Liverpool Overland Flow Path Study Stage 2 - Final Report

This report documents the Study’s objectives, results and recommendations.

  • Section 1 introduces the study.
  • Section 2 provides some background information and a summary of available data.
  • Section 3 outlines the community consultation undertaken.
  • Section 4 outlines the general modelling approach and key assumptions.
  • Section 5 details the model development and results for Area 1.
  • Section 6 details the model development and results for Area 2.
  • Section 7 details the model development and results for Area 3.
  • Section 8 presents sensitivity tests of key parameters/assumptions for the developed models.
  • Section 9 provides a summary of the flood damages assessment.
  • Section 10 identifies key hot-spot areas from the modelling results and an initial assessment of potential flood mitigation options.

The key output from the overland flow study comprises a series of flood maps for each study area which are included in Appendix A. This mapping includes flood depth, velocity and hazard for the range of design return period events considered.

Data Source:
  • Flood Data Portal
Data and Resources
Liverpool - Overland Flow Path Study Stage 2
Additional Information
Field Value
Title Liverpool Overland Flow Path Study Stage 2 - Final Report
Date Published 17/12/2025
Last Updated 19/01/2026
Publisher/Agency Liverpool City Council
Licence Creative Commons Attribution
Update Frequency as_required
Contact Point Liverpool City Council
lcc@liverpool.nsw.gov.au
Temporal Coverage Until 01/08/2008
Geospatial Coverage
Data Portal Flood Data Portal