Flood Risk in Maroona, VIC: 2026 Assessment

Maroona, Victoria· Southern Grampians Shire
Maroona faces a moderate risk of flooding, primarily from intense rainfall events and nearby waterways. Local topography can exacerbate the impact of floods.Updated 1 June 2026

Is Maroona Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Maroona, Victoria, covering flood, bushfire, sea level rise and more.

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What A$49 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$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections

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Flood Risk Score

Not assessed

Maroona faces a moderate risk of flooding, primarily from intense rainfall events and nearby waterways. Local topography can exacerbate the impact of floods.

Key Facts

Flood Risk
Maroona faces a moderate risk of flooding, primarily from intense rainfall events and nearby waterways. Local topography can exacerbate the impact of floods.
Trend
increasing
Suburb
Maroona, VIC
Overall Risk
Medium
Postcode
3377

Flood Risk Analysis

Maroona, located in Victoria, has a location-specific flood risk profile based on available data including proximity to waterways, elevation, and historical flood events. The Bureau of Meteorology (BOM) maintains river height and flood warning data for catchments across Victoria.

Historical flood data indicates that properties near the Wannon River have experienced inundation during major rainfall events.

Maroona faces a moderate risk of flooding, primarily from intense rainfall events and nearby waterways. Local topography can exacerbate the impact of floods.

For a comprehensive property-specific flood assessment including address-level elevation data, flood overlay mapping, and insurance cost estimates, use the ClimateNest full analysis tool. General suburb data cannot replace a site-specific evaluation.

ClimateNest assesses hazards at the address rather than the suburb, because exposure varies street by street within Maroona. An address-level check is what tells you about a specific property before you buy, sell or insure it.

Local Hazard Evidence

Nearest WaterwayWannon River
Elevation Range180-220m
Flood Zone ClassificationAreas near the Wannon River are susceptible to flooding.

Historical Events

2011
Moderate

Significant flooding occurred in the region, impacting properties near the Wannon River.

Adaptation & Mitigation Actions

Develop a community bushfire plan

Immediate

Create a detailed plan outlining evacuation routes, emergency contacts, and property protection measures.

Est. cost: Low

Improve drainage infrastructure

Near-term

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

Est. cost: Medium

Establish a heatwave response plan

Near-term

Identify vulnerable residents and provide access to cooling centers and heat safety information.

Est. cost: Low

Promote water conservation

Long-term

Implement water-saving measures to address potential water scarcity due to climate change.

Est. cost: Low

Council & Emergency Services

Southern Grampians Shire Council
Emergency Services

Data last updated: 1 June 2026

Explore Maroona Risk Reports

Frequently Asked Questions

Is Maroona at risk of flooding?

Based on available data, Maroona has a location-specific flood risk profile. Flood risk varies by address — check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Maroona?

Insurance costs for flood cover in Maroona depend on the property's flood zone classification, elevation, and proximity to waterways. ClimateNest provides address-level insurance cost estimates based on your property's specific hazard exposure.

Does flood risk affect property values in Maroona?

Yes, flood risk can affect property values in Maroona. Properties in mapped flood zones may experience lower buyer demand, reduced valuations, and higher insurance costs. Lenders increasingly assess flood exposure as part of mortgage risk evaluation.

How does elevation affect flood risk in Maroona?

Elevation is a critical factor in flood risk. Properties at higher elevations within Maroona typically have lower flood exposure than those near waterways or in low-lying areas. Address-level elevation data combined with BOM flood mapping provides the most accurate picture.

Is Maroona Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Maroona, Victoria, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

What A$49 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$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections