What is June 2011 Christchurch earthquake?
{{Infobox earthquake | title = June 2011 Christchurch earthquake | image = 13 June 2011 Christchurch earthquake damage.png | image alt = | imagecaption = Structural damage from the earthquake | map2 = {{Location map | New Zealand | AlternativeMap = | label = | lat = -43.56 | long = 172.74 | mark = Bullseye1.png | marksize = 40 | position = top | width = 260 | float = center | caption = | relief=yes }} | caption = Map showing the epicentre of the earthquake | local-date = 13 June 2011 | local-time = 14:20 | timestamp = 2011-06-13 02:20:50 | anss-url= usp000j33b | isc-event = 16591901 | magnitude = 6.3 M<sub>L</sub><ref name=geonet1>{{cite web|title=New Zealand Earthquake Report - Jun&nbsp;13 2011 at 2:20 pm (NZST)|url=http://www.geonet.org.nz/earthquake/quakes/3528839g.html|work=GeoNet|publisher=GNS Science|accessdate=14 June 2011|url-status=dead|archiveurl=https://web.archive.org/web/20120829225918/http://www.geonet.org.nz/earthquake/quakes/3528839g.html|archivedate=29 August 2012|df=dmy-all}}</ref> |depth = {{convert|6|km|mi|0|abbr=on}} |location = {{Coord|43.56|S|172.74|E|type:event_scale:50000000|display=inline,title}} |type = [[Fault (geology)#Strike-slip faults|Strike-slip]] |countries affected = New Zealand |tsunami = No |damage = Building collapse, power outages, broken water pipes, soil liquefaction, rockfall |intensity = [[Mercalli intensity scale|VIII (''Severe'')]]<ref name=pager1>{{cite web|url=https://earthquake.usgs.gov/earthquakes/pager/events/us/c000466f/onepager.pdf|title=Pager Version 2 - M 6.0, South Island of New Zealand|work=[[USGS]]|date=13 June 2011|accessdate=13 June 2011}}</ref><ref name=geonet2>{{cite web|title=New Zealand Earthquake Report - Jun&nbsp;13 2011 at 2:20 pm (NZST)|url=http://www.geonet.org.nz/earthquake/quakes/3528839g-shaking.html|work=GeoNet|publisher=[[GNS Science]]|accessdate=2011-07-31|archive-date=2011-06-17|archive-url=https://web.archive.org/web/20110617063403/http://www.geonet.org.nz/earthquake/quakes/3528839g-shaking.html|url-status=dead}}</ref> |PGA