๐Ÿ“ฎ Port Kembla postcode: 2505

Flood Risk in Port Kembla, NSW: 2026 Assessment

Port Kembla, New South Walesยท Wollongongยท 2505
Port Kembla faces a moderate risk of flooding due to its low-lying coastal location and proximity to waterways. Increased rainfall intensity and sea level rise are expected to exacerbate this risk.Updated 8 Mar 2026

Flood Risk Score

6.5/10

Port Kembla faces a moderate risk of flooding due to its low-lying coastal location and proximity to waterways. Increased rainfall intensity and sea level rise are expected to exacerbate this risk.

Key Facts

Flood Risk
Port Kembla faces a moderate risk of flooding due to its low-lying coastal location and proximity to waterways. Increased rainfall intensity and sea level rise are expected to exacerbate this risk.
Trend
increasing
Suburb
Port Kembla, NSW
Overall Risk
Medium
Postcode
2505
Highest high-risk exposure
12.2% of land (riverine flood)

Flood Risk Analysis

Port Kembla, 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.

Several areas within Port Kembla are identified as being within a flood zone. Residents should consult council flood maps for detailed information.

Port Kembla faces a moderate risk of flooding due to its low-lying coastal location and proximity to waterways. Increased rainfall intensity and sea level rise are expected to exacerbate this 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.

Port Kembla sits within ClimateNest's suburb-level hazard model for flood risk. 12.2% of the suburb's land area is mapped in high-risk flood zones and 73.3% 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 Port Kembla.

Port Kembla (postcode 2505) 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 riverine flood (12.2% of land in high-risk zones), bushfire (9.1% of land in high-risk zones), surface flood (6.7% of land in high-risk zones). Exposure is not uniform across Port Kembla 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 WaterwayTom Thumb Lagoon
Elevation Range0-10 meters
Flood Zone ClassificationCoastal floodplain

Historical Events

2020
Moderate

Heavy rainfall caused flash flooding in some areas of Port Kembla, impacting local businesses and residences.

2011
Moderate

Major flooding event impacted low-lying areas of Port Kembla, causing property damage and disruption to infrastructure.

Adaptation & Mitigation Actions

Upgrade flood defenses

Near-term

Invest in infrastructure to protect against flooding, such as seawalls, levees, and improved drainage systems.

Est. cost: High

Develop a heatwave response plan

Immediate

Implement a plan to protect vulnerable populations during heatwaves, including cooling centers and public awareness campaigns.

Est. cost: Medium

Implement coastal erosion management strategies

Near-term

Develop and implement strategies to manage coastal erosion, such as beach nourishment and dune stabilization.

Est. cost: High

Promote water conservation

Long-term

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

Est. cost: Low

Improve building codes

Long-term

Update building codes to ensure that new buildings are more resilient to climate change impacts, such as flooding and heatwaves.

Est. cost: Medium

Council & Emergency Services

Wollongong City Council
Emergency Services

Data last updated: 8 March 2026

Explore Port Kembla Risk Reports

Frequently Asked Questions

Is Port Kembla at risk of flooding?

Based on available data, Port Kembla 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 Port Kembla?

Insurance costs for flood cover in Port Kembla 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 Port Kembla?

Yes, flood risk can affect property values in Port Kembla. 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 Port Kembla?

Elevation is a critical factor in flood risk. Properties at higher elevations within Port Kembla 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 Port Kembla is exposed to high riverine flood risk?

ClimateNest's hazard overlay maps 12.2% of Port Kembla in high-risk zones for riverine flood, with a further 73.3% 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 Port Kembla Safe from Climate Risk?

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