Attachment I - Updated Engineering Report & SWMP

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

IFD Design Rainfall Intensity (mm/h)

Issued:

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Location Label:
Requeste: Latitude
Nearest giLatitude

Duration Duration i

1min
2min
3 min
4min
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

-26.393 Longitude 153.038
26.3875 Longitude 153.038

Annual Exceedance Probability (AEP)

 

 

63.20% 50% 20% 10% 5% 2% 1%
1 min 170 193 261 306 349 403 443
2 min 144 164 227 270 312 369 413
3 min 136 154 212 252 290 341 381
4min 129 147 201 237 272 318 353
5 min 123 140 191 225 257 299 330
10 min 101 114 154 180 204 235 257
15 min 85.6 96.8 131 152 173 198 217
20 min 74.7 84.5 114 133 151 174 191
25 min 66.6 75.4 102 119 136 157 172
30 min 60.3 68.3 92.7 109 124 143 158
45 min 47.7 54.1 74 87.3 100 117 129
1 hour 40 45.5 62.8 74.3 85.6 100 112
1.5 hour 31.1 35.5 49.5 59 68.4 81 90.7
2 hour 25.9 29.7 41.8 50.1 58.3 69.4 78.1
3 hour 20.1 23.2 33 39.8 46.6 55.9 63.1
4.5 hour 15.6 18.1 26.1 erly aes 45 51
6 hour 13.1 15.3 22.1 27 31.9 38.6 43.9
9 hour 10.3 12 17.6 21.5 25.6 31 35.4
12 hour 8.64 10.1 14.9 18.3 21.8 26.6 30.4
18 hour 6.75 7.91 11.7 14.5 17.4 21.3 24.4