๐Ÿ“ฎ Yarrowitch postcode: 2343

Flood Risk in Yarrowitch, NSW: 2026 Assessment

Yarrowitch, New South Walesยท Walchaยท 2343
Yarrowitch faces a moderate risk of flooding, primarily from heavy rainfall events and riverine flooding along the Macdonald River. Local topography and drainage patterns contribute to this risk.Updated 29 May 2026

Flood Risk Score

6.0/10

Yarrowitch faces a moderate risk of flooding, primarily from heavy rainfall events and riverine flooding along the Macdonald River. Local topography and drainage patterns contribute to this risk.

Key Facts

Flood Risk
Yarrowitch faces a moderate risk of flooding, primarily from heavy rainfall events and riverine flooding along the Macdonald River. Local topography and drainage patterns contribute to this risk.
Trend
increasing
Suburb
Yarrowitch, NSW
Overall Risk
Medium
Postcode
2354
Highest high-risk exposure
9% of land (bushfire)

Flood Risk Analysis

Yarrowitch, 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 Yarrowitch has experienced several significant flood events in the past, highlighting the ongoing risk.

Yarrowitch faces a moderate risk of flooding, primarily from heavy rainfall events and riverine flooding along the Macdonald River. Local topography and drainage patterns contribute to 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.

Yarrowitch sits within ClimateNest's suburb-level hazard model for flood risk. 3.8% of the suburb's land area is mapped in high-risk flood zones and 84.6% 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 Yarrowitch.

Yarrowitch (postcode 2354) 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 (9% of land in high-risk zones), surface flood (8.7% of land in high-risk zones), extreme wind (4.6% of land in high-risk zones). Exposure is not uniform across Yarrowitch โ€” 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 WaterwayMacdonald River
Elevation Range800-1000m
Flood Zone ClassificationAreas adjacent to the Macdonald River are designated as flood zones.

Historical Events

2016
Moderate

Heavy rainfall caused the Macdonald River to flood, inundating low-lying areas and disrupting transportation.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to better manage stormwater runoff and reduce flood risk.

Est. cost: Medium

Implement Bushfire Management Strategies

Immediate

Conduct controlled burns, maintain firebreaks, and educate residents about bushfire safety.

Est. cost: Low

Establish Cooling Centers

Near-term

Provide public spaces with air conditioning to protect vulnerable populations during heatwaves.

Est. cost: Low

Develop a Climate Adaptation Plan

Long-term

Create a comprehensive plan to address the long-term impacts of climate change on Yarrowitch.

Est. cost: Medium

Promote Water Conservation

Near-term

Encourage residents to conserve water through efficient appliances and landscaping practices.

Est. cost: Low

Council & Emergency Services

Walcha Council
Emergency Services

Data last updated: 29 May 2026

Explore Yarrowitch Risk Reports

Frequently Asked Questions

Is Yarrowitch at risk of flooding?

Based on available data, Yarrowitch has a notable flood risk profile. Flood risk varies by address โ€” check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Yarrowitch?

Insurance costs for flood cover in Yarrowitch 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 Yarrowitch?

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

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

ClimateNest's hazard overlay maps 9% of Yarrowitch in high-risk zones for bushfire, with a further 84% in moderate-risk zones. Suburb-level exposure is not uniform โ€” individual properties can differ from these averages, so an address-level check is recommended.

Is Yarrowitch Safe from Climate Risk?

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