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Advances, Systems and Applications

Table 2 Frequency and duration of the different rainfall events

From: Flood modelling for cities using Cloud computing

Rainfall event

Return period years

Duration mins

Rainfall event

Return period years

Duration mins

Rainfall event

Return period years

Duration mins

1

2

15

13

20

15

25

100

15

2

2

30

14

20

30

26

100

30

3

2

60

15

20

60

27

100

60

4

2

120

16

20

120

28

100

120

5

2

180

17

20

180

29

100

180

6

2

360

18

20

360

30

100

360

7

10

15

19

50

15

31

200

15

8

10

30

20

50

30

32

200

30

9

10

60

21

50

60

33

200

60

10

10

120

22

50

120

34

200

120

11

10

180

23

50

180

35

200

180

12

10

360

24

50

360

36

200

360