SOUFRIERE HILLS MONTSERRAT CASE STUDY A LEVEL

Salem is now being repopulated and is being developed together with St Johns as new population centres. The following are some of the problems:. Soufriere Hills – Volcanic Eruption. The pH of rainwater was monitored as it gives an indication of the magmatic gas content. The molten rock is less dense than the surrounding crust and rises to the surface. Many homes and buildings have been destroyed, including the only hospital, the airport and many roads.

Between and Montserrat was devastated by pyroclastic flows. Permanent relocation of inhabitants away from island is considered by British government. The following are some of the problems: The cloud can race straight down the mountainside, or if there is a large vertical explosion, which creates an ash column, come crashing down as the ash column collapses. Why not try our other Montserrat entry, World volcano section or volcanic hazards page.

Such flows occur when the dome collapses or explodes. Overall summary Montserrat is located in the Leeward Islands, part of the chain of islands known as the Lesser Antilles, in the West Indies.

Volcano Eruption Casestudy Montserrat Soufriere Hills

The capital, Plymouth, has been covered in layers of ash and mud. Take a look at our new resources in the shop Dismiss.

soufriere hills montserrat case study a level

A Maritime Exclusion Zone was introduced around Montserrat and access to Plymouth and the airport prohibited. Montserrat is a small tropical island of approximately 40 sq.

Many homes and buildings have been destroyed, including the only hospital, the airport and many roads. Soufriere Hills – Volcanic Eruption.

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Scientists arrived from the University of the West Indies to assess the situation. The site is self-funded and your support is really appreciated. Montserrat a British Overseas territory is a small island in the Caribbean. An instrument called COSPEC was used to measure gas emissions from the volcano, particularly sulphur dioxide which is a good indicator of magma type and movement. The pH of rainwater was monitored as it gives an indication of the magmatic gas content.

Why not try our other Montserrat entry, World volcano section or volcanic hazards page.

Montserrat Volcanic Eruptions / Soufriere Hills Volcano

Causes Montserrat is above a destructive plate margin, where the Atlantic plate is being forced under the Caribbean plate. Threat of dome collapse is still real. The rock above the pool collapsed, opening a vent and causing the eruption. If you’ve found the resources on this site useful please consider making a secure donation via PayPal to support the development of the site. Two-thirds of Montserrat became the new exclusion zone, including the fertile agricultural land.

Volcanic Eruption- Soufriere Hills, 1997

The Island of Montserrat measures approximately 16km long and 11km wide, with approximately 40 kilometres of coastline. Once the volcano was deemed dangerous to life. Several areas near the vent that had opened up in the hillside were declared exclusion zones and residents were evacuated to the safe north of the hiills into schools and churches.

soufriere hills montserrat case study a level

Plymouth contained all the main services — hospitals, banks, schools, government and many private businesses. Over metres in height disappeared from the mountain overnight. Before July Montserrat was a thriving tourist destination with a population of 10, people but over several weeks there was a mass exodus from the island and a run on the banks hillz people withdrawing cash.

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A satellite location GPS global positioning system was also used to check ground movements. Restructuring of the north continues. Lateral blast December Midnight on Christmas Day the MVO reported that soufirere earthquakes had merged into a near-continuous signal clipping the sides of the seismic drum.

When was this eruption? The presence of the volcano resulted in a growth in adventure tourism.

soufriere hills montserrat case study a level

Magma rose up through weak points under the Soufriere Hills forming an underground pool of magma. Oceanic crust from the North American plate is sinking under the Caribbean plate, forming the Studh volcanic island arc.

By continuing to browse the site, you are agreeing to our use of cookies. The graphic shows the progress of the eruption and its impact on the island. Where the flows reached the sea they created new deltas of land e. Exclusion zone expanded, residents advised to seek shelter, wear helmets and masks outdoors.