๐Ÿ“ฎ Wattle Grove postcode: 2173

Flood Risk in Wattle Grove, WA: 2026 Assessment

Wattle Grove, Western Australiaยท Liverpoolยท 2173
Wattle Grove faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.Updated 22 May 2026

Flood Risk Score

6.5/10

Wattle Grove faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

Key Facts

Flood Risk
Wattle Grove faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
Trend
increasing
Suburb
Wattle Grove, WA
Overall Risk
Medium
Postcode
6107
Highest high-risk exposure
17% of land (bushfire)

Flood Risk Analysis

Wattle Grove, 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 events have impacted properties in low-lying areas of Wattle Grove.

Wattle Grove faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

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.

Wattle Grove sits within ClimateNest's suburb-level hazard model for flood risk. 6.4% of the suburb's land area is mapped in high-risk flood zones and 74.4% 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 Wattle Grove.

Wattle Grove (postcode 6107) 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 (17% of land in high-risk zones), tropical cyclone (8.2% of land in high-risk zones), riverine flood (6.4% of land in high-risk zones). Exposure is not uniform across Wattle Grove โ€” 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 WaterwayGeorges River
Elevation Range20-40 meters
Flood Zone ClassificationSome areas within Wattle Grove are designated as flood zones.

Historical Events

2020
Moderate

Significant rainfall events led to flash flooding in parts of Wattle Grove, causing road closures and property damage.

2011
Moderate

Heavy rainfall caused flooding in low-lying areas of Wattle Grove, impacting several homes and businesses.

Adaptation & Mitigation Actions

Improve drainage infrastructure

Near-term

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

Est. cost: High

Implement bushfire management strategies

Near-term

Conduct regular hazard reduction burns and maintain firebreaks to protect properties from bushfires.

Est. cost: Medium

Develop a heatwave response plan

Immediate

Establish cooling centers and provide support for vulnerable populations during heatwaves.

Est. cost: Low

Promote water conservation

Long-term

Encourage residents to reduce water consumption through rebates and education programs.

Est. cost: Low

Enhance community awareness

Near-term

Provide information and resources to help residents prepare for and respond to climate-related risks.

Est. cost: Low

Council & Emergency Services

Liverpool City Council
Emergency Services

Data last updated: 22 May 2026

Explore Wattle Grove Risk Reports

Frequently Asked Questions

Is Wattle Grove at risk of flooding?

Based on available data, Wattle Grove has a notable flood risk profile. Flood risk varies by address โ€” check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Wattle Grove?

Insurance costs for flood cover in Wattle Grove 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 Wattle Grove?

Yes, flood risk can affect property values in Wattle Grove. 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 Wattle Grove?

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

ClimateNest's hazard overlay maps 17% of Wattle Grove in high-risk zones for bushfire, with a further 72.9% in moderate-risk zones. Suburb-level exposure is not uniform โ€” individual properties can differ from these averages, so an address-level check is recommended.

Is Wattle Grove Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Wattle Grove, 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 ยท Australian addresses only ยท 8 hazard scores ยท Insurance trajectory ยท 2030 & 2050 projections