Northern Beaches Council

This report has been prepared for Warringah Council to define the nature and extent of flood in the Dee Why South Catchment. Flood modelling was completed to define flood...

The Narrabeen Lagoon Flood Study has been prepared for Warringah and Pittwater Councils (The Councils) to define the existing flood behaviour in the Narrabeen Lagoon catchment...

Conclusions Provided below is a summary of the key findings of the Flood Study, in particular some of the important considerations for future floodplain risk management in the...

The effect of climate change on the study area was investigated for the 1% AEP design and PMF events. The following scenarios were modelled: - 1% AEP design storm event plus 0.9...

Cardno was commissioned by Northern Beaches Council to undertake the Manly to Seaforth Flood Study for urban catchments, which comprises the suburbs of Clontarf and Balgowlah...

GIS data utilised aerial photos, building outlines, cadastre, GIS layers, study area, rainfall gauges, RTA Classified Roads, site inspection and the study area.

A range of design event durations were simulated to determine the critical duration for flooding throughout the study area. Generally, shorter duration events are critical in...

A number of GIS layers were provided by Council to assist with the study. This included: • Aerial Photography – provides 2014 ortho-rectified aerial imagery at a 0.5 metre pixel...

This report forms the Flood Study for Newport. It documents flood behaviour across the catchment for a range of historic and design floods. This includes information on flood...

Post-processed layers for Depth, Height, Velocity, Hydraulic Categories, Z0, Z1, ZAEM1. Flood events: 0.5%, 0.2%, 1%, 2%, 5%, 10%, 20%, 50%, PMF, 1% with 0.4m SLR and 10%...