Climate Risk in Hassall Grove, New South Wales

Hassall Grove, New South Wales· Blacktown· 2761
Medium Risk
Updated May 2026

Hassall Grove faces moderate risks from flooding and heatwaves, with bushfire risk also present. Climate change is expected to exacerbate these risks, particularly in terms of increased temperatures and rainfall intensity. Coastal risk is negligible due to its inland location.

Overall Risk Score

52/100
Medium

Confidence: Medium

Hazard Breakdown

Flood
6.5
Bushfire
4.0
Heat
6.0
Coastal
1.0

Climate Hazard Breakdown for Hassall Grove

increasing

Flood

65/100

Hassall Grove faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from local waterways. The risk is expected to increase with climate change.

Key drivers:

  • ·Increased rainfall intensity
  • ·Urban development
increasing

Bushfire

40/100

The suburb has a moderate bushfire risk due to its proximity to bushland areas. Hot, dry conditions during summer months exacerbate this risk.

Key drivers:

  • ·Dry vegetation
  • ·High temperatures
increasing

Heat

60/100

Hassall Grove experiences high temperatures during summer, leading to potential heat stress for vulnerable populations. Climate change is projected to increase the frequency and intensity of heatwaves.

Key drivers:

  • ·Climate change
  • ·Urban heat island effect
stable

Coastal

10/100

Hassall Grove is located inland and does not face a direct risk from coastal hazards such as sea level rise or coastal erosion.

Key drivers:

  • ·Distance from coast
stable

Wind

28/100

Moderate wind risk — East Coast Lows and gust fronts

stable

Storm

39/100

Moderate storm risk — severe thunderstorms and hail

stable

Social

21/100

Moderate social stability — mixed urban density

increasing

Energy

35/100

Moderate energy costs — climate-driven cooling demand

In-Depth Climate Risk Guides for Hassall Grove

Detailed Hazard Analysis

heat Risk

60/100

Hassall Grove experiences high temperatures during summer, leading to potential heat stress for vulnerable populations. Climate change is projected to increase the frequency and intensity of heatwaves.

Primary Drivers

  • ·Climate change
  • ·Urban heat island effect
  • ·Reduced vegetation cover

Projections (RCP8.5)

2030

6.5

2050

7.0

Data source

flood Risk

65/100

Hassall Grove faces a moderate risk of flooding, primarily from heavy rainfall events and potential overflow from local waterways. The risk is expected to increase with climate change.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Urban development
  • ·Climate change

Projections (RCP8.5)

2030

7.0

2050

7.5

Data source

coastal Risk

10/100

Hassall Grove is located inland and does not face a direct risk from coastal hazards such as sea level rise or coastal erosion.

Primary Drivers

  • ·Distance from coast

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

40/100

The suburb has a moderate bushfire risk due to its proximity to bushland areas. Hot, dry conditions during summer months exacerbate this risk.

Primary Drivers

  • ·Dry vegetation
  • ·High temperatures
  • ·Strong winds

Projections (RCP8.5)

2030

4.5

2050

5.0

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to flood and bushfire risks.

Price Impact

Properties in flood-prone areas may experience a negative impact on property values.

Buyer Checklist

  • 1.Check flood maps and bushfire-prone area designations.
  • 2.Assess the property's vulnerability to heatwaves.
  • 3.Obtain adequate insurance coverage.
  • 4.Develop a bushfire survival plan.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Eastern Creek
Elevation Range
40-60m
Flood Zone
Areas adjacent to Eastern Creek are prone to flooding.

Historical flood data indicates that properties near Eastern Creek have experienced flooding in the past. Council flood maps provide detailed information on flood-prone areas.

View council flood map

Bushfire Evidence

Distance to Bushland
Within 1km of significant bushland areas.
Planning Overlay
Bushfire Prone Land
Bushfire Prone Area
Yes

The NSW Rural Fire Service has designated parts of Hassall Grove as bushfire-prone areas. Residents should maintain their properties and have a bushfire survival plan.

Heat Evidence

Avg January Max Temp
31.5°C
Heat Stress Days/Year
5 days

Western Sydney experiences high temperatures during summer. Vulnerable populations, such as the elderly and those with chronic illnesses, are particularly at risk during heatwaves.

