People are dislocated, injured, or busy trying to get their personal lives together. 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. Get Started. If nothing else, she says, the psycho-social impacts of the Canterbury earthquakes are being incredibly well studied. Increased sense of community as neighbours and strangers help each other. The most violent quake, on 22 February 2011, killed 181 people. Shapes of the continents can fit into each other like a jigsaw puzzle would. It was a 6.3 magnitude earthquake and the focus was very shallow at 4.99 kilometres deep… 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. This earthquake was the second-deadliest … The Christchurch Cathedral remains in a state of disrepair. 2011. 2 General geologic profile of shallow Christchurch soils indicating thickness of recent alluvial soils and water table depth along an east-west cross section (indicated in Figure 1) - "Liquefaction impacts in residential areas in the 2010-2011 Christchurch earthquakes" 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. Earthquakes have a number of profound effects on local ecosystems, but the most important effect earthquakes have is that they change habitats abruptly. The EM strategy, model and practice in New Zealand were also discussed. A study in Christchurch found that more socially deprived neighbourhoods and areas with a greater proportion of low income households had significantly higher levels of traffic-related pollution than high income areas.6 These areas have greater proportions of Maori, Pacific peoples and other migrant groups. In particular, legal academics highlighted the unprecedented nature of the legislation and the truncated democratic process. Of particular concern are those that challenge the democratic right to local participation and representation. The 22 February 2011 earthquake (Christchurch 1 . The Christchurch earthquake of 2011 had widespread mental health effects on the population. However, it must be asked why the earthquake recovery legislation did not adopt extensive parts of the New Zealand civil defence plan and strategy. Despite the signs of progress, the government’s approach has caused simmering discontent in the local community. One month on from the magnitude 6.3 earthquake that hit Christchurch on February 23, the physical and psycholigical effects are still being felt. Fig. As the result, there were 185 people killed, 7500 injured and 60,000 people displaced. Existing alongside these higher-level politics during the disaster recovery period is a thriving network of community and grassroots groups. Earthquake) was New Zealand’s worst natural disaster - 185 people lost their … Write an article and join a growing community of more than 119,900 academics and researchers from 3,852 institutions. Liquefaction caused by the 2010–11 Canterbury earthquakes created large holes in streets around Christchurch. Social Impact. In February most of the city was without power. It shifted land, created liquefaction, created large gaps in the ground etc. 3 Ministry for the Environment. My current research reveals this dissatisfaction is particularly with the actions of central government. 16000 people migrate from Christchurch due to earthquake People unable to work as many businesses are damaged and destroyed. Electricity to 75 per cent of the city was cut in the September quake. One month on from the magnitude 6.3 earthquake that hit Christchurch on February 23, the physical and psycholigical effects are still being felt. The Appendices to this report provide visual explanations of land damage types and suburb specific information. The region is facing major economic and organisational challenges in the aftermath of these events. Apart from physical injuries, international literature suggests that psychosocial recovery after a disaster can take five to ten years. Media report on environmental effects like liquefaction, landslides and rockfalls. We extend the extant literature on this topic in a number of ways. Home » Science » Geology, Environment & Weather » 2011 Christchurch earthquake The February 2011 Christchurch quake was a compelling indigenous occasion that severely harmed New Zealand’s second-most vast city, executing 185 individuals in one of the country’s deadliest peacetime fiascos. Ancient earthquake activity. … 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. 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. In late 2010 and in 2011, Canterbury endured a series of major earthquakes. New Zealand Journal of Geology and Geophysics: Vol. Interested in joining as an author? Volume 14, Part 1, Pages 1-104 (December 2015) Download full issue. While this upset many in the community, research conducted just before the earthquakes found existing legislation may not have been sufficient to manage some aspects of recovery from such a large disaster. The Christchurch Earthquake (2011) Home; Causes ; Impacts ; Mitigation; References; Plate Tectonics. falling from 50 in 1999 to 19 in 2012.4 The earthquakes have had an impact on air quality as discussed further below. Under further legislation introduced after the February 2011 earthquake, the Canterbury Earthquake Recovery Authority (CERA) gained wide-ranging control of the recovery. Earthquake debris from the Lyttelton Harbour reclamation has been washing up on nearby beaches, leading residents to question its environmental impact. 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. Christchurch's Catholic cathedral damaged after the earthquake, in 2011. A magnitude 9.0 earthquake rupturing the Earth's crust nearly 130 km off the east coast of Japan on March 11, 2011, triggered a tsunami that reached the Japanese coast approximately 30 minutes later. This applies particularly in Australia, which has experienced widespread bushfires from Western Australia to Tasmania. 