๐Ÿ“ฎ Leda postcode: 6170

Flood Risk in Leda, WA: 2026 Assessment

Leda, Western Australiaยท City of Kwinanaยท 6170
Leda faces a moderate risk of flooding, primarily from heavy rainfall events and potential stormwater runoff. The risk is expected to increase with climate change due to more intense rainfall.Updated 2 Apr 2026

Flood Risk Score

4.0/10

Leda faces a moderate risk of flooding, primarily from heavy rainfall events and potential stormwater runoff. The risk is expected to increase with climate change due to more intense rainfall.

Key Facts

Flood Risk
Leda faces a moderate risk of flooding, primarily from heavy rainfall events and potential stormwater runoff. The risk is expected to increase with climate change due to more intense rainfall.
Trend
increasing
Suburb
Leda, WA
Overall Risk
Medium
Postcode
6170
Highest high-risk exposure
9.9% of land (bushfire)

Flood Risk Analysis

Leda, 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.

The City of Kwinana has identified areas at risk of flooding and is working to improve drainage infrastructure.

Leda faces a moderate risk of flooding, primarily from heavy rainfall events and potential stormwater runoff. The risk is expected to increase with climate change due to more intense rainfall.

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.

Leda sits within ClimateNest's suburb-level hazard model for flood risk. 2.4% of the suburb's land area is mapped in high-risk flood zones and 70.7% 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 Leda.

Leda (postcode 6170) 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 (9.9% of land in high-risk zones), surface flood (8.2% of land in high-risk zones), extreme wind (5.1% of land in high-risk zones). Exposure is not uniform across Leda 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 WaterwayCockburn Sound
Elevation Range5-20 meters
Flood Zone ClassificationLow-lying areas near drainage lines

Historical Events

2010
Moderate

Heavy rainfall caused localized flooding in low-lying areas of Kwinana, including parts of Leda.

Adaptation & Mitigation Actions

Develop a Bushfire Survival Plan

Immediate

Create a detailed plan for evacuating your property in the event of a bushfire, including identifying evacuation routes and assembling an emergency kit.

Est. cost: Low

Improve Home Cooling and Energy Efficiency

Near-term

Install insulation, use energy-efficient appliances, and consider installing air conditioning to reduce heat stress during heatwaves.

Est. cost: Medium

Upgrade Stormwater Drainage

Near-term

Advocate for improvements to local stormwater drainage systems to reduce the risk of flooding during heavy rainfall events.

Est. cost: High

Plant Native Trees and Vegetation

Long-term

Planting native trees and vegetation can help reduce the urban heat island effect and provide shade, cooling your home and neighborhood.

Est. cost: Low

Install a rainwater tank

Near-term

Install a rainwater tank to capture rainwater for use in the garden or for flushing toilets. This can help reduce your reliance on mains water and save money.

Est. cost: Medium

Council & Emergency Services

City of Kwinana
Emergency Services

Data last updated: 2 April 2026

Explore Leda Risk Reports

Frequently Asked Questions

Is Leda at risk of flooding?

Based on available data, Leda 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 Leda?

Insurance costs for flood cover in Leda 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 Leda?

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

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

ClimateNest's hazard overlay maps 9.9% of Leda in high-risk zones for bushfire, with a further 76.8% 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 Leda Safe from Climate Risk?

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