Climate Risk in Isabella Plains, ACT
Isabella Plains faces increasing risks from heatwaves and flooding due to climate change. While bushfire risk is present, it is less severe than heat and flood. Residents should prepare for more frequent extreme weather events.
Overall Risk Score
Confidence: Medium
Hazard Breakdown
Detailed Hazard Analysis
heat Risk
Isabella Plains is likely to experience more frequent and intense heatwaves. The urban environment contributes to the urban heat island effect, increasing nighttime temperatures.
Primary Drivers
- ·Rising average temperatures
- ·More frequent heatwave events
Projections (RCP8.5)
2030
7.3
2050
7.8
flood Risk
Isabella Plains faces a moderate risk of flooding, primarily from heavy rainfall events and the nearby Tuggeranong Creek. Properties close to the creek are more vulnerable.
Primary Drivers
- ·Increased rainfall intensity
- ·Urban development increasing runoff
Projections (RCP8.5)
2030
5.0
2050
5.5
coastal Risk
Isabella Plains is not directly exposed to coastal risks. Sea level rise and coastal erosion are not significant concerns for this suburb.
Primary Drivers
- ·Distance from the coast
Projections (RCP8.5)
2030
1.0
2050
1.0
bushfire Risk
The suburb has a moderate bushfire risk due to its proximity to grasslands and open spaces. While not directly adjacent to dense bushland, ember attack is a potential concern during severe fire weather.
Primary Drivers
- ·Drier conditions
- ·Increased frequency of extreme fire weather
Projections (RCP8.5)
2030
4.2
2050
4.7
What This Means for Property Owners
Insurance Outlook
Insurance premiums may increase due to rising flood and heat risks.
Price Impact
Properties in flood-prone areas may experience a decrease in value.
Buyer Checklist
- 1.Check flood maps and insurance costs.
- 2.Assess the property's vulnerability to heatwaves.
- 3.Evaluate bushfire risk and defensible space.
- 4.Inquire about council plans for climate adaptation.
Local Climate Evidence
Flood Evidence
- Nearest Waterway
- Tuggeranong Creek
- Elevation Range
- 580-600m
- Flood Zone
- Areas near Tuggeranong Creek are designated as flood-prone.
Historical flood events have impacted properties near the creek. The council maintains flood maps and provides guidance on flood preparedness.
View council flood mapBushfire Evidence
- Distance to Bushland
- Within 1km of grasslands and open spaces
- Planning Overlay
- ACT Emergency Services Agency bushfire risk map
- Bushfire Prone Area
- Yes
Residents should maintain defensible space around their homes and be aware of fire danger ratings.
Heat Evidence
- Avg January Max Temp
- 28.5°C
- Heat Stress Days/Year
- 3 days
Elderly residents and those with chronic health conditions are particularly vulnerable to heat stress during heatwaves.
Coastal Evidence
- Distance to Coast
- 150 km
- Sea Level Rise Exposure
- Not applicable
- Erosion Risk
- Not applicable
Historical Climate Events
A severe thunderstorm caused flash flooding and property damage in parts of Tuggeranong, including Isabella Plains.
SourceCanberra experienced a prolonged heatwave in January 2019, with temperatures exceeding 40 degrees Celsius for several consecutive days.
SourceThe 2003 Canberra bushfires caused widespread devastation across the ACT, including significant impact to nearby suburbs. Isabella Plains experienced heavy smoke and ember attacks.
SourceClimate Outlook to 2050
Projections based on CSIRO and BOM climate modelling. Scenario: RCP8.5
| Hazard | Today | 2030 | 2050 |
|---|---|---|---|
| flood | 4.5 | 4.8(+0.3) | 5.1(+0.6) |
| bushfire | 3.8 | 4.0(+0.2) | 4.2(+0.4) |
| heat | 6.8 | 7.6(+0.8) | 8.3(+1.5) |
| coastal | 1.0 | 1.0 | 1.0 |
By 2030, Isabella Plains is projected to experience a notable increase in heatwave frequency and intensity, along with a slightly elevated risk of flooding. Bushfire risk is also expected to increase marginally.
