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Climate Risk in Peppermint Grove, WA

Peppermint Grove, Western Australia· 6011
Medium Risk
Updated Mar 2026

Peppermint Grove faces increasing climate risks, particularly from heatwaves and coastal hazards. Residents should prepare for more frequent extreme weather events and consider long-term adaptation strategies.

Overall Risk Score

52/100
Medium

Confidence: Medium

Hazard Breakdown

Flood
4.5
Bushfire
3.8
Heat
6.5
Coastal
6.0

Climate Hazard Breakdown for Peppermint Grove

increasing

Flood

45/100

Peppermint Grove faces a moderate risk of flooding, primarily from riverine and flash flooding. Sea level rise could exacerbate coastal inundation.

Key drivers:

  • ·Increased rainfall intensity
  • ·Sea level rise
increasing

Bushfire

38/100

Bushfire risk is present due to proximity to vegetated areas. Changes in temperature and rainfall patterns could increase the frequency and intensity of bushfires.

Key drivers:

  • ·Increased temperatures
  • ·Drier conditions
increasing

Heat

65/100

Peppermint Grove is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations and infrastructure.

Key drivers:

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

Coastal

60/100

Located near the coast, Peppermint Grove is vulnerable to sea level rise and coastal erosion. This could impact property values and infrastructure.

Key drivers:

  • ·Sea level rise
  • ·Storm surges
stable

Wind

32/100

Moderate wind risk — winter storms

stable

Storm

28/100

Moderate storm risk — occasional severe thunderstorms

stable

Social

21/100

Moderate social stability

increasing

Energy

39/100

Moderate energy costs — cooling demand in summer

In-Depth Climate Risk Guides for Peppermint Grove

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

65/100

Peppermint Grove is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations and infrastructure.

Primary Drivers

  • ·Rising global temperatures
  • ·Urban heat island effect

Projections (RCP8.5)

2030

7.2

2050

8.0

Data source

flood Risk

45/100

Peppermint Grove faces a moderate risk of flooding, primarily from riverine and flash flooding. Sea level rise could exacerbate coastal inundation.

Primary Drivers

  • ·Increased rainfall intensity
  • ·Sea level rise
  • ·Urban development

Projections (RCP8.5)

2030

5.0

2050

5.8

Data source

coastal Risk

60/100

Located near the coast, Peppermint Grove is vulnerable to sea level rise and coastal erosion. This could impact property values and infrastructure.

Primary Drivers

  • ·Sea level rise
  • ·Storm surges
  • ·Erosion

Projections (RCP8.5)

2030

6.5

2050

7.3

Data source

bushfire Risk

38/100

Bushfire risk is present due to proximity to vegetated areas. Changes in temperature and rainfall patterns could increase the frequency and intensity of bushfires.

Primary Drivers

  • ·Increased temperatures
  • ·Drier conditions
  • ·Vegetation dryness

Projections (RCP8.5)

2030

4.2

2050

4.7

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to climate-related risks.

Price Impact

Properties closer to the coast may experience price fluctuations due to sea level rise concerns.

Buyer Checklist

  • 1.Check flood maps and bushfire prone area designations.
  • 2.Assess property's vulnerability to sea level rise and coastal erosion.
  • 3.Consider energy efficiency and water conservation measures.
  • 4.Review insurance coverage for climate-related events.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Swan River
Elevation Range
5-15 meters
Flood Zone
Moderate

The suburb is located near the Swan River, increasing flood risk during heavy rainfall events.

View council flood map

Bushfire Evidence

Distance to Bushland
500m
Planning Overlay
DFES Bushfire Prone Area Map
Bushfire Prone Area
Yes

Some areas of Peppermint Grove are designated as bushfire prone, requiring specific building standards.

Heat Evidence

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

The number of days exceeding 35°C is projected to increase in the coming decades.

Coastal Evidence

Distance to Coast
0.5 km
Sea Level Rise Exposure
Moderate
Erosion Risk
Low to Moderate

Historical Climate Events

2010
floodModerate

Heavy rainfall caused localized flooding in low-lying areas of Peppermint Grove.

