Case study-Mt. Merapi, Indonesia-2010-Volcano Flashcards
Volcanic Eruption
When was the eruption?
26th October 2010
What was the VEI?
VEI-4
How many deaths were there?
360
What were some of the primary impacts?
Pyroclastic flows and ashfall destroyed villages and infrastructures, and caused widespread evacuation
lava flow
What were some secondary impacts?
Ash fall contaminated water supplies and damaged crops
Volcanic mudflows (Lahars) caused additional damage
What were some of the social impacts?
Many people were displaced-350,000 people were left homeless
What were some of the economic impacts?
~£300 million due to the impact on farming and tourism
farming alone ~£13 million
What were some of the environmental impacts?
Destruction of habitats and changes to land use due to ash deposition and lahars
How high did the ash column reach?
7,000 meters
What plate boundary was it on?
Convergent
Indo-Australian plate subducting and the Eurasian plate
Is Mount Merapi considered a vulnerable and risky location? Why?
Yes, it is highly vulnerable due to its active status and proximity to populated areas
What are the risk factors associated with Mount Merapi?
High population density in surrounding areas
Frequent volcanic activity and eruptions
Limited infrastructure for evacuation and disaster response
Poor community awareness of volcanic hazards
