Hawkesbury-Nepean Valley Flood Risk Management Strategy – resources
A long-term plan to reduce flood risk in the most flood exposed region in New South Wales, the Hawkesbury-Nepean Valley.
Hawkesbury-Nepean Valley Flood Risk Management Strategy
- Hawkesbury-Nepean Valley Flood Management Summary Report (2014) (PDF 901.94KB)
- The Hawkesbury-Nepean Valley Flood Risk Management Strategy (2017) (PDF 5.37MB)
- Hawkesbury-Nepean Valley Flood Risk Management Strategy - Taskforce Options Assessment Report (2019) (PDF 14.97MB)
- Climate Change and Flooding Effects on the Hawkesbury-Nepean (2021) (PDF 6.35MB)
- Interim Evaluation of the Flood Strategy (2021) (PDF 898.16KB)
- Hawkesbury-Nepean River March 2021 Flood Review (PDF 23.9MB)
- Hawkesbury-Nepean River March and July 2022 Floods Review (PDF 13.85MB)
- Frequently asked questions – The Flood Strategy (PDF 198.31KB)
- Frequently asked questions – Warragamba Dam and flooding (PDF 250.73KB)
- Frequently asked questions – Land use planning in the valley (PDF 206.68KB)
- Frequently asked questions – Flood probabilities (PDF 763.08KB)
Flooding in the Hawkesbury-Nepean Valley
- Understanding floods in the area (PDF 229.09KB)
- History of floods in the Valley (PDF 263.4KB)
- Records of moderate and major floods at Windsor from 1794 – 2022 (graphic)
- Flood seasonality and severity at Windsor from 1794 – 2022 (graphic)
- March 2021 flood frequently asked questions (PDF 253.41KB)
- February 2020 flood frequently asked questions (PDF 251.7KB)
Social research about flooding in the Hawkesbury-Nepean Valley
- Quantitative Community Sentiment Survey on Floods in the Hawkesbury-Nepean Valley (2014) (PDF 1.34MB)
- Qualitative Social Research on Floods in the Hawkesbury-Nepean Valley (2014) (PDF 814.21KB)
- Quantitative Community Sentiment Survey on Floods in the Hawkesbury-Nepean Valley (2018) (PDF 1.01MB)
- Quantitative Community Sentiment Survey on Floods in the Hawkesbury-Nepean Valley (2021) (PDF 1.72MB)
- Quantitative Community Sentiment Survey on Floods in the Hawkesbury-Nepean Valley (2022) (PDF 3.56MB)
Hawkesbury-Nepean Valley Regional Flood Study
A flood study is a technical investigation of the way floods behave within a river catchment andunderpins floodplain management. The aim of a flood study is to define existing flood behaviour, particularly the chance and severity of different sized floods happening. The Regional Flood Study was published in 2019 following a recommendation from the Flood Strategy.
- Regional Flood Study 2019 Overview (PDF 3.48MB)
- Regional Flood Study 2019 Volume 1 – Main Report (PDF 5.79MB)
- Regional Flood Study 2019 Volume 1 - Figures 1-22 (PDF 14.92MB)
- Regional Flood Study 2019 Volume 1 - Figures 23-36 (PDF 15.05MB)
- Regional Flood Study 2019 Volume 1 - Figures 37-56 (PDF 14.02MB)
The complete Hawkesbury-Nepean Valley Regional Flood Study report (in 6 pdf volumes) is publicly available on the NSW SES Flood Data Portal.
Community Resilience Program resources
- Hawkesbury-Nepean Flood section on NSW SES website including flood mapping tool, videos and links
- Keeping your animals safe in an emergency (PDF 2.77MB) in the Hawkesbury-Nepean Valley – booklet
- Know how to get out (PDF 244.67KB) - factsheet
- Knowing the signs of flooding (PDF 141.02KB) – factsheet
- Your Get Ready to Go kit (PDF 125.12KB) – factsheet
- What is the chance of flood in the Hawkesbury-Nepean Valley (PDF 71.19KB) – graphic
- Read an overview about the Community Resilience Program (PDF) (PDF 8.18MB)

Community Resilience Program Showcase
Watch a video showcasing the Community Resilience Program

Building community resilience to floods
Watch a video showcasing the collaborative approach of the Community Resilience Program
Videos
These videos were developed in collaboration with NSW SES and are available through their website. You can also watch them via the links below.
- Why Hawkesbury-Nepean floods are so dangerous (July 2019)
- Snapshot of flooding in Richmond and Windsor (June 2020)
- Snapshot of flooding in Penrith and Emu Plains (June 2020)
- Backwater flooding on South and Eastern Creeks (June 2020)
- The Risk is Real. Campaign video for flood awareness (August 2020)
- Road evacuation in the Hawkesbury-Nepean Valley (February 2022)
- Having an emergency plan for your animals in a flood (February 2022)
- Understanding the chance of flooding (October 2022)
- Floods can get much worse in the Hawkesbury-Nepean Valley (December 2022)
- Engaging with caravan parks in the Hawkesbury-Nepean Valley (April 2023)