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Table 3

1 January 2000


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Table 3 Estimates of the return period (years) of seven flood events based on the flood frequency curve (FFC) (column 4) and using the new FEH (column 5) and New Guide (column 6) methods
1 2 3 4 5 6 7 8
Site Rainfall (mm) Duration (hr) SMD FF Defra FEH New Guide 5/4
Lud (29/5/1920) 150 3-3.5 26 19000 675000 33000 35.5 1.7
Brue (28/6/1917) 190 12 47 1352 12000 1570 8.9 1.2
Brue (12/7/1982) 94 10 41 71 360 67 2.5 0.9
Withycombe Brook, (6/10/1960) 31 1.5 0 99 117 98 1.2 1.0
Camel (8/6/1957) 103 7.5 30 91 242 92 2.7 1.0
Valency (16/8/2004) 160 4.5 12 10460 144000 9700 13.8 0.9
Rother (25/6/2007) 64 23 4 65 80 56 1.2 0.9

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