Flood Risk in Wiangaree, NSW: 2026 Assessment

Wiangaree, New South Wales· UNKNOWN
Wiangaree faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Increased rainfall intensity could exacerbate this risk.Updated 20 May 2026

Flood Risk Score

6.0/10

Wiangaree faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Increased rainfall intensity could exacerbate this risk.

Key Facts

Flood Risk
Wiangaree faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Increased rainfall intensity could exacerbate this risk.
Trend
increasing
Suburb
Wiangaree, NSW
Overall Risk
Medium
Postcode
2474
Highest high-risk exposure
15.9% of land (bushfire)

Flood Risk Analysis

Wiangaree, 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 Wiangaree has experienced flooding in the past, and future events are likely to be more severe.

Wiangaree faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Increased rainfall intensity could 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.

Wiangaree sits within ClimateNest's suburb-level hazard model for flood risk. 9.2% of the suburb's land area is mapped in high-risk flood zones and 68% 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 Wiangaree.

Wiangaree (postcode 2474) 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 (15.9% of land in high-risk zones), riverine flood (9.2% of land in high-risk zones), surface flood (7.1% of land in high-risk zones). Exposure is not uniform across Wiangaree — 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 WaterwayRichmond River
Elevation Range100-150m
Flood Zone ClassificationPotentially affected

Historical Events

2023
Moderate

Another moderate flood event impacted the region, causing road closures and property damage.

2020
Minor

Localized flooding occurred due to heavy rainfall.

2017
Moderate

Major flooding in the Richmond River caused widespread damage in the region, including Wiangaree.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risks, such as improved drainage systems and levees.

Est. cost: High

Bushfire Preparedness

Immediate

Implement bushfire management strategies, including fuel reduction and community education programs.

Est. cost: Medium

Heatwave Action Plan

Near-term

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

Est. cost: Low

Community Awareness Programs

Long-term

Educate the community about climate change risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 20 May 2026

Explore Wiangaree Risk Reports

Frequently Asked Questions

Is Wiangaree at risk of flooding?

Based on available data, Wiangaree 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 Wiangaree?

Insurance costs for flood cover in Wiangaree 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 Wiangaree?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Wiangaree 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 Wiangaree is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 15.9% of Wiangaree in high-risk zones for bushfire, with a further 54.7% 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 Wiangaree Safe from Climate Risk?

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