4.3 Aftershock in Christchurch

At 2:11am on the 26th March, Christchurch was shaken by a strong 4.3 aftershock. This was 11.4 kilometres deep and released 45 tons of energy. The previous day, the city was awoken by a 4.1 aftershock just after midnight. Click here to read more about the aftershocks as well as a geologist's answers to some questions about the Christchurch earthquakes.