The magnitude 7.1 earthquake which struck Canterbury about 4.30am, Saturday 4th September rates among the top dozen to hit New Zealand.
It caused widespread damage because ...
The magnitude 7.1 earthquake which struck Canterbury about 4.30am, Saturday 4th September rates among the top dozen to hit New Zealand.
It caused widespread damage because of its shallow depth, 10km. There have been a lot of aftershocks, some of them over magnitude 5.