vulnerability scale you are
in and the relevant score
a timeline of 20 years
No of Drought and flood events in 20 years
Find out your hazard score, The number of events in 20 years (High=if more than 10 events, M=more than 5 less than 10, Low=0-4 number of events. The score for High=5, Medium=4, Low=3. The same score applies for both the events