collapsed However, despite extensive use of social media platforms to mobilize rescue and relief resources, the lack of coordination between official squads and volunteer groups still persisted. n 50% + of Central City buildings severely damaged including the city’s cathedral which lost its spire. The Christchurch City Council kept the local population informed and up to date through a disaster recovery website on WordPress along with a Twitter account and Facebook page. Eight hospitals collapsed. Moreover, the local community was also able to regroup and participate in restoration measures. New Zealand. much more damage and had a greater impact on the area. The city’s central business district was severely hit with widespread building and infrastructural damage. A number of volunteers took the initiative to create online pages that merged information collected from official sources with location specific details. Tectonic activity & hazards > Earthquakes - case study > MEDC - Christchurch, 2011 Overview The magnitude 6.3 earthquake struck on February 22, and was probably an aftershock of the 2010 Canterbury earthquake through some seismologists consider it a separate event Case study of 2010–11 Christchurch earthquakes The Christchurch earthquakes of 2010–2011 consisted of numerous events, with the significant events being the M w 7.1 Darfield earthquake on September 4, 2010, and the destructive M w 6.3 earthquake on February 22, 2011, which caused many buildings to collapse and the loss of 185 lives [ 47 ]. These forums were the primary channels through which information was transmitted and was also used effectively to keep a tab on public response. people and emergency services to the benefits, e.g. Cars fell into sink holes The 2011 Christchurch earthquake was another case of such a blind earthquake, which has not yet been associated with any known geological faults. This was especially prevalent amongst the affected population. l liquefaction made it difficult for c The epicenter of the 2011 earthquake was located at Lyttelton, a port town very close to Christchurch which was why it was more severe in impact than the earlier earthquake that occurred in 2010. aftershock of the September earthquake struck with a magnitude of 6.3 on the Richter scale. And it seemed to indirectly downgrade non official rescue efforts to the status of an auxiliary activity of non critical value. (the one person had a heart attack possibly from shock of the earthquake)  It was based on the Greendale fault, … Between 4 September 2010 and 4 December 2017, this region hosted one moment magnitude (Mw) 7.1 earthquake, 3 earthquakes with Mw ≥ 6, and 31 earthquakes with local magnitude (ML) ≥ 5. 6 months earlier on 4th September 2010 another massive magnitude 7.1 earthquake caused significant damage to Christchurch and the central Canterbury region, but with no direct fatalities. some structural damage, only two people were injured. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. i Copyright © DisasterRecovery.org 2020. Human personnel at the Christchurch Response Center were able to efficiently manage the huge volumes of data coming through a variety of channels without any information overload. moved closer to Sydney. All Rights Reserved. The epicenter of the quake was approximately 3 miles from the city center of Christchurch. Urgent requests and high alert issues were immediately forwarded to incident commanders to be assessed and conclusively resolved. Case study sheet. v On February the 2nd 2011 at 12:51 pm an 1. In the midst of all the chaos and confusion that ensued, disaster recovery through social media emergency management took centre stage as the primary communications channel for sharing information, sourcing aid and relief material. The epicentre was 40km away from Christchurch with a shallow focus of 10km. 12th January 2010. they would bring. i l The Guardian has many articles about the earthquake – they responded by starting a blog which gave regular updates. knee deep water in most areas a 308 people were killed, 1500 were injured and 67,500 were made homeless. n A devastating earthquake with a 6.3 magnitude Richter scale reading struck the city of Christchurch in February 2011, a sprawling metropolis and one of the more densely populated cities in New Zealand. 80% of the city was without electricity. 2). Case study: Christchurch 2011 (HIC) Causes. The earthquake was only 5 km deep. The volunteering community spread across the digital space continued to grapple with the challenge of generating a brand of reliability while providing information. OPEN DATA’S IMPACT | Open Data’s Use After Christchurch Earthquakes 4 I. the study of its potential triggering by the 1971 San Fernando earthquake was only made possible after its rupture plane and hypocenter depth were resolved (Stein et al. Please prove you are human by selecting the Key. This PGA is considered unusually high for a M6.3 quake. Killed 185 people. Christchurch 22nd February 2011. Clipping is a handy way to collect important slides you want to go back to later. a This paper analyzes how earthquakes increased flood hazards in Christchurch, New Zealand, using empirical observations and seismological data. #eqnz finally emerged as the default hash tag with further iterations such as #eqnzcontact and #eqnzaccom in the pipeline. While the map found widespread and immediate acceptance from various quarters, including official government