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 … The Appendices to this report provide visual explanations of land damage types and suburb specific information. Even though the February 2011 earthquake was smaller in magnitude than the September 2010 earthquake, its impact was much greater. The government later extended this arrangement until 2016, citing the earthquakes as one justification. ... Earthquake environmental effects (EEE), especially liquefaction, were intense and widespread. These may have adversely affected aquatic ecosystems in the Avon/O The 22 February 2011 earthquake (Christchurch 1 . These issues are relevant elsewhere too as climate-related disasters become more frequent. Liquefaction is a phenomenon in which the strength and stiffness of a soil is reduced by earthquake shaking or other rapid loading. To carry out more democratic and community-focused recovery, authorities need to actively appreciate and collaborate with residents, organisations and communities. On 11 March 2011, a 9.0 magnitude earthquake off the north-eastern coast of Japan – the strongest ever recorded in the country – triggered a tsunami up to 30 metres high that washed up to 5 kilometres inland. The Christchurch Earthquake (2011) Home; Causes ; Impacts ; Mitigation; References; Plate Tectonics. SuperSealing’s task was to help prevent road and pathway erosion that had suffered extensive … People are in shock and are shaken after massive 7.1 magnitude earthquake hit Christchurch, and the city is still being rocked by aftershocks. The Christchurch cathedral was toppled over and demolished from the earthquake on Feb 22, 2011. The question then is: why can’t Christchurch lead its own recovery? Most Cantabrians were away from their homes when the 6.3-magnitude earthquake struck at 12.51 p.m. on 22 February 2011. The earthquake struck the city of Christchurch in New Zealand on 22 February 2011. A glossary is included. It resulted in massive loss of life, environmental devastation and infrastructural damage. The Christchurch, New Zealand earthquake on 22 February 2011 resulted in a severely modified soil environment for vast areas of the city. 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 22 February 2011 earthquake caused 185 fatalities, injured 3,129 people, and 1,293 were injured in the aftermath. 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. It is hard to disentangle the effects of the earthquakes from other This time it was often colleagues, classmates or complet… It was the middle of a working day and many people were at school or work, having lunch or running errands. Initiatives such as Greening the Rubble, Gap Filler and Agropolis have demonstrated the possibilities for citizen-led recovery. In early 2010, the government had removed the democratically elected officials of the regional council Environment Canterbury. 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. Air and water quality were also impacted, with water-based recreational activities halted until November 2011. These earthquakes have caused deaths and considerable destruction in Christchurch and the surrounding area. 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. 255-269. 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. The September earthquake happened at night, when most people were at home asleep. These were the seeds of what Smith … To get some sense of scale, the Christchurch 2011 quake at a 6.3 involved a release of energy equivalent to four Hiroshima atomic bombs. 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. 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). The February earthquake was also much more … Over half of the deaths occurred in the 6-storey Canterbury Television (CTV) Building, which collapsed and caught fire … People needing elective surgery are unable to get it. 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. Similarly, it is asked, what was the impact of the Christchurch earthquake 2011? 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. 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. The removal of elected officials, along with the CERA legislation, are indicative of an approach to post-disaster politics that favours central government intervention and control. That approach has excluded many individuals and community organisations. In some cases, it took over projects managed by local authorities. This car toppled into a hole near Shortland Street in the suburb of Aranui following the 22 February 2011 earthquake. 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. Paleoseismicity.org is a page dedicated to scientists and everyone else interested in paleoseismology, archeoseismology, neotectonics, earthquake archeology, earthquake engineering and related topics. Martin Luff/CC-BY-SA 2.0. … The keenly awaited Margaret Mahy children’s playground has opened. The 2010-2011 Canterbury Earthquake Sequence: Personal, Social, Governance and Environmental Consequences . Shelley McMurtrie Alex James Mark Taylor Zoe Dewson Mike Bourke Alastair Suren Neale Hudson Kit Rutherford The 22 February 2011 earthquake affected Christchurch’s waterways following liquefaction sand/silt, bank slumping, uplift of streambeds, and input of raw wastewater. LIQUEFACTION IMPACTS IN RESIDENTIAL AREAS IN THE 2010-2011 CHRISTCHURCH EARTHQUAKES ... 2010-2011 Christchurch earthquakes is currently estimated to be in the range between 25 and 30 billion NZ dollars (or 15% to 18% of New Zealand’s GDP). This move was met with concern. More than 4,500 vehicles were stranded in the city centre during the recovery period. Select all / Deselect all. Previous vol/issue. Note: The glossary is at the end of the main body of the report. Initial effects: The economic heart of Christchurch is shut down. They say they felt dismissed and excluded – even deliberately left out of consultation and engagement. Christchurch Cathedral showing the effects of the February 2011 earthquake. Unfortunately, this was exactly the situation some academics feared the creation of the CERA would create. 