Flood Risk in Goorianawa, NSW: 2026 Assessment

Goorianawa, New South Wales· Warrumbungle Shire Council
Goorianawa faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine flooding.Updated 29 May 2026

Flood Risk Score

6.5/10

Goorianawa faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine flooding.

Key Facts

Flood Risk
Goorianawa faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine flooding.
Trend
increasing
Suburb
Goorianawa, NSW
Overall Risk
High
Postcode
2396
Region
Regional
Median property value
$500,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
13.8% of land (bushfire)

Flood Risk Analysis

Goorianawa, 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 the area has experienced several moderate flood events in the past.

Goorianawa faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to riverine flooding.

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.

Goorianawa sits within ClimateNest's suburb-level hazard model for flood risk. 8% of the suburb's land area is mapped in high-risk flood zones and 65.8% 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 Goorianawa.

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

Goorianawa located in Regional (postcode 2396), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $500,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Goorianawa.

Across the six hazard axes ClimateNest models, the dominant climate risk in Goorianawa is extreme heat (score 5/10), 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 Goorianawa, 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 Goorianawa are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayCastlereagh River
Elevation Range250-300m
Flood Zone ClassificationLow-lying areas near the river

Historical Events

2017
Moderate

Heavy rainfall led to flooding along the Castlereagh River, affecting low-lying areas.

Adaptation & Mitigation Actions

Improve Bushfire Preparedness

Immediate

Implement comprehensive bushfire management strategies, including fuel reduction, community education, and improved firefighting capabilities.

Est. cost: High

Enhance Heatwave Resilience

Near-term

Develop heatwave action plans, establish cooling centers, and promote public awareness of heat-related health risks.

Est. cost: Medium

Upgrade Flood Defenses

Near-term

Invest in improved drainage infrastructure, construct flood levees, and implement land-use planning that avoids development in flood-prone areas.

Est. cost: High

Promote Water Conservation

Long-term

Encourage water-efficient practices in homes and businesses to reduce water stress during droughts and heatwaves.

Est. cost: Low

Council & Emergency Services

Warrumbungle Shire Council
Emergency Services

Data last updated: 29 May 2026

Explore Goorianawa Risk Reports

Frequently Asked Questions

Is Goorianawa at risk of flooding?

Based on available data, Goorianawa 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 Goorianawa?

Insurance costs for flood cover in Goorianawa 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 Goorianawa?

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

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

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

What share of Goorianawa is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 13.8% of Goorianawa in high-risk zones for bushfire, with a further 80.2% 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 Goorianawa Safe from Climate Risk?

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