📮 Merriwa postcode: 2329

Bushfire Risk in Merriwa, NSW: 2026 Assessment

Merriwa, New South Wales· UNKNOWN· 2329
The area surrounding Merriwa is bushfire-prone, with a significant risk during dry periods and heatwaves. Grasslands and nearby bushland contribute to the fire risk.Updated 31 Mar 2026

Bushfire Risk Score

6.0/10

The area surrounding Merriwa is bushfire-prone, with a significant risk during dry periods and heatwaves. Grasslands and nearby bushland contribute to the fire risk.

Key Facts

Bushfire Risk
The area surrounding Merriwa is bushfire-prone, with a significant risk during dry periods and heatwaves. Grasslands and nearby bushland contribute to the fire risk.
Trend
increasing
Suburb
Merriwa, NSW
Overall Risk
Medium
Postcode
2329
Highest high-risk exposure
16.5% of land (bushfire)

Bushfire Risk Analysis

Merriwa, New South Wales, has a the area surrounding merriwa is bushfire-prone, with a significant risk during dry periods and heatwaves. grasslands and nearby bushland contribute to the fire risk. bushfire risk profile. Key factors include distance to classified bushland, vegetation type, slope, and historical bushfire activity in the region. The New South Wales fire authority maps bushfire-prone areas and assigns BAL (Bushfire Attack Level) ratings.

The area is designated as bushfire prone, requiring specific building standards.

CSIRO research indicates climate change is extending fire seasons and increasing the number of severe fire weather days across southern and eastern Australia. For Merriwa, this may mean shifts in bushfire risk levels over the coming decades, making property-level BAL assessment increasingly important.

Use ClimateNest for a complete address-level bushfire risk report for Merriwa including BAL zone assessment, evacuation route mapping, and property-specific risk mitigation recommendations.

Merriwa sits within ClimateNest's suburb-level hazard model for bushfire risk. 16.5% of the suburb's land area is mapped in high-risk bushfire zones and 63.5% 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 Merriwa.

Merriwa (postcode 2329) 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 (16.5% of land in high-risk zones), riverine flood (6.8% of land in high-risk zones), surface flood (5.3% of land in high-risk zones). Exposure is not uniform across Merriwa — 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

Distance to BushlandAdjacent to bushland areas.
BAL Overlay / Zonehttps://www.rfs.nsw.gov.au/plan-and-prepare/bush-fire-prone-land
Bushfire Prone AreaYes

Historical Events

2019
Major

Severe bushfires impacted the region surrounding Merriwa, causing property damage and evacuations.

Adaptation & Mitigation Actions

Develop a heatwave management plan

Immediate

Implement strategies to protect vulnerable residents during heatwaves, such as cooling centers and community outreach programs.

Est. cost: Low

Enhance bushfire preparedness

Near-term

Conduct regular bushfire risk assessments, implement fuel reduction programs, and improve community education on bushfire safety.

Est. cost: Medium

Improve flood mitigation infrastructure

Near-term

Upgrade drainage systems, construct flood levees, and implement early warning systems to reduce the impact of floods.

Est. cost: High

Promote water conservation

Long-term

Implement water restrictions, encourage water-efficient landscaping, and invest in water recycling infrastructure to ensure water security during droughts.

Est. cost: Medium

Council & Emergency Services

Upper Hunter Shire Council
Emergency Services

Data last updated: 31 March 2026

Explore Merriwa Risk Reports

Frequently Asked Questions

Is Merriwa in a bushfire prone area?

Parts of Merriwa may be designated as bushfire prone land. Based on available data, Merriwa has a notable bushfire risk. Check your specific property for BAL ratings through ClimateNest or your local council.

What BAL rating applies to properties in Merriwa?

BAL ratings in Merriwa depend on the property's distance from classified vegetation, vegetation type, and slope. A site-specific assessment under AS 3959 is required to determine the exact BAL rating for any property within the suburb.

Does bushfire risk affect insurance in Merriwa?

Yes, properties in bushfire-prone parts of Merriwa may face higher building insurance premiums. Insurers assess bushfire risk based on BAL rating, fire history, and proximity to bushland. Some insurers may restrict cover in very high-risk locations.

What bushfire mitigation measures help protect homes in Merriwa?

Effective bushfire mitigation includes maintaining cleared asset protection zones, using ember-proof mesh on vents, installing metal gutter guards, using non-combustible building materials, and maintaining defendable space. Consult the New South Wales fire authority for property-specific guidance.

What share of Merriwa is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 16.5% of Merriwa in high-risk zones for bushfire, with a further 63.5% 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 Merriwa Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Merriwa, New South Wales, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

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