Climate Risk Profile: O'Malley, ACT

O'Malley, Australian Capital Territory· 2606

Medium Risk

Updated Apr 2026

O'Malley faces moderate risks from bushfires, heatwaves and flooding. Climate change is expected to exacerbate these risks, particularly bushfire and heatwave events. Residents should prepare for more frequent and intense 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 O'Malley

increasing

Flood

40/100

O'Malley faces a moderate risk of flooding, primarily from intense rainfall events and potential overflow from nearby drainage systems. Development and urbanization have altered natural drainage patterns, increasing runoff.

Key drivers:

·Increased rainfall intensity
·Urban development

increasing

Bushfire

60/100

O'Malley has a relatively high bushfire risk due to its proximity to bushland areas. Dry conditions and strong winds can exacerbate the risk during the bushfire season.

Key drivers:

·Dry climate
·Proximity to bushland

increasing

Heat

50/100

O'Malley experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected. This can impact vulnerable populations and infrastructure.

Key drivers:

·Rising average temperatures
·Increased frequency of heatwaves

stable

Coastal

10/100

O'Malley is located inland and does not face any direct coastal risks.

stable

Wind

24/100

Moderate wind risk — gusty summer winds

stable

Storm

28/100

Moderate storm risk — spring/summer thunderstorms

stable

Social

18/100

Moderate social stability — high public sector

increasing

Energy

32/100

Moderate energy costs — heating and cooling

In-Depth Climate Risk Guides for O'Malley

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

O'Malley experiences moderate heat risk, with increasing average temperatures and more frequent heatwave events projected. This can impact vulnerable populations and infrastructure.

Primary Drivers

·Rising average temperatures
·Increased frequency of heatwaves
·Urban heat island effect

Projections (RCP8.5)

2030

5.5

2050

6.0

Data source

flood Risk

40/100

Primary Drivers

·Increased rainfall intensity
·Urban development
·Aging infrastructure

Projections (RCP8.5)

2030

4.5

2050

5.0

Data source

coastal Risk

10/100

O'Malley is located inland and does not face any direct coastal risks.

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

60/100

O'Malley has a relatively high bushfire risk due to its proximity to bushland areas. Dry conditions and strong winds can exacerbate the risk during the bushfire season.

Primary Drivers

·Dry climate
·Proximity to bushland
·Increased frequency of heatwaves

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 the elevated risk of bushfires and flooding.

Price Impact

Properties in areas with higher bushfire or flood risk may experience slower price growth.

Buyer Checklist

1.Check for flood risk on the property.
2.Assess the property's bushfire risk and mitigation measures.
3.Ensure adequate home insurance coverage.
4.Consider energy efficiency upgrades to reduce cooling costs.

Local Climate Evidence

Flood Evidence

Nearest Waterway: Yarralumla Creek
Elevation Range: 600-650m
Flood Zone: Low to Moderate

Bushfire Evidence

Distance to Bushland: Adjacent to Red Hill Nature Reserve
Planning Overlay: ACTmapi Bushfire Prone Areas
Bushfire Prone Area: Yes

Heat Evidence

Avg January Max Temp: 28.5°C
Heat Stress Days/Year: 3 days

Coastal Evidence

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

Historical Climate Events

2003

bushfireCatastrophic

The 2003 Canberra bushfires caused widespread damage and loss of life in the region, impacting O'Malley with smoke and ember attacks.

Source

2018

heatwaveModerate

Canberra experienced a prolonged heatwave in January 2018, with temperatures exceeding 40°C for several consecutive days.

Source

2022

floodMinor

Heavy rainfall caused localized flooding in parts of Canberra, including some areas near O'Malley.

Source

Climate Outlook to 2050

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

Hazard	Today	2030	2050
flood	40	4.3(+0.3)	4.5(+0.5)
bushfire	60	6.7(+0.7)	7.2(+1.2)
heat	50	5.5(+0.5)	6.0(+1.0)
coastal	10	1.0	1.0

By 2030, O'Malley is projected to experience a noticeable increase in bushfire risk due to hotter and drier conditions. Heatwaves will become more frequent and intense, and there will be a slight increase in flood risk.

CSIRO Climate Projections

Adaptation Recommendations

Prepare a Bushfire Survival Plan

Immediate

Develop and practice a bushfire survival plan with your family, including evacuation routes and emergency contacts.

Est. cost: Low

Learn more

Improve Home Energy Efficiency

Near-term

Install insulation, energy-efficient windows, and solar panels to reduce cooling costs and greenhouse gas emissions.

Est. cost: Medium

Learn more

Support Local Flood Mitigation Efforts

Near-term

Participate in community initiatives to improve drainage and reduce flood risk, such as planting trees and cleaning up waterways.

Est. cost: Low

Learn more

Stay Informed About Extreme Weather Events

Immediate

Monitor weather forecasts and warnings from the Bureau of Meteorology and ACT Emergency Services Agency.

Est. cost: Low

Learn more

About O'Malley's Climate Risk Profile

O'Malley, located in the Australian Capital Territory, is projected to experience increased climate-related risks in the coming decades. The primary concerns are rising temperatures, more frequent heatwaves, and an increased risk of bushfires due to drier conditions. Changes in rainfall patterns may also lead to more intense flooding events.

The bushfire risk in O'Malley is significant due to its proximity to surrounding bushland. Hotter and drier conditions will likely extend the bushfire season and increase the intensity of fires. Residents should maintain their properties and be prepared to evacuate if necessary.

Heatwaves are also expected to become more frequent and intense, posing a risk to vulnerable populations such as the elderly and those with chronic health conditions. It is important to stay hydrated, seek air-conditioned environments, and check on neighbors during heatwaves.

While O'Malley is not directly on the coast, changes in rainfall patterns could increase the risk of flooding. Residents should be aware of local flood warnings and take steps to protect their properties.

Adapting to these changes will require a combination of individual actions and government policies. This includes investing in infrastructure that can withstand extreme weather events, implementing stricter building codes, and promoting community awareness and preparedness.

Data sources: BOM · CSIRO · ACT Emergency Services Agency · ACT Government Environment, Planning and Sustainable Development Directorate

Local Government Resources

ACT Government

Climate Strategy Flood Maps Emergency Services

Frequently Asked Questions

What are the main climate change risks in O'Malley?

The main climate change risks in O'Malley are increased bushfire risk, more frequent and intense heatwaves, and a potential increase in flood risk due to changing rainfall patterns.

How can I prepare my home for bushfires in O'Malley?

You can prepare your home for bushfires by clearing vegetation around your property, installing ember guards, and having a bushfire survival plan.

What can I do to stay cool during heatwaves in O'Malley?

During heatwaves, stay hydrated, seek air-conditioned environments, wear light clothing, and avoid strenuous activity during the hottest part of the day.

Where can I find information about flood risks in O'Malley?

You can find information about flood risks in O'Malley on the ACT Government's Environment, Planning and Sustainable Development Directorate website.

Is O'Malley a good place to live considering climate change?

O'Malley is still a desirable place to live, but it's important to be aware of the climate change risks and take steps to prepare for them. By taking proactive measures, residents can mitigate the impacts of climate change and maintain a high quality of life.