There has been a small earthquake on the Lancashire coast, the British Geological Survey (BGS) has confirmed.
A small earth tremor was felt in the Blackpool area at about 0330 BST, they said.
Lancashire Police said calls had been received from several people who said their properties were shaking.
A BGS spokesman said that the 2.2 magnitude tremor was thought to have centred on Poulton-le-Fylde. No damage or injuries have been reported.
http://www.bbc.co.uk/news/uk-england-12930915
Note: 1 April 2011 Last updated at 09:51 GMT