📮 Cannonvale postcode: 4802

Flood Risk in Cannonvale, QLD: 2026 Assessment

Cannonvale, Queensland· Whitsunday Regional· 4802
Cannonvale faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding and riverine flooding.Updated 2 Apr 2026

Flood Risk Score

6.5/10

Cannonvale faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding and riverine flooding.

Key Facts

Flood Risk
Cannonvale faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding and riverine flooding.
Trend
increasing
Suburb
Cannonvale, QLD
Overall Risk
Medium
Postcode
4802
Region
Coastal QLD
Median property value
$675,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
22.6% of land (tropical cyclone)

Flood Risk Analysis

Cannonvale, located in Queensland, 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 Queensland.

Historical flood events have impacted Cannonvale, particularly during periods of heavy rainfall associated with tropical cyclones.

Cannonvale faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding and riverine flooding.

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.

Cannonvale sits within ClimateNest's suburb-level hazard model for flood risk. 5.9% of the suburb's land area is mapped in high-risk flood zones and 83% 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 Cannonvale.

On ClimateNest's 0–10 suburb hazard index, Cannonvale scores 5 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Cannonvale can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Cannonvale located in Coastal QLD (postcode 4802), is a Queensland suburb tracked by ClimateNest. The suburb's median property value is $675,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Cannonvale.

Across the six hazard axes ClimateNest models, the dominant climate risk in Cannonvale is extreme heat (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising significantly (+40% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Cannonvale, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Cannonvale are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayProserpine River
Elevation Range0-20 meters
Flood Zone ClassificationAreas near the Proserpine River and low-lying coastal areas are prone to flooding.

Historical Events

2011
Moderate

Widespread flooding occurred in Queensland, including the Whitsunday region, impacting Cannonvale.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risk, such as improved drainage systems and flood barriers.

Est. cost: High

Bushfire Preparedness

Near-term

Implement bushfire management strategies, including vegetation management and community education programs.

Est. cost: Medium

Heatwave Action Plan

Immediate

Develop and implement a heatwave action plan to protect vulnerable populations during extreme heat events.

Est. cost: Low

Coastal Adaptation Planning

Long-term

Develop a coastal adaptation plan to address the impacts of sea level rise and storm surge.

Est. cost: High

Community Awareness Programs

Near-term

Educate the community about climate risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

Whitsunday Regional Council
Emergency Services

Data last updated: 2 April 2026

Explore Cannonvale Risk Reports

Frequently Asked Questions

Is Cannonvale at risk of flooding?

Based on available data, Cannonvale 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 Cannonvale?

Insurance costs for flood cover in Cannonvale 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 Cannonvale?

Yes, flood risk can affect property values in Cannonvale. 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 Cannonvale?

Elevation is a critical factor in flood risk. Properties at higher elevations within Cannonvale 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 are the main climate risks in Cannonvale?

ClimateNest's suburb model rates Cannonvale's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by damaging wind (6/10) and severe storm (6/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Cannonvale.

What share of Cannonvale is exposed to high tropical cyclone risk?

ClimateNest's hazard overlay maps 22.6% of Cannonvale in high-risk zones for tropical cyclone, with a further 52.2% 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 Cannonvale Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Cannonvale, Queensland, 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