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 The 2011 Christchurch earthquake series had severe consequences and surprised scientists for many reasons. 55, The 2010–2011 Canterbury earthquake sequence, pp. (2012). 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. We intend to provide a platform for discussion and scientific exchange. Many people expressed displeasure at the treatment of residents in official processes. To understand these perspectives and why people are dissatisfied, it is necessary to explore what the government did. Apart from physical injuries, international literature suggests that psychosocial recovery after a disaster can take five to ten years. It lasted only 10 seconds. PhD Candidate, Disaster Studies and Urban Geography, RMIT University. paleoseismicity.org is edited by Christoph Grützner and administrated by Martin Schmidt, Koblenz/Germany. A glossary is included. Different authors irregularly write about recent papers, field work, problems, conferences or just interesting things that they come across. A strong feeling exists in the city that the community can undertake this task. Thousands of tremors have … Soil Liquefaction. On 22 February 2011, Canterbury and its largest city Christchurch experienced its second major earthquake within six months. The plates themselves are estimated to be around 2900 km thick. Media report on environmental effects like liquefaction, landslides and rockfalls. Liquefaction is a natural process where earthquake shaking increases the water pressure in the ground causing some soils to behave like a fluid, resulting in temporary loss of soil strength. Work has begun on government-led precincts and anchor projects in the central city. Most households had power within two to three days, but some regions took much longer. Looking towards a future that seems destined to bring more bushfires, floods and cyclones, it is vital to understand how exceptional post-disaster political tools influence recovery. noun, plural -ties. Their successes had brought joy to their lives and restored hope for the future of the city. This, in turn, has contributed to feelings of disenfranchisement and disillusion. The M w 6.0 (M L 6.4) Christchurch earthquake on 13 June 2011 was preceded 1 h 20 min earlier by a M L 5.6 earthquake; these events and related aftershocks were located primarily in southeast Christchurch along a NNW-trending alignment, although some large aftershocks (e.g., 21 June 2011 M L 5.4; Table 1) continued to occur in the gap between the … The September quake had occurred in the early hours of the morning with family generally close at hand. 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 … Please contact us! Other agencies also felt the effects of this approach. Earthquakes can cause trees to fall, cliffs to crumble and caves to collapse, which can have trickle-down effects …     At least 15,899 people died, and another 2,500 went missing. The Canterbury earthquakes of 2010-11 required a momentous recovery undertaking by the City of Christchurch in New Zealand. 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. tē ] The Canterbury earthquakes of 2010-11 required a momentous recovery undertaking by the City of Christchurch in New Zealand. RMIT University provides funding as a strategic partner of The Conversation AU. Street art protests the powers of the minister for earthquake recovery. The 2011 Christchurch earthquake series had severe consequences and surprised scientists for many reasons. The Christchurch earthquake of February 2011 . By Staff Writer Last Updated Mar 27, 2020 6:15:01 AM ET. Figure 1 below shows the daily concentrations of PM 10 in Christchurch each year and the number of days the guideline was breached in the Christchurch airshed. Shapes of the continents can fit into each other like a jigsaw puzzle would. On 22 February 2011, a 6.3 magnitude earthquake struck Christchurch shortly before 12:50pm at a shallow depth of four kilometres. Next vol/issue. 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. Many residents, when interviewed, mentioned the importance of these organisations and their projects. Lateral spreading and its impacts in urban areas in the 2010–2011 Christchurch earthquakes. After each major earthquake, comprehensive field investigations and inspections were conducted to document the liquefaction-induced land … Photograph: David Wethey/EPA. This earthquake did major destruction. This meant that even though some large buildings collapsed, few people were nearby them when they were damaged. The earthquake occurred on New Zealand’s South Island 10km to the West of Christchurch, Canterbury. the land change effects of the earthquakes. Raven Marie Cretney receives funding through the Australian Government APA scholarship scheme. Identifying the economic impact is difficult. In this seminar, Dr Prasanna looked at the geography and natural disaster risk profile of New Zealand followed by a discussion on the NZ’s emergency and service management hierarchies. Environmental impacts: Economic impacts: Social impacts: Powered by Create your own unique website with customizable templates. Thousands more were made homeless, and an area more than four times the size of London's Hyde Park was deemed uninhabitable. The Canterbury earthquakes of 2010-11 required a momentous recovery undertaking by the City of Christchurch in New Zealand. Christchurch Cathedral showing the effects of the February 2011 earthquake. Edited by Douglas Paton, David Johnston. The Commons, a Gap Filler project providing public space and activities in the central city. 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). ... Earthquake environmental effects (EEE), especially liquefaction, were intense and widespread. The Christchurch earthquakes from 2011 have remained in memory as an unforgettable event. 