It was a 6.3 magnitude earthquake and the focus was very shallow at 4.99 kilometres deep… 3 Ministry for the Environment. The city faced enormous challenges. Fig. Finally, the characteristics of Christchurch liquefaction and its impacts on built environment are discussed in relation to the liquefaction-induced damage in Japan during the 11 March 2011 Great East Japan Earthquake. A glossary is included. The most violent quake, on 22 February 2011, killed 181 people. Work has begun on government-led precincts and anchor projects in the central city. This paper focuses on the performance of potable water system of Christchurch during the 2010-2011 earthquakes and particularly examines the impacts of liquefaction on this pipe network during Earthquakes have a number of profound effects on local ecosystems, but the most important effect earthquakes have is that they change habitats abruptly. Raven Marie Cretney receives funding through the Australian Government APA scholarship scheme. It was the biggest earthquake since 1931. The Appendices to this report provide visual explanations of land damage types and suburb specific information. After each major earthquake, comprehensive field investigations and inspections were conducted to document the liquefaction-induced land … Ancient earthquake activity. 2011. The Christchurch, New Zealand earthquake on 22 February 2011 resulted in a severely modified soil environment for vast areas of the city. Thousands of tremors have … The stories I have collected suggest that establishing such a powerful government department created a hierarchy which has emphasised a top-down, command-and-control approach. These are highly regarded for their community-driven approach. Impacts of Christchurch Earthquake In total, the 'rehabilitation' costs $15.1 billion dollars worth of damage, Many businesses needed to fire employees due to the heavy re-building fee. The current study examines the impact that the Canterbury Earthquakes have had on the temporal and spatial patterning of crime in Christchurch. Street art protests the powers of the minister for earthquake recovery. It lasted only 10 seconds. Citation Cubrinovski, M., Henderson, D., Bradley, B.A. Photograph: David Wethey/EPA. Scope of Project Following the major earthquake on 22nd February 2011, Christchurch was in a State of Emergency, with urgent works required throughout the city. The earthquake occurred on New Zealand’s South Island 10km to the West of Christchurch, Canterbury. PhD Candidate, Disaster Studies and Urban Geography, RMIT University. Recent submissions from the public on the plan to replace CERA with another agency also demonstrate the community’s desire for more powers at the local level. Lateral spreading and its impacts in urban areas in the 2010–2011 Christchurch earthquakes. People are dislocated, injured, or busy trying to get their personal lives together. … (2012) Liquefaction impacts in residential areas in the 2010-2011 Christchurch earthquakes. Previous vol/issue. 2010-2011 Christchurch earthquakes is estimated to be in the range between 25 and 30 billion NZ dollars (or 15% to 18% of New Zealand’s GDP). You can also find Personal stories of the 2010–11 Canterbury earthquakes. Select all / Deselect all. More than 4,500 vehicles were stranded in the city centre during the recovery period. The Kaikoura earthquake at 7.8 was 180 times more powerful and the equivalent of 800 Hiroshima bombs. New Zealand Journal of Geology and Geophysics: Vol. Existing alongside these higher-level politics during the disaster recovery period is a thriving network of community and grassroots groups. This was the second major earthquake to hit the city; the previous quake occurred on 4 September 2010 and registered at a 7.1 magnitude. Their successes had brought joy to their lives and restored hope for the future of the city. Many people expressed displeasure at the treatment of residents in official processes. About $2 billion worth of damage has been done, much of this damage will impede economic activity. The Canterbury earthquakes of 2010-11 required a momentous recovery undertaking by the City of Christchurch in New Zealand. A key reason for this is that a double blow often occurs. These earthquakes have caused deaths and considerable destruction in Christchurch and the surrounding area. Paleoseismicity.org is a page dedicated to scientists and everyone else interested in paleoseismology, archeoseismology, neotectonics, earthquake archeology, earthquake engineering and related topics. Primary Impacts Because of the 185 deaths and the 2000 people injured, this earthquake was made the second-deadliest natural disaster recorded in New Zealand. The most prominent example is the creation of a unit within the CERA to manage the city centre rebuild, removing the task from the locally elected city council. The community organisations that sprang up from the rubble have provided hope, social services and public spaces for those living through their own personal recovery alongside that of the city. This, in turn, has contributed to feelings of disenfranchisement and disillusion. Copyright © 2010–2021, The Conversation US, Inc. The Commons, a Gap Filler project providing public space and activities in the central city. Next vol/issue. Several buildings caught fire after the earthquake. Then, more than five months after the mainshock, on 22 February 2011, a M6.3 aftershock occurred 5 km south-east of Christchurch at a depth of only 5 km. Liquefaction caused by the 