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Climate Risk Profile: Collum Collum, NSW

Collum Collum, New South Wales
Medium Risk
Updated May 2026

Collum Collum faces moderate risks from bushfires, heatwaves and flooding. Climate change is expected to exacerbate these risks in the coming decades. Residents should prepare for more frequent extreme weather events.

Overall Risk Score

52/100
Medium

Confidence: Medium

Hazard Breakdown

Flood
4.0
Bushfire
6.0
Heat
5.0
Coastal
1.0

Climate Hazard Breakdown for Collum Collum

increasing

Flood

40/100

Collum Collum faces a moderate risk of flooding due to its location within a broader catchment area. Local creeks and waterways can overflow during periods of heavy rainfall.

Key drivers:

  • ·Increased rainfall intensity
  • ·Changes in land use
increasing

Bushfire

60/100

The area surrounding Collum Collum is susceptible to bushfires, particularly during dry periods. The presence of native vegetation increases the risk.

Key drivers:

  • ·Increased temperatures
  • ·Drier conditions
increasing

Heat

50/100

Collum Collum is likely to experience more frequent and intense heatwaves in the future. This poses a risk to vulnerable populations.

Key drivers:

  • ·Rising global temperatures
  • ·Urban heat island effect
stable

Coastal

10/100

Collum Collum is not directly exposed to coastal hazards.

Key drivers:

  • ·N/A
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 Collum Collum

Should I Buy

Property buying guide with climate risk assessment

Flood Risk

Flood zone mapping, historical events, and projections

Bushfire Risk

BAL assessment, vegetation proximity, and fire history

Climate Safety

Multi-hazard safety assessment to 2050

Storm Risk

Severe weather, hail, and wind risk analysis

Heat Risk

Extreme heat days, urban heat island, and cooling costs

Insurance Costs

Premium estimates and insurance availability

Investment Score

Climate-adjusted property investment analysis

Detailed Hazard Analysis

heat Risk

50/100

Collum Collum is likely to experience more frequent and intense heatwaves in the future. This poses a risk to vulnerable populations.

Primary Drivers

  • ·Rising global temperatures
  • ·Urban heat island effect

Projections (RCP8.5)

2030

5.5

2050

6.0

Data source

flood Risk

40/100

Collum Collum faces a moderate risk of flooding due to its location within a broader catchment area. Local creeks and waterways can overflow during periods of heavy rainfall.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Changes in land use
  • ·Aging drainage infrastructure

Projections (RCP8.5)

2030

4.5

2050

5.0

Data source

coastal Risk

10/100

Collum Collum is not directly exposed to coastal hazards.

Primary Drivers

  • ·N/A

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

60/100

The area surrounding Collum Collum is susceptible to bushfires, particularly during dry periods. The presence of native vegetation increases the risk.

Primary Drivers

  • ·Increased temperatures
  • ·Drier conditions
  • ·Fuel load accumulation

Projections (RCP8.5)

2030

6.5

2050

7.0

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to climate-related risks.

Price Impact

Property values may be affected by increased risk of bushfire and flooding.

Buyer Checklist

  • 1.Check flood maps and bushfire prone areas.
  • 2.Assess property's vulnerability to heatwaves.
  • 3.Review insurance options and potential premium increases.
  • 4.Consider long-term climate risks when making property decisions.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Local Creeks
Elevation Range
Variable
Flood Zone
Potentially affected areas near creeks

Local waterways have a history of flooding during heavy rain events.

View council flood map

Bushfire Evidence

Distance to Bushland
Adjacent to bushland areas
Planning Overlay
RFS Bush Fire Prone Land Map
Bushfire Prone Area
Yes

The area is designated as bushfire prone, requiring specific building standards for new constructions.

Heat Evidence

Avg January Max Temp
32°C
Heat Stress Days/Year
3 days

Heatwaves are becoming more frequent and intense, impacting community health.