Coastal Evidence

Distance to Coast
35 km
Sea Level Rise Exposure
Not applicable
Erosion Risk
Not applicable

Historical Climate Events

2011
floodModerate

Major flooding occurred in the Hawkesbury-Nepean region, impacting parts of Western Sydney including areas near Hassall Grove.

Source
2013
bushfireModerate

Bushfires in the Blue Mountains region caused smoke haze and air quality concerns in Western Sydney.

Source
2017
heatwaveModerate

Prolonged heatwave conditions in January led to increased hospital admissions and strain on infrastructure.

Source
2020
floodMinor

Localized flooding occurred in parts of Hassall Grove due to heavy rainfall.

Source

Climate Outlook to 2050

Projections based on CSIRO and BOM climate modelling. Scenario: RCP4.5

HazardToday20302050
flood656.9(+0.4)7.2(+0.7)
bushfire404.2(+0.2)4.4(+0.4)
heat606.5(+0.5)7.0(+1.0)
coastal101.01.0

Under a moderate emissions scenario, Hassall Grove is projected to experience a slight increase in overall climate risk, primarily driven by increased flood and heatwave risks.

CSIRO Climate Projections

Adaptation Recommendations

Improve stormwater drainage infrastructure

Near-term

Upgrade stormwater drainage systems to better manage increased rainfall intensity and reduce the risk of flooding.

Est. cost: Medium

Learn more

Implement a heatwave management plan

Immediate

Develop and implement a heatwave management plan to protect vulnerable populations during extreme heat events.

Est. cost: Low

Learn more

Enhance bushfire preparedness

Near-term

Increase community awareness of bushfire risks and promote bushfire preparedness measures, such as property maintenance and evacuation planning.

Est. cost: Low

Learn more

Increase urban greening

Long-term

Increase tree canopy cover and green spaces to reduce the urban heat island effect and provide shade during hot weather.

Est. cost: Medium

Learn more

About Hassall Grove's Climate Risk Profile

Hassall Grove, located in Western Sydney, is susceptible to several climate-related risks. Flooding is a primary concern due to heavy rainfall events and the potential for local waterways to overflow. The risk is projected to increase with climate change, potentially impacting residential and commercial properties.

Bushfire risk is also present, particularly during the hot and dry summer months. The proximity of the suburb to bushland areas increases the likelihood of bushfires, which can pose a threat to life and property. Residents should be prepared and aware of bushfire safety measures.

Heatwaves are another significant concern, with high temperatures during summer leading to potential heat stress, especially for vulnerable populations. Climate change is expected to increase the frequency and intensity of heatwaves, requiring adaptation measures to protect public health.

While Hassall Grove is not directly exposed to coastal hazards, the broader impacts of climate change, such as extreme weather events, can still affect the suburb. It is crucial for residents and local authorities to take proactive steps to mitigate these risks and build resilience to climate change.

Data sources: BOM · CSIRO · NSW SES · NSW RFS · Blacktown City Council

Local Government Resources

Frequently Asked Questions

What are the main climate risks in Hassall Grove?

The main climate risks in Hassall Grove are flooding, bushfires, and heatwaves. Climate change is expected to exacerbate these risks, particularly in terms of increased temperatures and rainfall intensity.

How can I prepare for a flood in Hassall Grove?

You can prepare for a flood by checking flood maps, having an evacuation plan, and ensuring your property is adequately insured. It's also important to stay informed about weather forecasts and warnings.

What should I do during a heatwave in Hassall Grove?

During a heatwave, it's important to stay hydrated, stay in air-conditioned environments, and avoid strenuous activities. Check on vulnerable neighbors and family members.

How can I protect my property from bushfires in Hassall Grove?

You can protect your property from bushfires by maintaining your property, clearing vegetation around your home, and having a bushfire survival plan. Stay informed about bushfire alerts and warnings.

Where can I find more information about climate change impacts in Hassall Grove?

You can find more information about climate change impacts in Hassall Grove from the Blacktown City Council website, the NSW Department of Planning and Environment, and the CSIRO.

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What A$69 could save you from

$7.2B
2022 insured disaster losses*
$300B+
climate risk to property by 2050*
30-120%
insurance premium increases in high-risk areas*

*Industry sources: ICA, APRA, RBA

Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections