Flood Risk in Gibberagee, WA: 2026 Assessment

Gibberagee, Western Australia· UNKNOWN
Gibberagee 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.Updated 3 May 2026

Flood Risk Score

6.8/10

Gibberagee 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 Facts

Flood Risk
Gibberagee 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.
Trend
increasing
Suburb
Gibberagee, WA
Overall Risk
High
Postcode
6743
Highest high-risk exposure
14.5% of land (surface flood)

Flood Risk Analysis

Gibberagee, located in Western Australia, has a notable 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 Western Australia.

Low-lying areas near the creek are most vulnerable.

Gibberagee 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.

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.

Gibberagee sits within ClimateNest's suburb-level hazard model for flood risk. 4% of the suburb's land area is mapped in high-risk flood zones and 86.5% in moderate-risk zones, based on the national hazard overlay. Exposure at this scale varies street by street, which is why an address-level check matters before you buy or insure a specific property in Gibberagee.

Gibberagee (postcode 6743) is tracked in ClimateNest's suburb hazard model, which maps the share of the suburb's land exposed to each hazard at high and moderate levels. The suburb's highest high-risk exposures are surface flood (14.5% of land in high-risk zones), bushfire (6.7% of land in high-risk zones), riverine flood (4% of land in high-risk zones). Exposure is not uniform across Gibberagee — individual properties can sit well above or below these averages, so an address-level check is recommended before buying, selling or insuring.

Local Hazard Evidence

Nearest WaterwayUnnamed Creek
Elevation Range50-70m
Flood Zone ClassificationPotentially affected

Historical Events

2020
Minor

Minor flooding due to heavy rainfall.

2013
Moderate

Heavy rainfall caused localized flooding in low-lying areas.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage infrastructure and implement flood-proofing measures for properties in flood-prone areas.

Est. cost: Medium

Bushfire Preparedness

Immediate

Create and maintain firebreaks around properties, and develop a bushfire survival plan.

Est. cost: Low

Heatwave Action Plan

Near-term

Establish a community heatwave action plan to protect vulnerable residents during extreme heat events.

Est. cost: Low

Community Education Programs

Long-term

Implement educational programs to raise awareness about climate risks and adaptation strategies.

Est. cost: Low

Sustainable Urban Planning

Long-term

Incorporate climate resilience into urban planning and development decisions.

Est. cost: High

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 3 May 2026

Explore Gibberagee Risk Reports

Frequently Asked Questions

Is Gibberagee at risk of flooding?

Based on available data, Gibberagee has a notable 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 Gibberagee?

Insurance costs for flood cover in Gibberagee 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 Gibberagee?

Yes, flood risk can affect property values in Gibberagee. 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 Gibberagee?

Elevation is a critical factor in flood risk. Properties at higher elevations within Gibberagee 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.

What share of Gibberagee is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 14.5% of Gibberagee in high-risk zones for surface flood, with a further 66.1% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.

Is Gibberagee Safe from Climate Risk?

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

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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