Three of them !
http://news.bbc.co.uk/1/hi/england/2345639.stm
http://www.earthquakes.bgs.ac.uk/manchester_seismo.htm and alert_info_manchester.htm, see also http://www.earthquakes.bgs.ac.uk/
The server is still working at home, so I guess the house is there still.
Rachael is gonna just be careful how she walks in the house, in case the hamster's cage has fallen of the ledge.