📮 Bungwahl postcode: 2423

Flood Risk in Bungwahl, NSW: 2026 Assessment

Bungwahl, New South Wales· MidCoast· 2423
Bungwahl 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 8 May 2026

Flood Risk Score

6.0/10

Bungwahl 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
Bungwahl 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
Bungwahl, NSW
Overall Risk
Medium
Postcode
2423
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
23.2% of land (bushfire)

Flood Risk Analysis

Bungwahl, 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.

Historical flood data indicates that Bungwahl has experienced several moderate to major flood events in the past.

Bungwahl 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.

Bungwahl sits within ClimateNest's suburb-level hazard model for flood risk. 9.7% of the suburb's land area is mapped in high-risk flood zones and 82.6% 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 Bungwahl.

On ClimateNest's 0–10 suburb hazard index, Bungwahl scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Bungwahl can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Bungwahl located in Coastal NSW (postcode 2423), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $925,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Bungwahl.

Across the six hazard axes ClimateNest models, the dominant climate risk in Bungwahl is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% 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 Bungwahl, 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 Bungwahl are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayMyall River
Elevation Range0-20m
Flood Zone ClassificationAreas near the Myall River are prone to flooding.

Historical Events

2013
Moderate

Heavy rainfall caused the Myall River to flood, inundating low-lying areas of Bungwahl.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage infrastructure and construct flood levees to protect properties from inundation.

Est. cost: Medium

Bushfire Preparedness

Immediate

Implement regular hazard reduction burns and educate residents on bushfire safety measures.

Est. cost: Low

Heatwave Action Plan

Near-term

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

Est. cost: Low

Coastal Management Strategy

Long-term

Develop and implement a coastal management strategy to address sea level rise and erosion risks.

Est. cost: High

Council & Emergency Services

MidCoast Council
Emergency Services

Data last updated: 8 May 2026

Explore Bungwahl Risk Reports

Frequently Asked Questions

Is Bungwahl at risk of flooding?

Based on available data, Bungwahl 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 Bungwahl?

Insurance costs for flood cover in Bungwahl 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 Bungwahl?

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

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

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

What share of Bungwahl is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 23.2% of Bungwahl in high-risk zones for bushfire, with a further 48.2% 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 Bungwahl Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Bungwahl, 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