Christchurch's CBD experienced moderate damage in the September 2010 earthquake. The 22 February 2011 earthquake, while lower in magnitude, involved much more intense shaking and caused significantly more damage, together with the loss of 185 lives. It was an aftershock of the M 7.1 Darfield earthquake of Sep-tember 4, 2010 (see the November 2010 Newsletter for a report on that earthquake). The June 2011 Christchurch earthquake was a shallow magnitude 6.0 M w earthquake that occurred on 13 June 2011 at 14:20 NZST (02:20 UTC).It was centred at a depth of 7 km (4.3 mi), about 5 km (3 mi) south-east of Christchurch, which had previously been devastated by a magnitude 6.2 M W earthquake in February 2011. Photo / Mark Mitchell A staggering 1300 buildings within … Following that earthquake, a rough estimate of repair and rebuilding costs was around $5 billion. The 22 February 2011, M w 6.2-6.3 Christchurch earthquake is the most costly earthquake to affect New Zealand, causing 181 fatalities and severely damaging thousands of residential and commercial buildings, and most of the city lifelines and infrastructure. Christchurch Cathedral was badly damaged by the Christchurch earthquake on 22 February 2011. The rebuilding of Christchurch, New Zealand's third-largest city that suffered a major earthquake in February 2011, ... from housing and social investment to infrastructure … 22, 2011, an M 6.3 earthquake shook the city of Christchurch, New Zealand. The 4 September 2010 earthquake happened at night, and caused no loss of life. Christchurch is still reeling from the 2011 earthquake, ... what this recent earthquake means for Christchurch’s seismic future. Vulnerability Map – A map showing how liquefaction vulnerability varies across Christchurch. The June quake was preceded by a magnitude 5.9 M L tremor that … This manuscript presents an overview of The Christchurch earthquakes in 2010 and 2011 caused damage to almost 50% of the city's urban roads. Earthquake Maps – Observations from the 2010-2011 Canterbury earthquakes. The damage equated to 895km of Christchurch's road network, which suffered damage to both repair and rebuilding. At 12.51 p.m. on Tuesday 22 February 2011, a magnitude 6.3 earthquake caused severe damage in Christchurch and Lyttelton, killing 185 people and injuring several thousand. ... Liquefaction causes no or only cosmetic damage to buildings and infrastructure (but damage may still occur due to other earthquake effects). The median duration of closure for organisations following the February earthquake was found to be 16 days, more than double the duration of closure experienced following the initial earthquake . The earthquake’s epicentre was near Lyttelton, just 10 km south-east of Christchurch… Photograph: David Wethey/EPA These were the seeds of what Smith … Although lower in mag- nitude than the earlier quake, the aftershock was centered closer to the city and caused significantly Christchurch's Catholic cathedral damaged after the earthquake, in 2011. This increased to 11% as a result of the February 2011 earthquake. An earthquake occurred in Christchurch on 22 February 2011 at 12:51 p.m. local time (23:51 21 February UTC) and registered 6.3 on the Richter scale.