Flood Risk in Greenbushes, WA: 2026 Assessment

Greenbushes, Western Australia· UNKNOWN
Greenbushes faces a moderate risk of flooding, primarily from heavy rainfall events and local creek overflows. The risk is expected to increase with climate change.Updated 18 Mar 2026

Flood Risk Score

4.0/10

Greenbushes faces a moderate risk of flooding, primarily from heavy rainfall events and local creek overflows. The risk is expected to increase with climate change.

Key Facts

Flood Risk
Greenbushes faces a moderate risk of flooding, primarily from heavy rainfall events and local creek overflows. The risk is expected to increase with climate change.
Trend
increasing
Suburb
Greenbushes, WA
Overall Risk
Medium
Postcode
6254
Highest high-risk exposure
15.6% of land (bushfire)

Flood Risk Analysis

Greenbushes, 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.

Historical flood data indicates localized flooding during heavy rainfall events.

Greenbushes faces a moderate risk of flooding, primarily from heavy rainfall events and local creek overflows. The risk is expected to increase with climate change.

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.

Greenbushes sits within ClimateNest's suburb-level hazard model for flood risk. 5.2% of the suburb's land area is mapped in high-risk flood zones and 72.4% 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 Greenbushes.

Greenbushes (postcode 6254) 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 bushfire (15.6% of land in high-risk zones), tropical cyclone (7.8% of land in high-risk zones), riverine flood (5.2% of land in high-risk zones). Exposure is not uniform across Greenbushes — 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 WaterwayLocal Creeks
Elevation RangeModerate
Flood Zone ClassificationAreas near creeks

Historical Events

2011
Moderate

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

Adaptation & Mitigation Actions

Bushfire Mitigation

Immediate

Implement bushfire mitigation strategies, including vegetation management, fire breaks, and community education programs.

Est. cost: Medium

Flood Management

Near-term

Improve drainage infrastructure and implement flood management plans to reduce the impact of heavy rainfall events.

Est. cost: Medium

Heatwave Preparedness

Near-term

Develop a heatwave preparedness plan, including public awareness campaigns and cooling centers for vulnerable residents.

Est. cost: Low

Community Resilience Building

Long-term

Promote community resilience through education, training, and support networks to help residents prepare for and respond to climate-related hazards.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 18 March 2026

Explore Greenbushes Risk Reports

Frequently Asked Questions

Is Greenbushes at risk of flooding?

Based on available data, Greenbushes 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 Greenbushes?

Insurance costs for flood cover in Greenbushes 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 Greenbushes?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Greenbushes 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 Greenbushes is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 15.6% of Greenbushes in high-risk zones for bushfire, with a further 67.2% 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 Greenbushes Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Greenbushes, 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