Overview
- The British Geological Survey confirmed a magnitude 3.3 event at 11:23pm on December 3 off Silverdale at a depth of about 3km.
- Shaking was felt mainly within 20km of the epicentre, with reports from Carnforth, Morecambe, Kendal and Ulverston, and many describing a loud bang.
- Lancashire Police, Fire and Rescue, and the North West Ambulance Service attended following numerous calls, and residents were asked to report any potential property damage.
- Volcano Discovery and the EMSC logged more than 1,000 felt reports, with some unverified submissions suggesting weak shaking in London.
- The quake fits typical UK seismic activity, with 200–300 events detected annually and 20–30 felt, and it was the second recorded in the UK this month.