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. Christchurch is finally starting to enter a phase of sustained construction. The 2011 Christchurch earthquake was a powerful natural event that severely damaged the second largest city in New Zealand. The port was damaged, and many roads cracked. But the magnitude 9, mega thrust Tohuku earthquake that struck Japan in 2011 was 80 times stronger again and the equivalent of … This article is more than 9 years old. It was the biggest earthquake since 1931. Choose Historic earthquakes to find the pages on The 2010 Canterbury (Darfield) earthquake and The 2011 Christchurch earthquake and other recent earthquakes. 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. Christchurch earthquake: 10,000 homes face demolition . It turned out that subsequent quakes reactivated the same feeder dikes of sand blows, showing that saturated sediments are susceptible of liquefaction no … What impacts came from the Christchurch Earthquake? Cultural Effects Christchurch Earthquake 12.51pm 22 February 2011 These are highly regarded for their community-driven approach. the land change effects of the earthquakes. How Do Earthquakes Affect the Environment? Download PDFs Export citations. The Christchurch earthquake of 2011 had widespread mental health effects on the population. Actions for selected articles. Many remain unresolved. 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. Several aftershocks were reported, some registering at a 5.6 magnitude. Though the government supplied money for those who were fired, businesses that needed re-building and injured employees. The plates themselves are estimated to be around 2900 km thick. Outside of New Zealand, the earthquake became known as the "Christchurch Earthquake", and it resulted in the deaths of 185 people and injuries of several thousand. The current study examines the impact that the Canterbury Earthquakes have had on the temporal and spatial patterning of crime in Christchurch. On February 22, 2011, residents of the then-second-largest city in New Zealand – Christchurch, located on the South Island's Canterbury Plains – were hit hard by a magnitude 6.3 earthquake. Infrastructure is damaged as are buildings and factories. Copyright © 2010–2021, The Conversation US, Inc. Other studies have found that more than 75% of respondents disagreed with the government’s recovery priorities. 2011 earthquake were reviewed including: ... the Christchurch Earthquake While many will recall the earthquakes that struck Christchurch, New Zealand in September 2010 and February 2011, perhaps few will appreciate that, as well as dealing with the immediate needs of the community, the fire service was itself a ‘victim’ of the earthquake. Note: The glossary is at the end of the main body of the report. Approximately 25% of all buildings in the Christchurch CBD have been “red tagged” or deemed unsafe to enter. Thousands of tremors have been recorded since the February 22 earthquake that killed 185 people, injured thousands, destroyed more than 50% of the CBD and damaged tens of thousands of homes. An Earthquake Commission process of quick damage assessment to 180,000 homes starts in Christchurch, New Zealand. A key reason for this is that a double blow often occurs. Two large 1980s buildings, including the six-storey Canterbury Television Building, collapsed in the earthquake. The Kaikoura earthquake at 7.8 was 180 times more powerful and the equivalent of 800 Hiroshima bombs. Multiple buildings collapsed, and the city was impacted by burst water mains, flooding, liquefaction and power outages. Just click the "Unsubscribe" link which you find in every newsletter you get and your email adress will be removed from the subscribers list in seconds. Citation Cubrinovski, M., Henderson, D., Bradley, B.A. Several buildings caught fire after the earthquake. Perhaps the longest-lasting impact of the Tohoku event will result from the damage to the nuclear power plants along the coast and the subsequent release of … You can also find Personal stories of the 2010–11 Canterbury earthquakes. Liquefaction can cause significant damage to land, buildings and infrastructure, through sediment being ejected to the ground surface, and subsequent ground settlement, ground cracking and … SuperSealing were proven performers after successfully completing 2 work programs for the City. The lessons from Christchurch show the importance of social and political dynamics in shaping the experience of cities and their citizens in long-term disaster recovery. The earthquake happened on a conservative plate margin between the Pacific Plate and the Australian Plate. The political approach of the national government to response and recovery has raised important issues for understanding the politics of disasters. Two people have seriously injured - one by a falling chimney and the other by shattered glass, and one man died of a heart attack, but this doesn't count as a fatality. Effects in Christchurch. The Christchurch earthquake caused extensive damage to infrastructure and buildings. 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. (2012) Liquefaction impacts in residential areas in the 2010-2011 Christchurch earthquakes. Five years on, what insight can we glean from the fallout? About $2 billion worth of damage has been done, much of this damage will impede economic activity. 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. The Impacts of the Christchurch Earthquake. 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 primary provision for community engagement in the act is a 20-person committee appointed by the minister. And 59% believed the recovery to be a convenient excuse to push the government’s own agendas. Background . The city faced enormous challenges. 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. 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