Coastal Evidence

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

Historical Climate Events

2019
bushfireMajor

Significant bushfires impacted the region, causing property damage and evacuations.

Source
2020
floodModerate

Heavy rainfall led to flooding of local creeks and low-lying areas.

Source
2017
heatwaveModerate

Prolonged heatwave conditions affected the region, with temperatures exceeding 40 degrees Celsius for several days.

Source
2013
floodMinor

Localized flooding occurred after a period of intense rainfall.

Source

Climate Outlook to 2050

Projections based on CSIRO and BOM climate modelling. Scenario: RCP8.5

HazardToday20302050
flood404.3(+0.3)4.6(+0.6)
bushfire606.4(+0.4)6.8(+0.8)
heat505.6(+0.6)6.5(+1.5)
coastal101.01.0

By 2030, Collum Collum is projected to experience a moderate increase in overall climate risk, with notable increases in heatwave frequency and intensity, as well as a higher risk of bushfires and flooding.

CSIRO Climate Projections

Adaptation Recommendations

Develop a Bushfire Survival Plan

Immediate

Create a detailed plan for evacuating your property in the event of a bushfire, including identifying evacuation routes and assembling an emergency kit.

Est. cost: Low

Learn more

Improve Home Cooling

Near-term

Install air conditioning or fans to help keep your home cool during heatwaves. Consider energy-efficient options to reduce energy consumption.

Est. cost: Medium

Learn more

Upgrade Drainage Infrastructure

Long-term

Work with local authorities to improve drainage infrastructure in flood-prone areas to reduce the risk of flooding.

Est. cost: High

Learn more

Reduce Fuel Loads Around Your Home

Immediate

Regularly clear vegetation and debris from around your home to reduce the risk of bushfires spreading to your property.

Est. cost: Low

Learn more

About Collum Collum's Climate Risk Profile

Collum Collum, located in New South Wales, is an area that will be increasingly affected by climate change. The primary risks include bushfires, heatwaves, and flooding. Understanding these risks and taking proactive measures is crucial for residents and property owners.

Bushfire risk is significant due to the surrounding vegetation. Hotter, drier conditions will increase the likelihood and intensity of bushfires. Residents should maintain their properties to reduce fuel loads and have a bushfire survival plan.

Heatwaves are also a growing concern. As temperatures rise, vulnerable populations, such as the elderly and those with chronic health conditions, will be at greater risk. Ensuring access to cooling and staying hydrated are essential during heatwaves.

Flooding is another potential hazard, particularly during periods of heavy rainfall. Improved drainage infrastructure and awareness of flood risks can help mitigate the impact of flooding events.

Overall, Collum Collum needs to adapt to the changing climate to protect its community and infrastructure. This requires a combination of individual preparedness, community-level initiatives, and government support.

Data sources: BOM · CSIRO · NSW RFS · NSW Emergency Services

Local Government Resources

UNKNOWN

Climate StrategyFlood MapsEmergency Services

Frequently Asked Questions

What are the main climate risks in Collum Collum?

The main climate risks in Collum Collum are bushfires, heatwaves, and flooding. These risks are expected to increase in the future due to climate change.

How can I prepare my home for a bushfire?

You can prepare your home for a bushfire by clearing vegetation around your property, creating a bushfire survival plan, and having an emergency kit ready.

What should I do during a heatwave?

During a heatwave, stay indoors in a cool place, drink plenty of water, and avoid strenuous activities. Check on vulnerable neighbors and family members.

Where can I find information about flood risks in Collum Collum?

You can find information about flood risks in Collum Collum on the NSW Government Emergency Management website and through local council resources.

How is the local council addressing climate change?

The local council is UNKNOWN. Check the council website for information on climate action plans and initiatives.

Get your property's risk report

This suburb assessment covers the area. For a precise address-level climate risk report for any specific property in Collum Collum, use our analysis tool.

Analyse a Property in Collum Collum →

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$300B+
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30-120%
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