Boscastle is at the confluence where tributaries meet of three rivers — Valency, Jordan, and Paradise. It remains over the area for about six hours. 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. The wind is blowing anticlockwise about the low pressure area, so the air is arriving into Boscastle from a south-westerly direction. Related Topics Use the images below to explore related GeoTopics. Radar imagery Fig 2. The drainage basin of Boscastle is steep and impermeable rock.
Prince Charles, who is the Duke of Cornwall, made a large donation to a fund to help rebuild parts of Boscastle. Residents had little time to react. Both overflowed, and this caused a sudden rush of water to speed down the Valency — which runs through the middle of Boscastle. The flooding also had several other key impacts on Boscastle and its inhabitants. Since the Boscastle case was re-run with a higher resolution research model which proved able to resolve the line of thunderstorms with much more accuracy and detail. Tree management – dead trees were removed to prevent them being swept away, causing blockages under bridges. Very heavy rain fell in storms close to the village, causing two rivers to burst their banks.
The new bridge is not popular with local people as it is out of character compared to the rest of the building. Take a look at our new resources in the shop Dismiss. Raising the car park and using a permeable surface – this allowed cars to be much higher and so they were less likely to be swept away. River Valency Flood Management Scheme. Flood management case study: Cars were swept out to sea, buildings were badly damaged and people had to act quickly to survive.
Huge amounts of water from this sudden downpour flowed into two rivers, the Valency and Jordan which flows into the Valency just above Boscastle.
The Environment Agency is responsible for warning people about floods and reducing the likelihood of future floods. There is more about surface pressure charts in the weather section of the Met Office website. The rainfall rate key shows how the colours in the image relate to the rate the rainfall is falling. Both overflowed, and this caused a sudden rush of water to speed down the Valency — which runs through the middle of Boscastle.
Million of pounds worth of damage was caused by the flood. Flood Management Scheme — Boscastle. Please Support Internet Geography 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. Keep me logged in.
Flood Management Scheme – Boscastle – Internet Geography
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Rainfall Radar Animation of rainfall radar. At the time of the floods, the operational forecast model had a resolution of 12 km, which was too large to be able to represent stud a small scale collection of thunderstorms.
On the 16th Augusta devastating flood swept through Boscastle, a small village on the north Cornwall coast. The risk of flooding has been reduced making Boscastle safer.
Case Study – Boscastle Floods
The pictures show cloud forming over Boscastle at about 1 p. Animation of rainfall radar. Boscastle is also located on a confluence of three rivers. There was a combination of human and physical causes contributing to a series of effects and impacts.
Casd line labelled known as a trough line caused very heavy rain and thunderstorms.
Case study of Bangladesh and Boscastle Floods. – GCSE Geography – Marked by
There is more about rainfall boscaste in the weather section of the Met Office website. Boscastle is at the confluence where tributaries meet of three rivers — Valency, Jordan, and Paradise. We are investing in new ways of predicting heavy rainfall events on a small scale to produce better warnings.