EARTHQUAKE IN SUMATRA 2005 By : Kyle Bernard & Ryan Hay.
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EARTHQUAKE IN EARTHQUAKE IN SUMATRA 2005SUMATRA 2005
By : Kyle Bernard & Ryan HayBy : Kyle Bernard & Ryan Hay
ClassificationClassification• Geological
Disaster
Natural Hazard EventNatural Hazard Event
• March 28th 2005 – Sumatra, Indonesia
Consequences Consequences
• 1300 casualties
• Nearly caused a tsunami
• 8 major aftershocks occurred
• Power outages in Banda Aceh
• Second most powerful earthquake since 1965.
Other Potential Natural HazardsOther Potential Natural Hazards
• Occasional floods
• Severe droughts
• Tsunamis
• Earthquakes
• Volcanoes
• Forest fires
Population At time of disasterPopulation At time of disasterCausalities Causalities
• Population at time was 45 million
• 1300 dead
• Number of injuries unknown
FrequencyFrequency
• There is on average about 4 or 5 earthquakes per year in this region
DurationDuration
• This traumatic event lasted for a painful 2 minutes, but within the following 24 hours there were 8 aftershocks. Each aftershock was on average 5.7 on the Richter scale.
ExtentExtent
• This tragic event affected all of Indonesia and some parts of Asia. This earthquake was felt as far away as Bangkok, Thailand; nearly 620 miles away.
Speed of Onset Speed of Onset
• It came swiftly without any signs before hand; but the aftershocks had the warning for the Indonesians of the initial earthquake.
Spatial Dispersion Spatial Dispersion
• This particular are is in fact likely to have earthquakes; as frequently as 4 times a year, because it is located so closely to the Indo-Australian Plate to the south-west and the Eurasian plate Sunda edge.
Temporal SpacingTemporal Spacing
• Refer to last slide.
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