The first one struck just before 2 this afternoon and measured 5 point 8 on the Richter scale, and was eight kilometres deep.
One of the Christchurch suburbs worst hit in the Canterbury earthquakes is on the way to recovery.
Emily Cooper, who worked as a reporter in the CTV building, which was destroyed by the earthquake.
A video of an interview with Kim Evans, manager of the Shirley Bakery, about the flooding of her store. Evans describes the flood damage as being worse than the damage caused by the 2010 and 2011 Canterbury earthquakes.
A video of Principal Richard Patton announcing to staff and students that Chisnallwood Intermediate is to remain open. Chisnallwood is one of thirteen schools which the Ministry of Education planned to close after the 22 February 2011 earthquake.
A video of journalist Charlie Gates introducing the 2012 World Buskers Festival. Gates revisits the performance venues for the festival in the Christchurch central city to show how the city has changed since the 2010 and 2011 earthquakes.
Text top left reads 'A tale of two quakes' In the first frame a man runs from 'radiation leaks' yelling 'The end of the world!' and in the second frame a man runs from the notion 'No World Cup?' yelling 'The end of the world!' Context - the terrible earthquake and tsunami in Japan 11 March 2011 that have led to the overheating of several nuclear power plants that are leaking radiation and threaten a nuclear catastrophe and the Christchurch earthquakes of 4 September 2010 and 22 February 2011 that have led to the decision that because of the amount of damage to the venue plus infrastructures and accommodation for visitors the Rugby World Cup will not be played in Christchurch. Quantity: 1 digital cartoon(s).
The cartoon shows Christchurch Cathedral shattered and with its steeple gone after the earthquake on 22 February 2011. The words 'The oSCARs' (wordplay on 'Oscars' and 'scars') are in the top left corner and the text 'The worst picture' are in the centre. A second version shows an 'Oscar' statuette with a crown on its head. Context - The Christchurch earthquake 22 February 2011 and the 2011 Oscars - annual film awards. Two versions of this cartoon are available Quantity: 1 digital cartoon(s).
A week after the devastating earthquake many are still needing assistance to get essential provisions such as food and water.
Offers of assistance to quake-ravaged Christchurch are flooding in from around the country.
Martin Setchell, the organist, is shown playing a mouth organ made out of cardboard tubes. This is a comment on the controversy over the replacement of Christchurch Cathedral, which was severely damaged in the Canterbury earthquakes of 2010 and 2011, by a temporary building made out of cardboard tubing. Quantity: 1 digital cartoon(s).
A man who represents 'Chch citizens' struggles up a rough and rocky road carrying over his shoulder a huge load that represents 'a devastated city'. Three signposts ahead of him point to 'faith', 'hope' and 'charity'. Context - The struggle to rebuild the city of Christchurch after the earthquake of 22 February 2011. Quantity: 1 digital cartoon(s).
Working alongside the Earthquake Authority will be a cross party forum of local members of parliament.
Shows a throng of sex workers rushing back following the announcement that 'Manchester Street's open!'. Prior to the Christchurch earthquake in February 2011 Manchester Street was the focus of street prostitution. On 13 April 2013 the Canterbury Earthquake Recovery Authority (CERA) announced: 'A temporary change to the cordon tonight sees Manchester Street open all the way through for the first time in over two years'. Quantity: 1 digital cartoon(s).
When the destructive February earthquake hit Christchurch, one of our reporters, Bridget Mills, was recording an interview at the very moment the earth started shaking.
Plumbers say EQC paying bills too slowly, Earthquake Commission defends its claim process, Events centre, not stimulus package, for West Coast, Harawira calls meeting to consider forming new party, Government, Auckland council split over development, Search work in Christchurch central city nears completion, Power in South Christchurch threatened by cut cable.
Scientists have been scouring the outskirts of Christchurch in search of geological evidence of the February earthquake.
Banks are urging Christchurch residents experiencing financial hardship following last week's earthquake to approach them for help.
MPs are pledging not to let politics get in the way of helping rebuild earthquake-devastated Christchurch.
The first major arts event to be held in Christchurch since the February earthquake kicks off today.
The Catholic basilica in Christchurch was further damaged in Monday's earthquake making its demolition all but inevitable.
The first media pictures have been taken of the most recent damage to Christchurch's central city in Monday's earthquake.
Gaps in the government's insurance cover will leave many schools damaged by the earthquakes in Canterbury out of pocket.
An urban regeneration initiative which aims to temporarily fill sites left vacant after the September 4, 2010 Canterbury Earthquake and the February 22, 2011 Christchurch Earthquake with creative projects for community benefit.
A world class centre for music and the arts has opened in Christchurch, after The Music Centre of Christchurch was damaged beyond repair in the 2011 earthquakes.
Matthew Hooton and Sue Bradford on politics including the political implications of the Christchurch earthquake.
John Key wants inquiry into collapse of buildings; Police update on latest from Christchurch emergency; Cordon update; More budget cuts in store after Christchurch earthquake; Attention turns to shape of new Christchurch CBD; Clifton Hills residents able to go home after evacuations; Quake Minister says ten thousand homes may be written off.
In response to the Canterbury earthquakes, the Government has built two villages in the suburbs of Linwood and Kaiapoi to provide temporary accomodation for those who've lost their homes. Our Christchurch correspondent, Katy Gosset, visited the Linwood Village and spoke to residents as they prepared for Christmas.
Cathederal Square has remained largely untouched by developers since the 2011 earthquake. That is about to change, with work beginning on a series of hotels.
Several volunteers work amongst the ruins of a building. A woman nearby weeps and the man comforting her comments 'and to think we believed sports stars were our national heroes'. Context - on 22 February 2011 a 6.3 magnitude earthquake struck in Christchurch which has probably killed more than 200 people (at this point the number is still not known) and caused very severe damage. There has been enormous praise for the efforts of many ordinary people who have shown courage in the catastrophe. Quantity: 1 digital cartoon(s).