Flood Risk in Swan Bay, NSW: 2026 Assessment

Swan Bay, New South Wales· UNKNOWN
Swan Bay is susceptible to flooding due to its proximity to waterways and low-lying areas. Increased rainfall intensity could exacerbate flood risk.Updated 3 May 2026

Flood Risk Score

6.5/10

Swan Bay is susceptible to flooding due to its proximity to waterways and low-lying areas. Increased rainfall intensity could exacerbate flood risk.

Key Facts

Flood Risk
Swan Bay is susceptible to flooding due to its proximity to waterways and low-lying areas. Increased rainfall intensity could exacerbate flood risk.
Trend
increasing
Suburb
Swan Bay, NSW
Overall Risk
Medium
Postcode
2324
Highest high-risk exposure
12.4% of land (bushfire)

Flood Risk Analysis

Swan Bay, located in New South Wales, 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 New South Wales.

Swan Bay's low elevation makes it vulnerable to riverine and flash flooding.

Swan Bay is susceptible to flooding due to its proximity to waterways and low-lying areas. Increased rainfall intensity could exacerbate 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.

Swan Bay sits within ClimateNest's suburb-level hazard model for flood risk. 7% of the suburb's land area is mapped in high-risk flood zones and 87.1% 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 Swan Bay.

Swan Bay (postcode 2324) 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 (12.4% of land in high-risk zones), surface flood (10.9% of land in high-risk zones), riverine flood (7% of land in high-risk zones). Exposure is not uniform across Swan Bay — 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 WaterwayClarence River
Elevation Range0-10 meters
Flood Zone ClassificationLikely

Historical Events

2020
Moderate

Heavy rainfall led to flooding in low-lying areas of Swan Bay, affecting homes and businesses.

2013
Moderate

Major flooding of the Clarence River impacted Swan Bay, causing property damage and road closures.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

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

Est. cost: Medium

Implement Heatwave Early Warning System

Immediate

Develop a system to alert residents of impending heatwaves and provide guidance on staying safe.

Est. cost: Low

Reinforce Coastal Defenses

Long-term

Construct or improve seawalls and other coastal defenses to protect against sea level rise and erosion.

Est. cost: High

Promote Water Conservation

Near-term

Encourage residents to conserve water to reduce strain on water resources during droughts and heatwaves.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 3 May 2026

Explore Swan Bay Risk Reports

Frequently Asked Questions

Is Swan Bay at risk of flooding?

Based on available data, Swan Bay 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 Swan Bay?

Insurance costs for flood cover in Swan Bay 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 Swan Bay?

Yes, flood risk can affect property values in Swan Bay. 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 Swan Bay?

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

ClimateNest's hazard overlay maps 12.4% of Swan Bay in high-risk zones for bushfire, with a further 66.3% 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 Swan Bay Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Swan Bay, New South Wales, 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