Appendix B- SWMP

Copyright Commonwealth of Australia 2016 Bureau of Meteorology (ABN 92 637 533 532)

IFD Design Rainfall Intensity (mm/h)
29-Aug-23

Issued:

Location La5 Pearl Stree: Cooroy
Requested Latitude
Nearest gri Latitude

Duration
1 min

2 min

3 min

4 min

5 min

10 min
15 min
20 min
25 min
30 min
45 min

1 hour
1.5 hour
2 hour

3 hour
4.5 hour
6 hour

9 hour
12 hour
18 hour
24 hour
30 hour
36 hour
48 hour
72 hour
96 hour
120 hour
144 hour
168 hour

Duration inn

UU BWNPR

10
15
20
25
30
45
60
90
120
180
270
360
540
720
1080
1440
1800
2160
2880
4320
5760
7200
8640

10080

165
141
132
126
120
97.3
82.3
71.8
64
58
46
38.7
30.2
25.3
19.8
15.4
13
10.2
8.54
6.63
5.51
4.75
4.19
3.42
2.53
2.04
1.71
1.49
1.33

-26.4153 Longitude
26.4125 (S) Longitude 152.9125 (E)

50%
186
159
149
142
135
110

92.9

81

72.2

65.4

51.9

43.8

34.3

28.8

22.6

17.7

15

11.8

9.95

7.78

6.48

5.6

4.95

4.04

2.99

2.4

2.02

1.75

1.56

152.912

Annual Exceedance Probability (AEP)
63.20%

20%
250
216
203
192
183
148
125
109

97.1

88.1

70.3

59.5

47

39.8

31.5

25.1

21.4

17.1

14.6

11.5

9.7

8.43

7.48

6.15

4.58

3.67

3.08

2.66

2.35

10%
293
256
239
226
215
172
145
127
113
103

82.6

70.2

55.8

47.4

37.8

30.3

26

20.9

17.9

14.2

12

10.5

9.35

7.72

5.78

4.64

3.89

3.36

2.97

5%
333
295
275
259
245
196
165
144
129
117

94.5
80.7
64.4

55
44.1
35.5
30.5
24.7
21.2

17
14.4
12.6
11.3
9.37
7.06
5.69
4.78
4.12
3.63

2%
385
348
323
303
285
225
190
166
149
136
110

94.5
76.1
65.3
52.7
42.7
36.8
29.9
25.8
20.8
17.7
15.6

14
11.7
8.86
7.17
6.02
5.19
4.55

1%
424
390
360
336
315
247
208
182
164
150
122
105

85.1
73.3
59.4
48.3
41.8

34
29.4
23.8
20.4

18
16.2
13.6
10.4
8.41
7.06
6.08
5.32