boscastle case stidy 4.0 / 5 based on 1 rating ? GeographyWater and riversGCSEAQA Created by: disorganised.studentCreated on: 12-02-14 18:40 when was the boscastle floods? 16. august, 2004 1 of 6 one in how many year flood was it? 1 in 400 year 2 of 6 how many inches of rain water fell in a couple on hours? 8 inches 3 of 6 how many tonnes of water flew through boscastle? 20 million tonnes 4 of 6 name 3 three reasons why boscastle flooded? saturated soil, impermeable soil, steep valleys 5 of 6 what actions were taken to prevent flooding in the future? they deepened the river, widened the river, build a culvet, flood walls were build 6 of 6
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