In an attempt to understand the Christchurch earthquakes I have been forced to do a lot of reading. I find it difficult to think of this as an aftershock given that both it and the Feb22 earthquake were M6. Do you think we are getting very close to something or we still have no time? The earthquake destroyed the 's spire and part of its tower, and severely damaged the structure of the remaining building. They took into account a technical investigation undertaken by the Department of Building and Housing. Why not try google or wikipedia? Increases in trauma exposure are related to increased dependence on alcohol and nicotine, as well as prescribed.
It was deemed unstable and demolished in April 2011. This gives us a much more complete picture of how the crust in New Zealand is deforming, and shows us that yesterdays earthquake occurs towards the edge of, but still within, a zone of distributed plate boundary deformation on the northeast South Island. The Causes of the Christchurch Earthquake On the 22nd of February 2011, 12:51 pm a catastrophic earthquake hit Christchurch, New Zealand. New Zealand is very prone to earthquakes because of its position on the edge of the two plates which makes it easy for this country to be a victim of such events. Furthermore, officials ordered the closure of bridges in the area as a precautionary measure; one bridge was reported to have succumbed to the strong ground motions.
School kids were allowed to go to the schools at the places they were staying. Approximately 450 fully serviced would be located on sites across the city including Canterbury Agricultural Park and. This contrasts with , where intense shaking was felt across a much wider region. That would make it the third most costly earthquake event in history, after the and earthquakes. Shaking turned water-saturated layers of sand and silt beneath the surface into sludge that squirted upwards through cracks. Are more quakes on the fault likely? The mayor of New Zealand's second-biggest city says 120 people have been rescued from the ruins.
Very strong 23 December 2011 3:18 pm 6. Archived from on 26 February 2011. Clinical interviews are difficult because of the widespread damage to infrastructure and roads, which leads to reliance on. This earthquake caused the death of 185 people, due to secondary waves causing buildings to collapse and liquefaction to occur, although it was of a less magnitude that the September earthquake it caused a lot more cultural damage because it's epicentre was located a lot closer to the city. Some residents went several days without official contact, so neighbours were encouraged to attend to those around them. The United States sent , a 74-member heavy rescue team consisting of firefighters and paramedics from the , doctors, engineers and 26 tons of pre-packaged rescue equipment. Strong 2 September 2011 3:29 am 5.
The surrounding districts, and , have two of the three highest growth rates in New Zealand, at 2. The problem is that when a fissure or fault occurs in volcanic rock it inevitably triggers another one, which then triggers another one…see the domino effect here? I find your posts very fascinating and they make for excellent and informative reading. Tuesday's was the country's worst natural disaster since a 1931 quake in the North Island city of Napier killed 256 people. To the south of South Island something similar is happening but the other way - the Australian plate is being forced below the Pacific plate. Archived from on 19 March 2014. It was a very difficult time. The , a notable landmark, was reduced to half of its former height.
The chance of new volcanoes developing here in Canterbury is very unlikely. Aftershocks may continue for weeks. We are well prepared in our household so all we can do is hope we never have to use our emergency kit. Multiple fault lines extend north across Marlborough, then cross the Cook Strait, then up through Wellington and the Wairarapa, eventually exiting through Hawkes Bay, Gisborne and the Bay of Plenty. Ground acceleration measures how much and how fast the ground and things on it like buildings and natural features moves during an earthquake.
Many people left for only a short while, but others chose to leave for good. Power, sewerage, phones, wat … er etc were all cut off for upto 4 weeks. Redcliffs In contrast to the September 2010 earthquake, and the surrounding hills suffered severe damage. In the South Island most of the relative displacement between these plates is taken up along a single dextral right lateral with a major component, the. He resigned that month, the same month Trump was elected. Between 6,600 and 6,800 people were treated for minor injuries, and alone treated 220 major cases connected to the quake. The fault that caused the quake cannot be seen from the surface, but it runs about 6 km south of the city centre.
Mains water supply was re-established to 70% of households within one week. Two people died on local walking tracks after being hit by rockfalls. Karen, I believe that this suggestion has come from reputable geologists. But whereas last year's quake caused much less damage and no deaths, the natural disaster that struck the city on 22 February looks set to go down in the record books as one of the most catastrophic in New Zealand's history. The September 2011 earthquake involved horizontal slipping very evident on Telegraph Road at Greendale whereas the February earthquake has had vertical uplift mostly on the Port Hills, according to the satellite data.