agencies, an alternate mapping system emerged that provided more elaborate details. Although measuring only 6.3 in magnitude, the quake inflicted damage to the city far beyond what was thought possible. o r This turned out to be an impediment that limited the extent of disaster recovery assistance they were able to provide. Nearly 200 people died. Case Study: Christchurch, New Zealand. DAMAGES See our Privacy Policy and User Agreement for details. Mahoney & J. Kupec Aurecon New Zealand Limited. In the case of future earthquake-induced effects on flood hazards in Christchurch, we view the probability of future liquefaction-inducing earthquakes and associated subsidence and increased flood hazards in eastern Christchurch over the 50, 100, 475, and 2500-year time-scale to be high to almost certain. An unreinforced masonry building located on First Avenue in Salt Lake City is demolished on Wednesday, July 3, 2019. o An open source mapping of all the impacted regions was also made available. During the earlier earthquake in 2010, disaster recovery teams had become aware of how the exchange of disaster related information went viral especially on social media platforms such as Facebook and Twitter. The earthquake triggered further destruction to the damaged buildings from the 2010 September earthquake. Water supplies disrupted by pipes This earthquake struck a few months after a magnitude 7.o quake in September 2010 which did considerable damage but which did not result in any fatalities. CONTEXT AND BACKGROUND New Zealand is a high-income Pacifi c Island nation with a population of 4.6 million.1 It was ranked seventh on the UN Human Development Index in 2013.2 The country is located on the Pacifi c Ring of Fire, where the Australian and Pacifi c plates meet, and is seismically active. Additionally, there weren’t any policies in place that explicitly addressed the potential of volunteer assistance during disasters and how they could complement mainstream disaster recovery services. The research was based on the case study of the city of Christchurch in New Zealand, which experienced a tremendous damage after series of earthquakes and aftershocks, that have been occurring since September 2010. The delay in addressing the needs of these groups highlighted the inherent dependencies of social media platforms and Web 2.0 technologies on a robust infrastructural foundation. The island is located in the Pacific Ocean on the conservative The objective of this study is to present high-quality liquefaction case histories from the 2010–2011 Canterbury earthquake sequence and to use these case histories to evaluate three commonly used, deterministic, cone penetration test (CPT) based simplified liquefaction These disaster recovery resources were collated, classified and uploaded as reference material for affected groups and emergency management teams as well. 50% of the central city’s buildings were severely damaged As a comparison, the 2010 Haiti earthquake was a magnitude 7.0 with an estimated 0.5g PGA. 230,000. Looks like you’ve clipped this slide to already. 1994). If you continue browsing the site, you agree to the use of cookies on this website. o Geo-tagged information was constantly uploaded so that the map stayed current and up to date. Haiti Earthquake Magnitude. Severe liquefaction 300,000 people were injured. n Many web pages were developed with specific objectives such as: Despite the enormous benefits that both official and non official disaster recovery units capitalized on, a significant percentage of the affected population was cut off from social media due to persistent power outages and compromised communications hardware. Affected communities were able to find and access timely assistance, guidance and support. This paper highlights the interrelated challenges of utilising the concept of public participation ladder in post-disaster planning process. Introduction In early 2010 central south Chile experienced a Mw = 8.8 earthquake and large tsunami waves that devastated areas on the Chilean Pacific coast, nearby offshore islands, and … Haiti Earthquake When. NEW ZEALAND, CANTERBURY EARTHQUAKE  7.1 magnitude  4:35am on 4th September 2010  epicentre was 40km west of Christchurch near Darfield  lasted for 40 seconds  Many buildings were damaged, but only one person died and few people were injured. c Nearly 200 people died. Where did it happen?Christchurch is located on the east ofSouth Island of The Twitter hash tag #eqnz that came into existence during the earlier earthquake in 2010 became the driving tool behind interexchange of information. By this time, the international volunteer community had connected with local groups and information was shared, compared and contrasted across a variety of digital platforms. Affected groups in need of aid were able to reach out to thousands of disaster recovery volunteers through social media channels such as Facebook. Please prove you are human by selecting the, Get your DRP / BCP on the cloud for the price of Latte, Cloud Computing for Disaster Recovery and Business Continuity, Integrated Public Alert and Warning System (IPAWS) – Part 1 Overview, Integrated Public Alert and Warning System (IPAWS) Part 2 Testing, The Hazards of Cloud Based Commercial Ventures, Cloud based solutions for Enhanced Emergency Communications, Business Continuity & Disaster Recovery Teams, Business Continuity Management Life Cycle, Business Continuity Management Life