Small earthquake on Llyn peninsula wakes residents
A tremor measuring 3.8 in magnitude has hit north Wales.
The tremor centred on the Llyn peninsula in Gwynedd.
The British Geological Survey (BGS) said the centre point was between the seaside towns of Aberdaron and Nefyn.
People living in Southport, Merseyside and Dublin in Ireland reported "intense shaking" at 04:16 BST but there are no reports of damage or injury.
Anglesey residents Kevin Clark, of Llynfais, and Peter McShane, of Menai Bridge, describe being woken up by a deep rumbling sound.