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11:30pm 13/05/2026 to 11:30pm 15/05/2026
You can find out more about Design Rainfall and IFD here.
Observations for this analysis :
Maximum observed rainfall by duration, estimated return period and AEP
Duration
Rainfall
Start
End
Years
AEP
60m
2.2 mm
6:00pm 15/05/2026
7:00pm 15/05/2026
1 in 1 years
100.0 %
120m
4.0 mm
5:00pm 15/05/2026
7:00pm 15/05/2026
1 in 1 years
100.0 %
3h
4.4 mm
5:00pm 15/05/2026
8:00pm 15/05/2026
1 in 1 years
100.0 %
6h
5.2 mm
2:00pm 15/05/2026
8:00pm 15/05/2026
1 in 1 years
100.0 %
9h
5.6 mm
10:00am 15/05/2026
7:00pm 15/05/2026
1 in 1 years
100.0 %
12h
6.0 mm
8:00am 15/05/2026
8:00pm 15/05/2026
1 in 1 years
100.0 %
18h
6.0 mm
2:00am 15/05/2026
8:00pm 15/05/2026
1 in 1 years
100.0 %
24h
6.0 mm
8:00pm 14/05/2026
8:00pm 15/05/2026
1 in 1 years
100.0 %
30h
6.0 mm
2:00pm 14/05/2026
8:00pm 15/05/2026
1 in 1 years
100.0 %
36h
6.0 mm
8:00am 14/05/2026
8:00pm 15/05/2026
1 in 1 years
100.0 %
Note: A '1 in 1.0 years' estimate means that it is almost certain to occur at least once in a year, and could occur much more than once per year on average. For smaller values like this the Annual Recurrance Interval (ARI) may be of more relevance, but it is complex to calculate for common events.
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