2010–11 Canterbury earthquakes created large holes in streets around Christchurch. Research following the Christchurch earthquakes has shown that increasing exposure to the damage and trauma of a natural disaster is correlated with an increase in depression, anxiety, and posttraumatic stress disorder (PTSD). Several aftershocks were reported, some registering at a 5.6 magnitude. All together there are 12 large plates and 8 smaller plates; these plates move around in different directions at a pace of 2 cm once a year. The earthquake happened on a conservative plate margin between the Pacific Plate and the Australian Plate. Overall, the Canterbury economy has been reasonably resilient to the impact of the earthquakes, and the spillover to other regions in New Zealand has been limited. The region is facing major economic and organisational challenges in the aftermath of these events. The Christchurch Cathedral remains in a state of disrepair. The Christchurch soil type is mainly loose to moderately saturated granular soils with poor drainage.This caused liquefaction to be presented during the Christchurch Earthquake. Impacts on the natural environment The Canterbury earthquakes caused a significant change to the natural environment, including liquefaction, lateral spread near waterways, land level changes, and numerous rockfalls and landslides. It has been five years since a major earthquake hit the New Zealand city of Christchurch, but thousands of residents are still waiting for their homes to be repaired or rebuilt, writes Michael Ertl. Under further legislation introduced after the February 2011 earthquake, the Canterbury Earthquake Recovery Authority (CERA) gained wide-ranging control of the recovery. falling from 50 in 1999 to 19 in 2012.4 The earthquakes have had an impact on air quality as discussed further below. Rescue workers are lowered by crane onto the top of the Christchurch Cathedral in Christchurch, New Zealand, Feb. 25, 2011 after the city was hit by a 6.3 earthquake Feb 22. The Impacts of the Christchurch Earthquake. The Christchurch earthquake of February 2011 . Different authors irregularly write about recent papers, field work, problems, conferences or just interesting things that they come across. In the words of one survivor, “You feel very vulnerable.” The Central Business District of New Zealand’s second largest city bore the brunt of the quake, centred in … In February most of the city was without power. 255-269. And 59% believed the recovery to be a convenient excuse to push the government’s own agendas. The combined effects of the earthquake and tsunami (known as the Tohoku event) devastated the area of northeast Japan, resulting in widespread infrastructure destruction, loss of life, and environmental contamination. Identifying the economic impact is difficult. The latest events are most likely aftershocks of the M6.3 earthquake that devastated Christchurch and left more than 180 people dead at 22 February, 2011 and of the M7.0 event in September last year. Choose Historic earthquakes to find the pages on The 2010 Canterbury (Darfield) earthquake and The 2011 Christchurch earthquake and other recent earthquakes. Unfortunately, this was exactly the situation some academics feared the creation of the CERA would create. Increased sense of community as neighbours and strangers help each other. The 22 February 2011 earthquake (Christchurch 1 . Note: The glossary is at the end of the main body of the report. This meant that even though some large buildings collapsed, few people were nearby them when they were damaged. In my research, many people said they would have preferred to see a locally led recovery supported and resourced by central government, but with a more “hands-off” approach. 55, The 2010–2011 Canterbury earthquake sequence, pp. The primary provision for community engagement in the act is a 20-person committee appointed by the minister. Media report on environmental effects like liquefaction, landslides and rockfalls. The port was damaged, and many roads cracked. tē ] These were the seeds of what Smith … Christchurch's Catholic cathedral damaged after the earthquake, in 2011. Write an article and join a growing community of more than 119,900 academics and researchers from 3,852 institutions. A glossary is included. Download PDFs Export citations. The February earthquake was also much more … This article is more than 9 years old. What impacts came from the Christchurch Earthquake? Almost immediately after the first big, but non-fatal, earthquake in September 2010, the government introduced legislation that gave a newly appointed earthquake recovery minister the power to amend almost any statute to support the recovery. The keenly awaited Margaret Mahy children’s playground has opened. The plates themselves are estimated to be around 2900 km thick. The 2011 Christchurch earthquake series had severe consequences and surprised scientists for many reasons. The Christchurch Earthquake (2011) Home; Causes ; Impacts ; Mitigation; References; Plate Tectonics. This applies particularly in Australia, which has experienced widespread bushfires from Western Australia to Tasmania. Apart from physical injuries, international literature suggests that psychosocial recovery after a disaster can take five to ten years. The 2011 Christchurch earthquake series had severe consequences and surprised scientists for many reasons. Other agencies also felt the effects of this approach. 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