Flood Risk in Cundumbul, NSW: 2026 Assessment

Cundumbul, New South Wales· Mid-Western Regional
Cundumbul faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, potentially worsening flood events.Updated 29 May 2026

Flood Risk Score

6.0/10

Cundumbul faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, potentially worsening flood events.

Key Facts

Flood Risk
Cundumbul faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, potentially worsening flood events.
Trend
increasing
Suburb
Cundumbul, NSW
Overall Risk
Medium
Postcode
2866
Region
Regional NSW
Median property value
$550,000
Dominant hazard
extreme heat (6/10)
Highest high-risk exposure
11.1% of land (riverine flood)

Flood Risk Analysis

Cundumbul, 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.

Local flood studies are available from the Mid-Western Regional Council.

Cundumbul faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, potentially worsening flood events.

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.

Cundumbul sits within ClimateNest's suburb-level hazard model for flood risk. 11.1% of the suburb's land area is mapped in high-risk flood zones and 62.8% 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 Cundumbul.

On ClimateNest's 0–10 suburb hazard index, Cundumbul scores 3 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Cundumbul can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Cundumbul located in Regional NSW (postcode 2866), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $550,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Cundumbul.

Across the six hazard axes ClimateNest models, the dominant climate risk in Cundumbul is extreme heat (score 6/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% 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 Cundumbul, 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 Cundumbul are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayCudgegong River
Elevation RangeVariable
Flood Zone ClassificationPotentially affected

Historical Events

2017
Moderate

Heavy rainfall caused localized flooding in Cundumbul and surrounding areas.

2010
Moderate

Significant flooding occurred in the region, impacting low-lying areas near the Cudgegong River.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage systems and build flood levees to protect properties from flooding.

Est. cost: High

Bushfire Preparedness

Immediate

Implement bushfire management plans and create firebreaks around properties.

Est. cost: Medium

Heatwave Action Plan

Near-term

Develop a community heatwave action plan to protect vulnerable residents during extreme heat events.

Est. cost: Low

Water Conservation

Long-term

Promote water conservation measures to address potential water shortages during droughts.

Est. cost: Low

Council & Emergency Services

Mid-Western Regional Council
Emergency Services

Data last updated: 29 May 2026

Explore Cundumbul Risk Reports

Frequently Asked Questions

Is Cundumbul at risk of flooding?

Based on available data, Cundumbul 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 Cundumbul?

Insurance costs for flood cover in Cundumbul 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 Cundumbul?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Cundumbul 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 Cundumbul?

ClimateNest's suburb model rates Cundumbul's dominant climate risk as extreme heat at 6/10 on a 0–10 index, followed by bushfire (5/10) and damaging wind (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Cundumbul.

What share of Cundumbul is exposed to high riverine flood risk?

ClimateNest's hazard overlay maps 11.1% of Cundumbul in high-risk zones for riverine flood, with a further 62.8% 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 Cundumbul Safe from Climate Risk?

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