mount mayon volcano case study

Question 1

what year was this eruption, what type of volcano and what type of eruption

Answer 1

2018, composite volcano, Strombolian eruption

Question 2

how many towns/cities does the volcano surround?

Answer 2

one city and 8 towns, popular tourist spot

Question 3

when do eruptions date back to?

Answer 3

1616

Question 4

what are the tectonics plates?

Answer 4

on pacific ring of fire, where Philippine sea plate is subducted under the Sunda plate

Question 5

who monitors the volcano?

Answer 5

PHIVOLCS - Philippine government department

Question 6

give 4 impacts of the eruption which started on 23rd January

Answer 6

-no one died, 86,000 evacuated
-$3.4 million damage to agriculture
-10,000 farmers affected
-some roads were impassable because of landslides and ash fall

Question 7

describe the Philippines government response (alert levels at stage 1)

Answer 7

-steam driven eruption, ash fall in surrounding towns PHIVOLCS raised alert level from 1 -> 2

Question 8

describe the Philippines government response (alert levels at stage 3)

Answer 8

-158 rockfall events - PHIVOLCS alert level 3

Question 9

describe the Philippines government response (alert levels at stage 4)

Answer 9

-lava flow breached 6km into evacuation zone
-3km tall ash column
-pryroclastic flows
-lava bombs
-300-500m high lava fountains

Question 10

what was the national response like?

Answer 10

-schools and colleges shut
-hygiene packages for 10 days and food packages for 100 days
-gov committed $1 million for cash for work to repair infrastructure etc.

Question 11

one example of international response

Answer 11

us gov. committed over $100,000
some was used to help reduce illness in evacuation centres