The earthquake occurred at 12.51pm on 22nd February 2011. The earthquake measured 6.3 on the Richter Scale and, at 4.99 km deep, was very shallow. The earthquake occurred along a conservative margin between the Pacific Plate and the Australasian Plate. Take a look at the Christchurch earthquake animated map to see the swarm of foreshocks and aftershocks.
What were the effects of the Christchurch earthquake?
The primary effects included:
185 people were killed
312 people were injured
6800 people received minor injuries
100,000 properties were damaged and 10,000 were demolished by the earthquake
$28 billion of damage was caused
water and sewerage pipes were damaged
the cathedral spire collapsed
liquefaction destroyed many roads and buildings
The video below shows the effects of the earthquake one minute after it struck.
The secondary effects included:
2200 people had to live in temporary housing
five Rugby World Cup matches were cancelled
schools were closed for two weeks
1/5 of the population migrated from the city
many businesses were closed for a long time
two large aftershocks struck Christchurch less than 4 months after the city was devastated
What were the immediate responses to the Christchurch earthquake?
The immediate responses included:
around $6-7 million of international aid was provided
The Red Cross and other charities supplied aid workers
more than 300 Australian police officers flew into Christchurch three days after the earthquake. They were sworn in with New Zealand policing powers and worked alongside New Zealand officers enforcing law and order and reassuring the people of Christchurch
What were the long-term responses to the Christchurch earthquake?
The long-term responses included:
the construction of around 10k affordable homes
water and sewage were restored by August 2011
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