BOSCASTLE FLOOD CASE STUDY IMPACTS

Each shelter has space for over families and includes a toilet Radios to issue warnings Embankments to hold back rising water Sluice gates able to close channel when water rises Slope protection to reduce erosion of embankments. Boscastle, Cornwall In August , the village of Boscastle saw a month’s worth of rain fall in two hours. The Boscastle flood of — A case study of cause, effect and response Using the Teachit Geography template, this sorting exercise provides a framework for investigating cause of, effect of and response to the Boscastle flood. The church was filled with six feet of mud and water. The flood on 16 August in Boscastle in Cornwall was the worst in local memory and an Environment Agency report concluded that it was among the most extreme ever experienced in Britain. Destroyed homes Stress and anxiety for local people Cars belonging to more than 1, people washed away. Sort statements to show these causes, effects and responses, e.

We are investing in new ways of predicting heavy rainfall events on a small scale to produce better warnings. Using the Teachit Geography template, this sorting exercise provides a framework for investigating cause of, effect of and response to the Boscastle flood. Rainfall Radar Animation of rainfall radar. You need to be able to compare and explain the different effects of and responses to flooding. The weight of water eroded river banks, damaged gardens and pavements.

The thickest cloud is shown by the brightest white areas on the picture. Destruction of houses, businesses and gardens Floodwater gushed into houses, shops and pubs. Human Impacts There was a huge financial cost to the floods. The flood on 16 August in Boscastle in Cornwall was the worst in local memory and an Environment Agency report concluded that it was among the most extreme stuxy experienced in Britain.

boscastle flood case study impacts

There was boscaslte combination of human and physical causes contributing to a series of effects and impacts. Removing low bridges and replacing them with wider bridges – this meant large amounts of water could flow freely underneath the bridge and the bridge wouldn’t act like a dam in the flood, vegetation and debris became blocked, creating the effect of a dam.

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The drainage basin of Boscastle is steep and impermeable rock. Web page reproduced with the kind permission of the Met Office.

boscastle flood case study impacts

Very heavy rain fell in storms close to the village, causing two rivers to burst their banks. Each shelter has space for over families and includes a toilet Radios to issue warnings Embankments to hold back rising water Sluice gates able to close channel when water rises Slope protection to reduce erosion of embankments.

Rivers and flooding – Revision 3 – KS3 Geography – BBC Bitesize

It is a warm and moist tropical maritime air mass. Using the Teachit Geography template, this sorting exercise provides a framework for investigating cause of, effect of and response to the Boscastle flood. Hundreds killed Millions made homeless Contaminated water led to disease.

The responses to the flood were both short and cas term. The line labelled known as a trough line caused very heavy rain and thunderstorms.

boscastle flood case study impacts

Rainfall rates of at least 32 mm per hour are being measured. There is more about surface pressure charts in the weather section of the Met Office website.

Keep me imppacts in. We use cookies to deliver functionality and provide you with a better service. Impats in Himalayas Ganges diverted for irrigation increasing silt deposition Rapid unplanned urbanisation in Dhaka. The effects of and responses to floods vary between areas of contrasting levels of wealth. Small catchment area about 23km2 Impermeable upland area Bodmin Moor Steep-sided valleys Extremely wet summer, by August ground was saturated.

Fortunately, nobody died — thanks largely to a huge rescue operation involving helicopters — but there was millions of pounds worth of damage. Both overflowed, and this caused a sudden rush of water to speed down the Valency — which runs through the middle of Boscastle.

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Low bridges removed River widened through Boscastle New flood defence wall built in village centre River bed lowered by an average of 0. Floods devastate village On 16 Augusta devastating flood swept through the small Cornish village of Boscastle.

The Environment Agency is responsible for warning people about floods and reducing the likelihood of future floods. Weather system remained stationary over area due to converging winds.

The weight of water eroded river banks, damaged gardens and pavements.

The effects of and responses to floods vary between areas of contrasting levels of wealth.

Over bridges destroyed 15,km road damaged Crops lost leading to food shortages Financial losses for businesses and shops Communications damaged making co-ordinating rescue efforts difficult.

Flooding On the day of the flood, about 75mm of rain fell in two hours — the same amount that normally falls in the whole of August. Physical Impacts Flooding On the day of the flood, about 75mm of rain fell in two hours — the same amount that normally falls in the whole of August. Land owners were encouraged to maintain vegetation and plant new trees.

Satellite image The thickest cloud is shown by the brightest boscwstle areas on the picture. There is more about rainfall radar in the weather section of the Met Office website.