CSIRO Climate ProjectionsAdaptation Recommendations
Improve Home Cooling
Near-termInstall energy-efficient air conditioning or evaporative coolers to mitigate heat stress during heatwaves.
Est. cost: $500 - $5000
Learn moreUpgrade Stormwater Drainage
Long-termAdvocate for upgrades to local stormwater drainage infrastructure to manage increased rainfall intensity and reduce flood risk.
Est. cost: Significant investment required
Learn morePrepare a Bushfire Survival Plan
ImmediateDevelop and practice a bushfire survival plan, including preparing a bushfire emergency kit and knowing evacuation routes.
Est. cost: Minimal
Learn morePlant Shade Trees
Near-termPlant trees around your home to provide shade and reduce the urban heat island effect.
Est. cost: $100 - $500
Learn moreInstall Rainwater Tanks
Near-termInstall rainwater tanks to capture rainwater for use in gardens and toilets, reducing demand on mains water and mitigating stormwater runoff.
Est. cost: $500 - $2000
Learn moreAbout Isabella Plains's Climate Risk Profile
Isabella Plains, located in the Tuggeranong district of Canberra, is projected to experience notable shifts in its climate risk profile over the coming decades. The primary concerns for this suburb are escalating heatwave intensity and frequency, coupled with a heightened risk of flooding due to more intense rainfall events.
The increasing heat risk is driven by rising average temperatures and a greater number of days exceeding extreme heat thresholds. The urban environment of Isabella Plains exacerbates this issue through the urban heat island effect, leading to higher nighttime temperatures and increased heat stress on residents.
Flood risk is also expected to rise, with heavier rainfall events potentially overwhelming local drainage systems and increasing the likelihood of flash flooding, particularly in areas near Tuggeranong Creek. Changes to land use and increased urban density can further exacerbate this risk.
While bushfire risk is present due to the suburb's proximity to grasslands and open spaces, it is not projected to increase as dramatically as heat and flood risks. However, residents should remain vigilant and prepared for potential ember attacks during periods of extreme fire weather.
Addressing these climate risks will require a combination of adaptation measures, including improved urban planning to mitigate the urban heat island effect, upgrades to stormwater infrastructure to manage increased rainfall, and community awareness programs to prepare residents for extreme weather events.
Data sources: BOM · CSIRO · ACT Emergency Services Agency · ACT Government Environment, Planning and Sustainable Development Directorate
Local Government Resources
ACT Government
Frequently Asked Questions
What are the main climate change risks for Isabella Plains?
The main climate change risks for Isabella Plains are increasing heatwave frequency and intensity, and a higher risk of flooding due to more intense rainfall events.
How can I prepare my home for heatwaves in Isabella Plains?
You can prepare your home for heatwaves by installing energy-efficient air conditioning, planting shade trees, and ensuring your home is well-insulated.
What should I do during a flood in Isabella Plains?
During a flood, stay informed about warnings and evacuation orders, move to higher ground if necessary, and avoid driving or walking through floodwaters.
Is Isabella Plains in a bushfire-prone area?
Yes, Isabella Plains is considered a bushfire-prone area due to its proximity to grasslands and open spaces. Residents should prepare a bushfire survival plan.
Where can I find information about flood risks in Isabella Plains?
You can find information about flood risks in Isabella Plains on the ACT Government's Environment, Planning and Sustainable Development Directorate website, which includes flood maps and guidance on flood preparedness.
What is the urban heat island effect and how does it affect Isabella Plains?
The urban heat island effect is a phenomenon where urban areas experience higher temperatures than surrounding rural areas due to the concentration of buildings, roads, and other infrastructure. This effect can exacerbate heatwave conditions in Isabella Plains, leading to higher nighttime temperatures and increased heat stress on residents.
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