Christchurch Impacts Flashcards
What was the magnitude of the 2010 earthquake?
7.1MW
What was the magnitude of the 2011 earthquake?
6.3MW
How many people were killed in the 2011 earthquake?
185
Mostly in the CTV building collapse
How many people were injured?
Over 3000
How many buildings were damaged?
100,000
10,000 needed to be demolished
How long do economists estimate it will take the economy to fully recover?
50+ years
What was the estimated cost of both earthquakes?
$40 billion
3rd most expensive earthquake ever
Why was the 2nd earthquake so devastating?
It was along an unknown fault line.
This caught out the people
What happened to the land due to the earthquake?
Liquefaction occurred
This led to loss of older buildings and transport systems
This rendered the transport systems inoperable for some time
How much silt was produced by liquefaction?
400,000 tonnes
