Bushfire Risk in Summer Island, NSW: 2026 Assessment

Summer Island, New South Wales· UNKNOWN
Bushfire risk in Summer Island is relatively low due to the lack of extensive bushland. However, increased temperatures and drier conditions could elevate the risk.Updated 18 May 2026

Bushfire Risk Score

4.0/10

Bushfire risk in Summer Island is relatively low due to the lack of extensive bushland. However, increased temperatures and drier conditions could elevate the risk.

Key Facts

Bushfire Risk
Bushfire risk in Summer Island is relatively low due to the lack of extensive bushland. However, increased temperatures and drier conditions could elevate the risk.
Trend
increasing
Suburb
Summer Island, NSW
Overall Risk
Medium
Postcode
2440
Highest high-risk exposure
17% of land (bushfire)

Bushfire Risk Analysis

Summer Island, New South Wales, has a bushfire risk in summer island is relatively low due to the lack of extensive bushland. however, increased temperatures and drier conditions could elevate the risk. bushfire risk profile. Key factors include distance to classified bushland, vegetation type, slope, and historical bushfire activity in the region. The New South Wales fire authority maps bushfire-prone areas and assigns BAL (Bushfire Attack Level) ratings.

Check RFS website for specific property risk.

CSIRO research indicates climate change is extending fire seasons and increasing the number of severe fire weather days across southern and eastern Australia. For Summer Island, this may mean shifts in bushfire risk levels over the coming decades, making property-level BAL assessment increasingly important.

Use ClimateNest for a complete address-level bushfire risk report for Summer Island including BAL zone assessment, evacuation route mapping, and property-specific risk mitigation recommendations.

Summer Island sits within ClimateNest's suburb-level hazard model for bushfire risk. 17% of the suburb's land area is mapped in high-risk bushfire zones and 65.8% 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 Summer Island.

Summer Island (postcode 2440) 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 (17% of land in high-risk zones), riverine flood (7.4% of land in high-risk zones), surface flood (6% of land in high-risk zones). Exposure is not uniform across Summer Island — 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

Distance to Bushland5km
BAL Overlay / ZoneSome areas have bushfire overlay
Bushfire Prone AreaYes

Adaptation & Mitigation Actions

Improve drainage infrastructure

Near-term

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

Est. cost: High

Implement heatwave early warning system

Immediate

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

Est. cost: Medium

Strengthen coastal defenses

Long-term

Construct seawalls and other coastal defenses to protect against erosion and inundation.

Est. cost: Very High

Promote water conservation

Near-term

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

Est. cost: Low

Council & Emergency Services

Example Council
Emergency Services

Data last updated: 18 May 2026

Explore Summer Island Risk Reports

Frequently Asked Questions

Is Summer Island in a bushfire prone area?

Parts of Summer Island may be designated as bushfire prone land. Based on available data, Summer Island has a notable bushfire risk. Check your specific property for BAL ratings through ClimateNest or your local council.

What BAL rating applies to properties in Summer Island?

BAL ratings in Summer Island depend on the property's distance from classified vegetation, vegetation type, and slope. A site-specific assessment under AS 3959 is required to determine the exact BAL rating for any property within the suburb.

Does bushfire risk affect insurance in Summer Island?

Yes, properties in bushfire-prone parts of Summer Island may face higher building insurance premiums. Insurers assess bushfire risk based on BAL rating, fire history, and proximity to bushland. Some insurers may restrict cover in very high-risk locations.

What bushfire mitigation measures help protect homes in Summer Island?

Effective bushfire mitigation includes maintaining cleared asset protection zones, using ember-proof mesh on vents, installing metal gutter guards, using non-combustible building materials, and maintaining defendable space. Consult the New South Wales fire authority for property-specific guidance.

What share of Summer Island is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 17% of Summer Island in high-risk zones for bushfire, with a further 65.8% 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 Summer Island Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Summer Island, New South Wales, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

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