Climate Risk in Koonorigan, NSW

Koonorigan, New South Wales

Medium Risk

Updated May 2026

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

Overall Risk Score

52/100

Medium

Confidence: Medium

Hazard Breakdown

Flood

6.5

Bushfire

4.8

Heat

5.0

Coastal

1.0

Climate Hazard Breakdown for Koonorigan

increasing

Flood

65/100

Koonorigan faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.

Key drivers:

·Increased rainfall intensity
·Changes in land use

increasing

Bushfire

48/100

The risk of bushfires in Koonorigan is moderate, given the surrounding bushland. Hot, dry conditions and strong winds can exacerbate the risk.

Key drivers:

·Increased frequency of heatwaves
·Drier vegetation

increasing

Heat

50/100

Koonorigan is likely to experience more frequent and intense heatwaves, increasing the risk of heat stress for vulnerable populations.

Key drivers:

·Rising global temperatures
·Urban heat island effect

stable

Coastal

10/100

Koonorigan is not directly exposed to coastal risks.

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 Koonorigan

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

Koonorigan is likely to experience more frequent and intense heatwaves, increasing the risk of heat stress for vulnerable populations.

Primary Drivers

·Rising global temperatures
·Urban heat island effect

Projections (RCP8.5)

2030

5.5

2050

6.0

Data source

flood Risk

65/100

Koonorigan faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine and flash flooding.

Primary Drivers

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

Projections (RCP8.5)

2030

7.0

2050

7.5

Data source

coastal Risk

10/100

Koonorigan is not directly exposed to coastal risks.

Primary Drivers

·N/A

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

48/100

The risk of bushfires in Koonorigan is moderate, given the surrounding bushland. Hot, dry conditions and strong winds can exacerbate the risk.

Primary Drivers

·Increased frequency of heatwaves
·Drier vegetation
·Stronger winds

Projections (RCP8.5)

2030

5.3

2050

5.8

Data source

What This Means for Property Owners

Insurance Outlook

Premiums are likely to increase due to the rising risk of flooding and bushfires.

Price Impact

Properties in flood-prone areas may experience a decrease in value.

Buyer Checklist

1.Check flood maps and bushfire prone area designations.
2.Assess the property's vulnerability to heatwaves.
3.Obtain a comprehensive building inspection.
4.Review insurance options and costs.

Local Climate Evidence

Flood Evidence

Nearest Waterway: Wilsons River
Elevation Range: 100-150m
Flood Zone: Medium

Bushfire Evidence

Distance to Bushland: Adjacent
Planning Overlay: https://www.rfs.nsw.gov.au/plan-and-prepare/bush-fire-prone-land
Bushfire Prone Area: Yes

Heat Evidence

Avg January Max Temp: 30.5°C
Heat Stress Days/Year: 3 days

Coastal Evidence

Distance to Coast: 50 km
Sea Level Rise Exposure: Low
Erosion Risk: Low

Historical Climate Events

2022

floodMajor

Severe flooding impacted the region, causing widespread damage and displacement.

Source

2019

bushfireModerate

Bushfires threatened properties in the area, requiring evacuations and property protection measures.

Source

2017

floodModerate

Heavy rainfall caused localized flooding, disrupting traffic and damaging infrastructure.

Source

Climate Outlook to 2050

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

Hazard	Today	2030	2050
flood	65	7.0(+0.5)	7.5(+1.0)
bushfire	48	5.1(+0.3)	5.6(+0.8)
heat	50	5.7(+0.7)	6.2(+1.2)
coastal	10	1.0	1.0

By 2030, Koonorigan is projected to experience a notable increase in heatwave frequency and intensity, along with a heightened risk of flooding due to more intense rainfall events. Bushfire risk will also increase slightly.

CSIRO Climate Projections

Adaptation Recommendations

Improve Drainage Infrastructure

Near-term

Upgrade and expand drainage systems to better manage increased rainfall and reduce flood risk.

Est. cost: High

Learn more

Bushfire Mitigation Measures

Immediate

Implement vegetation management programs, create firebreaks, and improve community awareness of bushfire safety.

Est. cost: Medium

Learn more

Heatwave Preparedness Plan

Near-term

Develop and implement a heatwave preparedness plan to protect vulnerable populations, including establishing cooling centers and providing public health advice.

Est. cost: Low

Learn more

Community Education Programs

Long-term

Conduct community education programs to raise awareness of climate change risks and promote adaptation measures.

Est. cost: Low

Learn more

About Koonorigan's Climate Risk Profile

Koonorigan, located in New South Wales, is susceptible to a range of climate-related risks. The primary concerns are flooding due to increased rainfall intensity, bushfires exacerbated by hotter and drier conditions, and heatwaves that can impact vulnerable populations.

Flooding is a significant concern, particularly in low-lying areas near waterways. Intense rainfall events can overwhelm drainage systems and lead to property damage. Bushfire risk is elevated due to the surrounding bushland, with hot, dry conditions creating ideal conditions for fire ignition and spread.

Heatwaves are becoming more frequent and intense, posing a threat to public health, especially for the elderly and those with pre-existing health conditions. The urban heat island effect can further amplify temperatures in built-up areas.

While Koonorigan is not directly exposed to coastal hazards, the broader region may experience indirect impacts from sea-level rise and coastal erosion. Residents should stay informed about local weather conditions and heed warnings from emergency services.

Data sources: BOM · CSIRO · NSW Rural Fire Service · Lismore City Council · NSW Emergency Services

Local Government Resources

Lismore City Council

Climate Strategy Flood Maps Emergency Services

Frequently Asked Questions

What are the main climate change risks in Koonorigan?

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

How can I prepare my property for flooding?

You can prepare your property for flooding by elevating appliances, installing flood barriers, and ensuring proper drainage. Check the Lismore City Council website for more information.

What should I do during a heatwave?

During a heatwave, stay indoors in air-conditioned environments, drink plenty of water, and avoid strenuous activities. Check on vulnerable neighbors and family members.

How can I protect my home from bushfires?

You can protect your home from bushfires by clearing vegetation around your property, installing fire-resistant materials, and having a bushfire survival plan. Refer to the NSW Rural Fire Service website for detailed guidance.

Where can I find information about emergency services in Koonorigan?

Information about emergency services in Koonorigan can be found on the NSW Emergency Services website.

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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

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