Flood Risk in Swan Bay, TAS: 2026 Assessment

Swan Bay, Tasmania
Moderate flood risk — riverine flooding in catchment areasUpdated 28 June 2026

Flood Risk Score

2.1/10

Moderate flood risk — riverine flooding in catchment areas

Key Facts

Flood Risk
Moderate flood risk — riverine flooding in catchment areas
Trend
increasing
Suburb
Swan Bay, TAS
Overall Risk
Moderate
Postcode
7252
Highest high-risk exposure
10.8% of land (surface flood)

Flood Risk Analysis

Swan Bay, located in Tasmania, has a moderate 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 Tasmania.

Flood risk in Swan Bay is shaped by local topography and catchment characteristics. Even within a single suburb, elevation differences can significantly change flood exposure. Properties near waterways or in low-lying areas warrant closer assessment.

Moderate flood risk — riverine flooding in catchment areas

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. 5.5% of the suburb's land area is mapped in high-risk flood zones and 67.9% 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 7252) 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 (10.8% of land in high-risk zones), extreme wind (6.7% of land in high-risk zones), riverine flood (5.5% 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.

Explore Swan Bay Risk Reports

Frequently Asked Questions

Is Swan Bay at risk of flooding?

Based on available data, Swan Bay has a moderate 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 surface flood risk?

ClimateNest's hazard overlay maps 10.8% of Swan Bay in high-risk zones for surface flood, with a further 80.3% 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, Tasmania, 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