Christchurch Earthquake- September 2010 Flashcards
What plate margin is Christchurch on?
The Pacific Ocean and Indo-Australian CONSERVATIVE plate margin.
When was the first Earthquake?
4:35am
4th September 2010
What was the magnitude of the first Earthquake?
7.1
How far away was the epicentre from Christchurch?
40km away
When was the after shock of the September Earthquake?
February 2nd 2011
12:51
What was the magnitude of the aftershock?
6.3
Environmental - Primary affects
- Severe liquefaction affected roads
- Rock falls around Lyttelton harbour
- Earth rose by 1m
Environmental - Secondary effects
•Damage yo roads due to liquefaction made it difficult for people + emergency services to move around
Economic - Primary effects
- Spire of Christchurch cathedral collapsed
* Water supplies disrupted by pipes rupturing
Economic - Secondary effects
- Businesses put out of action for long periods of time
* Christchurch could hold the Rugby World Cup, lost benefits such as tourism and income
Social - Primary effects
- 181 killed, 80 killed by CTV building falling
- 2000 injured
- 50% of central building damaged
- 80% without power
- Cars fell into sink holes
Social - Secondary effects
- People effected mentally and needed support
* Schools has to share classrooms due to damage to other buildings
Immediate responses
- Ordinary people help find people
* Chemical toilets provided for 30,000 residents
Long term responses
- Paid $900 million in building claims
* Temporary housing, water + sewage
