Climate Risk in Merriang, VIC

Merriang, Victoria· Shire of Mitchell· 3757
Medium Risk
Updated June 2026

Merriang faces increasing risks from flooding and heatwaves due to climate change. Bushfire risk is also a concern. Residents should prepare for more frequent extreme weather events.

Overall Risk Score

52/100
Medium

Confidence: Medium

Hazard Breakdown

Flood
6.5
Bushfire
4.0
Heat
6.0
Coastal
1.0

Climate Hazard Breakdown for Merriang

increasing

Flood

65/100

Merriang 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
  • ·Urban development
increasing

Bushfire

40/100

The area around Merriang has a moderate bushfire risk due to surrounding vegetation. Hot, dry conditions during summer increase the likelihood of bushfires.

Key drivers:

  • ·Dry vegetation
  • ·High temperatures
increasing

Heat

60/100

Merriang is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.

Key drivers:

  • ·Climate change
  • ·Urban heat island effect
stable

Coastal

10/100

Merriang is not directly exposed to coastal risks.

stable

Wind

28/100

Moderate wind risk — cold fronts and gusty winds

stable

Storm

32/100

Moderate storm risk — severe thunderstorms

stable

Social

21/100

Moderate social stability

increasing

Energy

35/100

Moderate energy costs — heating and cooling needs

In-Depth Climate Risk Guides for Merriang

Detailed Hazard Analysis

heat Risk

60/100

Merriang is likely to experience more frequent and intense heatwaves. This poses a risk to vulnerable populations, such as the elderly and those with chronic health conditions.

Primary Drivers

  • ·Climate change
  • ·Urban heat island effect

Projections (RCP8.5)

2030

6.5

2050

7.0

Data source

flood Risk

65/100

Merriang 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
  • ·Urban development
  • ·Climate change

Projections (RCP8.5)

2030

7.0

2050

7.5

Data source

coastal Risk

10/100

Merriang is not directly exposed to coastal risks.

Projections (RCP8.5)

2030

1.0

2050

1.0

Data source

bushfire Risk

40/100

The area around Merriang has a moderate bushfire risk due to surrounding vegetation. Hot, dry conditions during summer increase the likelihood of bushfires.

Primary Drivers

  • ·Dry vegetation
  • ·High temperatures
  • ·Windy conditions

Projections (RCP8.5)

2030

4.5

2050

5.0

Data source

What This Means for Property Owners

Insurance Outlook

Insurance premiums may increase due to flood and bushfire risks.

Price Impact

Properties in high-risk areas may experience a decrease in value.

Buyer Checklist

  • 1.Check flood maps and bushfire overlays.
  • 2.Assess property's vulnerability to heatwaves.
  • 3.Obtain insurance quotes.
  • 4.Review council's climate adaptation plan.

Local Climate Evidence

Flood Evidence

Nearest Waterway
Sunday Creek
Elevation Range
200-250m
Flood Zone
Areas near Sunday Creek are prone to flooding.

Historical flood data indicates that properties near the creek have been affected in the past.

View council flood map

Bushfire Evidence

Distance to Bushland
Adjacent to forested areas.
Planning Overlay
Bushfire Management Overlay (BMO) applies to some properties.
Bushfire Prone Area
Yes

Check with the local council for specific bushfire risk assessments for individual properties.

Heat Evidence

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

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

Coastal Evidence

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

Historical Climate Events

2011
floodModerate

Significant flooding occurred in the region, affecting properties near Sunday Creek.

Source
2009
bushfireMajor

The Black Saturday bushfires impacted the region, causing widespread damage and loss of life.

Source
2019
heatwaveModerate

A prolonged heatwave affected Victoria, with temperatures exceeding 40°C for several days.

Source
2022
floodModerate

Heavy rainfall caused flash flooding in low-lying areas.

Source

Climate Outlook to 2050

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

HazardToday20302050
flood657.0(+0.5)7.5(+1.0)
bushfire404.3(+0.3)4.5(+0.5)
heat606.7(+0.7)7.2(+1.2)
coastal101.01.0

By 2030, Merriang is projected to experience a notable increase in flood and heatwave risks. Bushfire risk will also slightly increase. Coastal risks remain negligible.

CSIRO Climate Projections

Adaptation Recommendations

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce flood risk.

Est. cost: High

Learn more

Bushfire Preparedness Planning

Immediate

Develop and implement bushfire preparedness plans for households and the community.

Est. cost: Low

Learn more

Heatwave Early Warning System

Near-term

Establish a heatwave early warning system to alert residents of impending heatwaves.

Est. cost: Medium

Learn more

Community Education Programs

Long-term

Conduct community education programs on climate change risks and adaptation measures.

Est. cost: Low

Learn more

Promote Water Conservation

Long-term

Encourage water conservation practices to mitigate the impacts of drought and water scarcity.

Est. cost: Low

Learn more

About Merriang's Climate Risk Profile

Merriang, Victoria, is a suburb that is increasingly vulnerable to the impacts of climate change. The primary concerns for the area are flooding, bushfires, and heatwaves. Changes in rainfall patterns and rising temperatures are expected to exacerbate these risks in the coming decades.

Flooding is a significant concern due to the suburb's proximity to waterways. Intense rainfall events can overwhelm drainage systems and lead to property damage. Climate change is projected to increase the frequency and intensity of these rainfall events, further elevating the flood risk.

Bushfires also pose a threat, particularly during the hot, dry summer months. The surrounding vegetation provides fuel for potential fires, and strong winds can quickly spread flames. Climate change is expected to prolong the fire season and increase the severity of bushfires.

Heatwaves are becoming more frequent and intense, posing a risk to public health. Vulnerable populations, such as the elderly and those with chronic health conditions, are particularly susceptible to heat-related illnesses. Residents need to take precautions to stay cool and hydrated during heatwaves.

Addressing these climate risks requires a multi-faceted approach, including investments in infrastructure, community education, and individual preparedness. By taking proactive steps, Merriang can build resilience and protect its residents from the impacts of climate change.

Data sources: BOM · CSIRO · EMV · Shire of Mitchell

Local Government Resources

Frequently Asked Questions

What are the main climate change risks for Merriang?

The main climate change risks for Merriang are flooding, bushfires, and heatwaves. These risks are expected to increase in the future due to changes in rainfall patterns and rising temperatures.

How can I prepare my property for flooding?

You can prepare your property for flooding by clearing gutters and downpipes, raising electrical appliances, and having an emergency plan in place.

What should I do during a heatwave?

During a heatwave, it is important to stay cool and hydrated. Drink plenty of water, stay indoors in air-conditioned environments, and avoid strenuous activities.

Where can I find information about bushfire preparedness?

You can find information about bushfire preparedness on the CFA website and the EMV website.

What is the council doing to address climate change?

The Shire of Mitchell is developing and implementing a climate change strategy to reduce emissions and adapt to the impacts of climate change.

Will climate change affect my insurance premiums?

Yes, insurance premiums may increase due to the increased risk of flooding and bushfires.

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 Merriang, use our analysis tool.

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What A$69 could save you from

$7.2B
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

Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections