Flood Risk in Tacoma South, NSW: 2026 Assessment
Flood Risk Score
6.5/10Tacoma South 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
- Tacoma South 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
- Tacoma South, NSW
- Overall Risk
- Medium
- Postcode
- 2259
- Highest high-risk exposure
- 11.1% of land (surface flood)
Flood Risk Analysis
Tacoma South, 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.
Some properties are located in areas prone to flash flooding.
Tacoma South 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.
Tacoma South sits within ClimateNest's suburb-level hazard model for flood risk. 6.6% of the suburb's land area is mapped in high-risk flood zones and 74% 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 Tacoma South.
Tacoma South (postcode 2259) 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 (11.1% of land in high-risk zones), bushfire (9.9% of land in high-risk zones), riverine flood (6.6% of land in high-risk zones). Exposure is not uniform across Tacoma South 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
Historical Events
Major flooding occurred in the Wyong River catchment, impacting Tacoma South.
Adaptation & Mitigation Actions
Improve drainage infrastructure
Near-termUpgrade drainage systems to reduce flood risk during heavy rainfall events.
Est. cost: Medium
Implement bushfire management strategies
Near-termConduct regular vegetation clearing and controlled burns to reduce bushfire fuel loads.
Est. cost: Medium
Develop a heatwave response plan
ImmediateEstablish cooling centers and provide support to vulnerable residents during heatwaves.
Est. cost: Low
Strengthen coastal protection measures
Long-termImplement coastal erosion control measures and protect coastal ecosystems.
Est. cost: High
Community awareness programs
Near-termEducate residents about climate risks and adaptation measures.
Est. cost: Low
Council & Emergency Services
Explore Tacoma South Risk Reports
View other climate risk assessments for Tacoma South:
Frequently Asked Questions
Is Tacoma South at risk of flooding?
Based on available data, Tacoma South 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 Tacoma South?
Insurance costs for flood cover in Tacoma South 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 Tacoma South?
Yes, flood risk can affect property values in Tacoma South. 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 Tacoma South?
Elevation is a critical factor in flood risk. Properties at higher elevations within Tacoma South 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 Tacoma South is exposed to high surface flood risk?
ClimateNest's hazard overlay maps 11.1% of Tacoma South in high-risk zones for surface flood, with a further 61.9% 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 Tacoma South Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Tacoma South, New South Wales, covering flood, bushfire, sea level rise and more.
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