Small earthquake felt in Wales, southern England

LONDON (Reuters) - An earthquake of magnitude 4.4 struck Britain on Saturday, the British Geological Survey (BGS) said on Saturday, with tremors felt across parts of Wales and southwest England.

The BGS said the epicentre of the quake was 20 km north of the Welsh city of Swansea.

"Events of this magnitude only happen in the UK every 2-3 years," the BGS said on Twitter.

(Reporting by Alistair Smout; Editing by Alison Williams)