Wednesday, 9 November 2016

2011 Christchurch earthquakes

On Saturday 4 September 2010, a magnitude 7.1 earthquake struck Christchurch. It caused widespread damage to the city and minor injuries, but no direct fatalities. Nearly six months later on Tuesday 22 February 2011, a second earthquake measuring magnitude 6.3 struck the city. The intensity and violence of the ground shaking was measured to be among the strongest ever recorded globally in an urban area and in total 185 people were killed. On 13 June 2011 Christchurch was hit by two more large aftershocks. A magnitude 5.6 quake followed by another quake at magnitude 6.3. There were no fatalities though it resulted in further liquefaction and building damage. Christchurch was again rattled awake on 2 January 2012. 4,558 earthquakes were recorded in the Canterbury region above a magnitude 3.0, from 4 September 2010 to 3 September 2014.


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