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Llyn peninsula earthquake: Residents woken by tremor of 3.8 magnitude Llyn peninsula earthquake: Residents woken by tremor of 3.8 magnitude
(34 minutes later)
A tremor measuring 3.8 in magnitude has hit north Wales in the early hours of Wednesday morning.A tremor measuring 3.8 in magnitude has hit north Wales in the early hours of Wednesday morning.
The tremor centred on the Llyn peninsula in Gwynedd.The tremor centred on the Llyn peninsula in Gwynedd.
Porth Colmon was the centre point according to the British Geological Survey (BGS) which is between the seaside towns of Aberdaron and Nefyn. 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 have reported feeling movement at 04:16 BST but there are no reports of damage or injury. People living as far away as Southport in Merseyside and Dublin in Ireland reported "intense shaking" at 04:16 BST but there are no reports of damage or injury.
More than 100 reports from people who felt the earthquake have been made to the BGS, who said the majority were within a 100km radius.
"This was a larger than average earthquake, we get around one a year of this size," it said.
"People have reported hearing an initial loud banging, followed by rumbling, and intense shaking."
Graham Williams from Pentir, near Bangor, told BBC Radio Wales: "I woke up to a cracking sound and realised the house was shaking.Graham Williams from Pentir, near Bangor, told BBC Radio Wales: "I woke up to a cracking sound and realised the house was shaking.
"I could hear a low rumble for about 15 seconds and then it stopped.""I could hear a low rumble for about 15 seconds and then it stopped."
The tremor is just a few miles from the point on the Llyn Peninsula where an earthquake struck in July 1984 with a magnitude of 5.4. Kevin Clark of Llynfais, Anglesey, said the tremor came as a bit of a shock.
"I was fast asleep this morning and it sounded like a train running around the outside of the house," he said.
"And considering in Anglesey where we are there's no train, it was a bit of a shock and the whole place was shaking and rumbling, like a deep rumbling sound."
He added that his 14-year-old daughter was particularly shaken to be woken up to find her chandelier-style light shaking violently.
North Wales was also hit by a smaller earthquake in Caernarfon in February this year measuring 2.3 magnitude.
But the latest tremor is just a few miles from the point on the Llyn Peninsula where an earthquake struck in July 1984 with a magnitude of 5.4.
That is still the most powerful recorded in mainland Britain in the last 200 years.That is still the most powerful recorded in mainland Britain in the last 200 years.