rock, Caernarfonshire

Swelly Rock (Welsh: Carreg Pwll) is a small island in the Menai Strait in Caernarfonshire. It is within the council area of Gwynedd.

Primary Name(s): Swelly Rock (English)   Carreg Pwll (Welsh)
Place Type: Island
Historic County: Caernarfonshire
Lat, Long: 53.219563,-4.1742718
Grid Reference: SH 5492 7137
Council Area: Gwynedd CA
Police Area: North Wales PA
Devolved Legislature: Welsh Assembly (Senedd)
GBPN ID: 287730

 GBPN URL: https://gazetteer.org.uk/place/Swelly_Rock,_Caernarfonshire_287730