Source
2011
heatwaveModerate

A prolonged heatwave resulted in increased hospital admissions and strain on infrastructure.

Source
2015
stormMinor

A severe storm caused minor damage to property and power outages.

Source
2021
heatwaveModerate

Record-breaking temperatures were experienced across Perth, including Peppermint Grove, leading to heat stress.

Source

Climate Outlook to 2050

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

HazardToday20302050
flood454.7(+0.2)5.2(+0.7)
bushfire383.9(+0.1)4.3(+0.5)
heat657.0(+0.5)8.0(+1.5)
coastal606.4(+0.4)7.3(+1.3)

Under a moderate emissions scenario, Peppermint Grove is projected to experience a slight increase in overall climate risk, with heat and coastal hazards posing the greatest challenges.

CSIRO Climate Projections

Adaptation Recommendations

Upgrade stormwater drainage infrastructure

Near-term

Improve drainage systems to reduce the risk of flooding during heavy rainfall events.

Est. cost: Medium

Learn more

Implement coastal protection measures

Long-term

Construct seawalls and other coastal defenses to protect against sea level rise and erosion.

Est. cost: High

Learn more

Develop a heatwave management plan

Immediate

Establish cooling centers and provide support to vulnerable residents during heatwaves.

Est. cost: Low

Learn more

Promote bushfire preparedness

Near-term

Educate residents about bushfire safety and encourage them to clear vegetation around their homes.

Est. cost: Low

Learn more

Enhance community resilience

Long-term

Foster social connections and support networks to help residents cope with climate-related challenges.

Est. cost: Low

Learn more

About Peppermint Grove's Climate Risk Profile

Peppermint Grove, a suburb of Perth, Western Australia, is increasingly vulnerable to the impacts of climate change. Rising temperatures are expected to lead to more frequent and intense heatwaves, posing health risks to residents, especially the elderly and those with pre-existing conditions. Changes in rainfall patterns may increase the risk of both flooding and drought.

Sea level rise poses a significant threat to coastal areas of Peppermint Grove. Erosion and inundation could damage property and infrastructure, impacting property values and community amenities. The frequency and intensity of storm surges are also projected to increase, further exacerbating coastal hazards.

Bushfire risk is also a concern, particularly in areas adjacent to vegetated land. Drier conditions and higher temperatures could increase the likelihood of bushfires, threatening homes and lives. Residents should be aware of bushfire safety measures and have evacuation plans in place.

Adapting to climate change will require a coordinated effort from residents, businesses, and local government. This includes investing in infrastructure improvements, implementing sustainable land management practices, and promoting community awareness of climate risks. By taking proactive steps, Peppermint Grove can build resilience and protect its community from the worst impacts of climate change.

Data sources: BOM · CSIRO · DFES

Local Government Resources

Town of Peppermint Grove

Climate StrategyFlood MapsEmergency Services

Frequently Asked Questions

What are the main climate change risks facing Peppermint Grove?

Peppermint Grove is primarily at risk from heatwaves, sea level rise, and coastal erosion. Changes in rainfall patterns may also increase the risk of flooding.

How will sea level rise affect Peppermint Grove?

Sea level rise could inundate low-lying areas, damage property and infrastructure, and increase coastal erosion. This could impact property values and community amenities.

What is the local council doing to address climate change?

The Town of Peppermint Grove is developing a climate strategy to reduce emissions and adapt to the impacts of climate change. This includes investing in infrastructure improvements and promoting sustainable land management practices.

How can I prepare my home for climate change?

You can prepare your home by improving energy efficiency, installing water-saving devices, clearing vegetation around your property, and developing an emergency plan.

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

You can find more information on the Town of Peppermint Grove website, the Department of Fire and Emergency Services website, and the Bureau of Meteorology website.

Is Peppermint Grove a good place to invest in property considering climate change?

While Peppermint Grove is a desirable suburb, potential buyers should carefully consider the risks associated with sea level rise and coastal erosion, especially for properties close to the coast. Reviewing flood maps and insurance options is recommended.

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30-120%
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