Regional flood estimation methods are used for estimation of design floods in ungauged catchments, which is required in the design of culverts, small to medium sized bridges, causeways, farm dams, soil conservation works and many other water resources management tasks. in Australia, the regional...

In regional hydrological regression, a relationship is sought to predict flood statistics and/or flood quantiles from catchment characteristics predictor variables. Most often the developed regression relationships can underestimate the true prediction error thus introducing significant...