The purpose of this study is to determine the estimated flood level that would occur for both a 1 in 100 year and 1 in 20 year storm on the abovementioned land (Portion 232, Princes Highway , Ulladulla).

Major considerations in the study are the capacity of a natural basin to the south east of the subject land and the capacity of a channel that heads in a north easterly direction from the north eastern section of the basin .