A magnitude 4,4 earthquake shook Britain today, according to the British Geological Survey (BGS), and was felt in parts of Wales and the south-west of England.
The epicenter was reported 20 kilometers north of Swansea City in Wales, according to the BGS.
"Seismic tremors of this magnitude occur in Britain only every 2-3 years," the British Geological Survey said in a Twitter post.