Flood Risk in Mossgiel, NSW: 2026 Assessment

Mossgiel, New South Wales· UNKNOWN
Mossgiel faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. The flat terrain contributes to water pooling.Updated 13 Apr 2026

Flood Risk Score

6.5/10

Mossgiel faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. The flat terrain contributes to water pooling.

Key Facts

Flood Risk
Mossgiel faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. The flat terrain contributes to water pooling.
Trend
increasing
Suburb
Mossgiel, NSW
Overall Risk
High
Postcode
2878
Highest high-risk exposure
11% of land (bushfire)

Flood Risk Analysis

Mossgiel, 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 Lachlan River has overflowed its banks in the past, impacting low-lying areas around Mossgiel.

Mossgiel faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. The flat terrain contributes to water pooling.

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.

Mossgiel sits within ClimateNest's suburb-level hazard model for flood risk. 10.3% of the suburb's land area is mapped in high-risk flood zones and 80.1% 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 Mossgiel.

Mossgiel (postcode 2878) 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 (11% of land in high-risk zones), riverine flood (10.3% of land in high-risk zones), extreme wind (5.8% of land in high-risk zones). Exposure is not uniform across Mossgiel — 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 WaterwayLachlan River
Elevation Range50-60m
Flood Zone ClassificationLow-lying areas near the Lachlan River are susceptible to flooding.

Historical Events

2012
Moderate

Heavy rainfall caused the Lachlan River to flood, impacting low-lying areas around Mossgiel.

Adaptation & Mitigation Actions

Develop a community bushfire protection plan

Immediate

Create a plan that includes clearing vegetation around homes, establishing firebreaks, and coordinating with local fire services.

Est. cost: Low

Improve flood management infrastructure

Near-term

Invest in drainage improvements and levees to reduce the risk of flooding in low-lying areas.

Est. cost: Medium

Implement a heatwave early warning system

Immediate

Establish a system to alert residents of impending heatwaves and provide guidance on how to stay safe.

Est. cost: Low

Promote water conservation measures

Long-term

Encourage residents to conserve water through rainwater harvesting, efficient irrigation, and drought-resistant landscaping.

Est. cost: Low

Upgrade building codes for climate resilience

Near-term

Incorporate climate resilience measures into building codes, such as improved insulation, fire-resistant materials, and flood-proofing techniques.

Est. cost: Medium

Council & Emergency Services

Central Darling Shire Council
Emergency Services

Data last updated: 13 April 2026

Explore Mossgiel Risk Reports

Frequently Asked Questions

Is Mossgiel at risk of flooding?

Based on available data, Mossgiel 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 Mossgiel?

Insurance costs for flood cover in Mossgiel 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 Mossgiel?

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

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

ClimateNest's hazard overlay maps 11% of Mossgiel in high-risk zones for bushfire, with a further 77.9% 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 Mossgiel Safe from Climate Risk?

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