The Christchurch, New Zealand Earthquake February 2011 Map: Event: New Zealand Earthquake Tuesday 22nd February 2011 12.51pm local time Location 6 miles SE of Christchurch (South Island New Zealand) Hazards: Primary Secondary Magnitude 6.3 (Richter Scale) so a bit lower Soil liquefaction in eastern suburbs than Haiti 7.0 Magnitude Collapsed buildings which killed some Focus was only 5km deep and trapped other people Significant vertical movement which Broken electricity and sewerage buildings could not survive systems leading to disruption Series of 6 aftershocks on the same day Fires in damaged buildings meant more damage to buildings Most severe shaking lasted 12 seconds Followed previous earthquake 7.1 (Richter Scale) September 2010 which had already weakened buildings Impacts: Social Physical 80% of water and sewerage system severely damaged and was without power Significant soil liquefaction in 1200 treated for minor injuries, 220 major trauma eastern suburbs produced cases 400,000 tonnes silt causing
The Christchurch, New Zealand Earthquake February 2011 Map: Event: New Zealand Earthquake Tuesday 22nd February 2011 12.51pm local time Location 6 miles SE of Christchurch (South Island New Zealand) Hazards: Primary Magnitude 6.3 (Richter Scale) so a bit lower than Haiti 7.0 Magnitude Focus was only 5km deep Significant vertical movement which buildings could not survive Series of 6 aftershocks on the same day meant more damage to buildings Most severe shaking lasted 12 seconds Followed previous earthquake 7.1 (Richter Scale) September 2010 which had already weakened buildings Secondary Soil liquefaction in eastern suburbs Collapsed buildings which killed some and trapped other people Broken electricity and sewerage systems leading to disruption Fires in damaged buildings Impacts: Physical Significant soil liquefaction in eastern suburbs produced 400,000 tonnes silt causing Social 80% of water and sewerage system severely damaged and was without power 1200 treated for minor injuries, 220 major trauma cases
Yr_12_Geography_Transition_Work.docx