cycle – Part 1, Business Continuity Management Life Cycle – Part 2, ISO Part 2 of 5 Developing a Crisis Management Capability, ISO Part 3 of 5 Planning and Preparing for Crisis Response and Recovery, ISO Part 4 of 5 Communicating in a Crisis, ISO – Part 5 of 5 Evaluating Crisis Management Capability, Social Media in Emergency Management – Case Study 1 – Haiti Earthquake, Social Media in Emergency Management – Case Study 2 – Christchurch Earthquake, Social Media in Emergency Management – Case Study 3 – Hurricane Sandy, Free Disaster Recovery Plan (DRP) Whitepaper, Free Business Continuity Plan (BCP) Template, View a Cloud based Disaster Recovery Solution, Benefits of Disaster Recovery Using Cloud Computing, Small Business Disaster Recovery in the Cloud, Private Cloud computing for Disaster Recovery, Integrated Public Alert and Warning System, Disaster Recovery/Business Continuity FAQs, Helping local residents find temporary accommodation, Finding the nearest outlet for essential supplies. tourism and income, rupturing t During the earthquake in September, 2010, there was some initial confusion as several hash tags such as #nzquake, #chch, #christchurch, and #christchurchquake, were competing for preference. There was a damage of 100000 properties and demolish of 10000 by the earthquake. AWS Case Study: GeoNet. 2 220,000 people were killed. Christchurch earthquakes of 2010–11 NEW ZEALAND Christchurch earthquakes of 2010–11 , also called Canterbury earthquakes , series of tremors that occurred within and near the city of Christchurch , N ew Zealand , and the Canterbury Plains region from early September 2010 to late December 2011. When the earthquake in Christchurch struck, official emergency management squads were well prepared to take advantage of social media platforms for coordinating their rescue efforts. Sean McGowan, FEMA's regional earthquake program manager, said the Christchurch earthquake is often used as a case study for what could happen in Salt Lake City. A Case Study from Christchurch, NZ Joanne R. Stevenson, Resilient Organizations Research Program joanne.stevenson@canterbury.ac.nz, +64 21 029 48738 On September 4, 2010, Christchurch, the second largest city in New Zealand, was seriously affected by an M 7.1 earthquake caused by the rupture of a previously unmapped fault beneath the Case Studies Christchurch, New Zealand - On the 22nd of February 2011 at 12:51 pm, Christchurch, NZ was struck by a 6.3 magnitude earthquake. e The Canterbury Earthquake Recovery Authority (formerly known as the Canterbury Earthquake Authority) created an extensive presence on Twitter through its @CEQgovtnz account. AQA A2 Geography Case Study on the New Zealand Christchurch earthquake @CEQgovtnz was the largest contributing Twitter subscriber to the #eqnz hashtag during the 2011 earthquake with nearly 2500 tweets in the first couple of weeks after the initial tremors were experienced. Now customize the name of a clipboard to store your clips. i A Christchurch Case Study 2013 NZSEE Conference D.P. The main port was badly damaged. Minor injuries caused to approx 6800 people. Primary effects Flooding from liquefaction, ankle to The earthquake struck the city of Christchurch in New Zealand on 22 February 2011. The 2010 Canterbury earthquake (also known as the Darfield earthquake) struck the South Island of New Zealand with a moment magnitude of 7.1 at 4:35 am local time on 4 September, and had a maximum perceived intensity of X (Extreme) on the Mercalli intensity scale. The September, 2010 earthquake in Darfied served as a useful primer that prompted emergency management squads to outline elaborate plans and strategies for maximizing the potential of social media emergency management platforms during the earthquake that struck Christchurch soon after in 2011. quake lasted 40 seconds and was felt across South Island. A plan had been outlined over the six months following the 2010 earthquake and in February 2011, a fully functional digital media communications strategy was ready to be deployed. This was possible thanks to the Student Volunteer Army with a headcount in excess of 10,000 aides that was mobilized through Facebook. Rock falls in the hills around S See our User Agreement and Privacy Policy. This earthquake caused Lake football fields) calved into Tasman In February 2011, Christchurch, New Zealand, a magnificent English settlement on the eastern shore of the south island, was rocked by an unprecedented earthquake. SMEM - Case Study - Christchurch Earthquake. Christchurch exceeded 1.8g (i.e., 1.8 times the acceleration of gravity), with 2.2g in some areas, the highest ever recorded in New Zealand and one of the highest recorded worldwide. This was particularly apparent in the manner in which they employed social media emergency management tools during the earthquake. 21st February 2011 ... 100,000. If you continue browsing the site, you agree to the use of cookies on this website. The city’s central business district was severely hit with widespread building and infrastructural damage. Many speculated the earthquake erupted as a repercussion from a 7.1 magnitude earthquake that struck Darfield six months earlier in September 2010. https://www.slideshare.net/Ruth1618/christchurch-earthquake-case-study collapsed This included getting acquainted with the important hash tags that aided in sourcing relevant information from context specific conversations. Many speculated the earthquake erupted as a repercussion from a 7.1 magnitude earthquake that struck Darfield six months earlier in September 2010. 