CASE_STUDY_03-02-10_Chile_Earthquake

CASE_STUDY_03-02-10_Chile_Earthquake - Magnitude 8.8...

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Magnitude 8.8 OFFSHORE MAULE, CHILE Magnitude 8.8 OFFSHORE MAULE, CHILE Saturday, February 27, 2010 at 06:34:17 UTC Saturday, February 27, 2010 at 06:34:17 UTC http://www.iris.edu/hq/retm http://www.iris.edu/hq/retm A great 8.8-magnitude struck central Chile early Saturday. The quake hit 200 miles (325 kilometers) southwest of the capital Santiago. The epicenter was just 70 miles (115 kilometers) from Concepcion, Chile's second-largest city. AP Photo/David Lillo Vehicles that were driving along a highway that collapsed during the earthquake near Santiago are seen overturned on the asphalt Saturday Feb. 27, 2010 after an 8.8- magnitude earthquake struck central Chile early Saturday. USGS
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Magnitude 8.8 OFFSHORE MAULE, CHILE Magnitude 8.8 OFFSHORE MAULE, CHILE Saturday, February 27, 2010 at 06:34:17 UTC Saturday, February 27, 2010 at 06:34:17 UTC Interior Minister Edmundo Perez Yoma said this morning’s quake was the most powerful tremor to hit his country in 50 years. At this time, 708 deaths have been reported and the number of dead and injured is likely to rise considerably as communications with the most heavily affected areas are restored. In Santiago, the capital city with a population of nearly 5 million, many roads were destroyed, This image provided by TVN shows a building in Concepcion totally engulfed in flames following the earthquake early Saturday Feb. 27, 2010 AP and water, electricity, and phones lines were cut to many- making communication impossible. Even closer to the epicenter, Chile's second-largest city, Concepcion with ~900,000 inhabitants in the area, experienced severe ground shaking and major damage.
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This earthquake occurred on the subduction zone plate boundary at the Peru – Chile Trench where the oceanic Nazca Plate subducts beneath the continental South American Plate. The red star on the map below shows the epicenter of the earthquake while the arrows show the direction of motion of the Nazca Plate toward the South American Plate. At the location of this earthquake, the two plates are converging at a rate of about 8 cm/yr. Magnitude 8.8 OFFSHORE MAULE, CHILE Magnitude 8.8 OFFSHORE MAULE, CHILE Saturday, February 27, 2010 at 06:34:17 UTC Saturday, February 27, 2010 at 06:34:17 UTC Nazca Plate South American Plate UNAVCO
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M 8.8 Chile Earthquake 1.5 Million displaced >300 killed Tsunami warning across the pacific ~300 times more powerful than Haiti quake
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Earthquake occurred in a “seismic gap”
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Coastal Chile has a history of very large earthquakes. Since 1973, there have been 13 events of magnitude 7.0 or greater. The February 27 shock originated
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CASE_STUDY_03-02-10_Chile_Earthquake - Magnitude 8.8...

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