Montserrat. Flashcards
(28 cards)
What island arch is Montserrat a part of?
The Lesser Antilles island arch.
How has the island arch been formed?
North American plate being subsided under the Caribbean plate.
When were the first signs an eruption could be coming?
18th July 1995
What were the fist signs an eruption was comming?
A series of earthquakes.
After the first earthquakes where people evacuated to?
British Army camps in the north of the island.
Who was responsible for monitoring the volcano?
U.S Geographical Survey.
What equipment was put in place?
Correlation Spectometer, Seismometers, Tilt Meters, andd pH readers.
What did the seismometers detect on July 25th, 1997?
Two earthquakes in the space of six hours.
On what day did the eruption take place?
25th July 1997.
How many pyroclastic flows were there?
Three.
How much material was released in 20 minutes?
4-5million. m3
How many people died?
19
How many of the islands homes were destroyed?
2/3
How many villages were destroyed?
20 including the village of Harris.
What was the total land value lost?
£1billion.
What was the name of the airport that was destroyed?
Bramble Airport.
What was the name of the capital city that was destroyed?
Plymouth.
How much of Plymouth was destroyed?
80%
How much Ash was Plymouth bruried under?
12m
What was the name of the volcano that erupted?
Soufriere Hills
What was the southern half of the island declared?
An exclusion zone.
What plan did the U.K government develop?
Montserrat Country Policy Plan (MCPP).
How much finacial assistance did the MCPP provide to the government of Montserrat?
£75 million
How much did the MCPP provide to each adult resident?
£2,400