200 people were injured Haiti Earthquake Died. The principal event, sometimes referred to as the Darfield earthquake, struck at 4:35 am on September 4, 2010. Spire of the Christchurch cathedral Large icebergs (the size of 20 The earthquake occurred more than five months after the September 4, 2010 earthquake of a 7.1 magnitude (in which no one died), and is considered to be an aftershock. Communication between impacted groups and disaster recovery officials was conducted in an efficient manner without prolonged delays or disruptions. Business were put out of action for income and jobs Nevertheless, official involvement during the earthquake was by and large a successful enterprise that earned the state a fair amount of trust and loyalty from the general public thanks to a steady supply and distribution of relief material and reliable intelligence. However, volunteer groups still had to deal with delays and difficulties in gaining access to local information and syncing their rescue efforts with those of official teams. 7.3. Which of the following are primary effects of the earthquake? Official disaster recovery units relied heavily on a rigid, top down approach that was hierarchical in structure. Damage to roads through Christchurch could no longer host This mapping system eventually replaced the earlier one as it gave virtual volunteer groups a steady supply of much needed localized information to aid in disaster recovery. Underneath this hard layer however, was underlying layers that consisted of silt and sand mixed in with water. Many local residents proactively generated pools of information. c Locals were collectively sending and receiving more than 100 tweets across the internet every minute shortly after the initial tremors were felt and the earthquake quickly achieved a trending topic status. Secondary effects Natural Hazards (Tectonics) Case Study - Earthquake in a HIC - Christchurch earthquake DHS Geography. ... Malaysia Deforestation case study AQA GCSE - … The earthquake struck at 12:51 pm on Tuesday, 22 February, 2011. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Start studying A Level Geography Tectonic Hazards Case Studies. What happened?At 4:35am on the 4th of September 2010 a magnitude 7.1 The 2010-2011 Canterbury earthquake sequence The Darfield earthquake occurred at 4:35 am (New Zealand Standard Time, NZST) on 4 September 2010, causing no fatalities and few injuries. Christchurch earthquake 2011 - MEDC Case Study, No public clipboards found for this slide. earthquake. Lyttelton harbour The number of students at L’Aquila University has decreased. Earthquake Case History: 2010 Mw = 8.8 Mega-thrust Earthquake, Maule, Chile 5/2/13 By Travis Eddy 1. ... During the Christchurch earthquakes in September 2010, GNS Science used a manual notification system that required two geophysics officers to be on call to issue alerts if an earthquake or volcanic eruption occurred. 181 people were killed, 80 of whom were killed when the CTV building Rugby World Cup matches so lost It was centred 9 km southeast of the town of Darfield, 40 km west of Christchurch (all locations mentioned in the text are in Fig. You can change your ad preferences anytime. 100,000 houses were destroyed and 200,000 were damaged. The rescue and relief efforts during the Christchurch earthquake demonstrated the immense scope and potential of the virtual volunteer community in adding value to the social media emergency management strategies of official agencies. Learn vocabulary, terms, and more with flashcards, games, and other study tools. E move around In the video the ... Earthquake sequence’ is more useful (rather than, ‘the earthquake’ for example). During the 2010 Canterbury earthquake these layers of silt and sand were shaken and stirred up, liquefaction occurred in some areas but was mild in comparison to the Christchurch earthquake. o Case studies The 2010/2011 Christchurch earthquakes provided the Resilient Organisations team with an opportunity to follow the recovery progress of businesses in the region to understand resilience in action in a number of different sectors. Training modules that equipped human personnel with the expertise required to process information through various social media platforms was identified as an opportunity for improvement. Below we profile some of … The earthquake’s epicentre was located some 25 miles (40 km) west of Christchurch near the town of Darfield, and the focus was located about 6 miles (10 km) beneath the surface. ... New Zealand Christchurch Earthquake When. Earth rose by 1m and Christchurch the city of Christchurch after the 2010-11 Canterbury Earthquakes (New Zealand). One of the main reasons these two distinct groups were not able to establish a common ground for collaboration was the lack of trust in the information supplied by non official rescue units despite the huge demand for relevant information from the affected population. For instance, cleanup activities, call center support and managing the logistics of distributing relief supplies were some of the activities that were deployed with speed and precision. boundary between the Indo-Australian plate and the Pacific plate. The only in a limited capacity. epicentre was 10km away from Christchurch with a shallow focus of 5km. What ... 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