A New Horizon for Floodplain Development

Australia’s national guideline on flood estimation, Australian Rainfall & Runoff (ARR), has been officially finalised.

The new ARR was ‘officially finalised’ on 25th November 2016(1). The ARR-2016 revision project has been undertaken with $4 million funding provided by the Federal Department of Climate Change and Energy Efficiency, and $5 million funding by Geoscience Australia.

The previous edition was published in 1987, almost three decades ago. Since that time we have gathered more rainfall and flood data, and also experienced major changes in computing technology.

What will this mean for the development industry?

The industry can expect updates to some Council flood standards and changes to the way flood investigations are carried out.
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