Boscastle flood causes
- Created by: 13ljefford
- Created on: 12-10-16 15:17
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- Causes
- Physical
- Torrential rain and a rising hide tide
- River levels increased by 2.15m in one hour
- Hurricane Alex's remains
- Heavy thunderstorms
- 1422 million litres fell in 2 hours
- High land and warm, rising air
- Saturated ground already
- Above average rainfall for previous 2 weeks
- Meeting point of 3 rivers
- Valency
- Jordan
- Paradise
- Steep valley sides
- Tunnelled the water into the village
- Very small river basin
- 23km squared
- Torrential rain and a rising hide tide
- Human
- People were not to blame
- Pattern of the streets and other man made features made it worse
- Cars trapped under the bridge made it worse
- Old sewer systems overflowed and were inefficient
- Physical
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