๐Ÿ“ฎ Mumbil postcode: 2820

Flood Risk in Mumbil, NSW: 2026 Assessment

Mumbil, New South Walesยท Dubbo Regionalยท 2820
Mumbil faces a moderate risk of flooding, primarily from the Bell River. Increased rainfall intensity could exacerbate this risk.Updated 29 May 2026

Flood Risk Score

6.5/10

Mumbil faces a moderate risk of flooding, primarily from the Bell River. Increased rainfall intensity could exacerbate this risk.

Key Facts

Flood Risk
Mumbil faces a moderate risk of flooding, primarily from the Bell River. Increased rainfall intensity could exacerbate this risk.
Trend
increasing
Suburb
Mumbil, NSW
Overall Risk
Medium
Postcode
2820
Highest high-risk exposure
12% of land (bushfire)

Flood Risk Analysis

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

Mumbil faces a moderate risk of flooding, primarily from the Bell River. 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.

Mumbil sits within ClimateNest's suburb-level hazard model for flood risk. 11.5% of the suburb's land area is mapped in high-risk flood zones and 67.4% 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 Mumbil.

Mumbil (postcode 2820) 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 (12% of land in high-risk zones), riverine flood (11.5% of land in high-risk zones), surface flood (6.3% of land in high-risk zones). Exposure is not uniform across Mumbil 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 WaterwayBell River
Elevation Range280-320m
Flood Zone ClassificationAreas near the Bell River are susceptible to flooding.

Historical Events

2022
Moderate

Heavy rainfall caused the Bell River to flood, impacting low-lying areas in Mumbil.

2010
Moderate

The Bell River flooded, impacting properties near the river.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in flood mitigation infrastructure, such as levees and drainage systems, to protect properties from flooding.

Est. cost: High

Bushfire Preparedness

Near-term

Implement bushfire prevention measures, such as clearing vegetation around properties and developing evacuation plans.

Est. cost: Medium

Heatwave Action Plan

Immediate

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

Est. cost: Low

Community Awareness Programs

Long-term

Conduct community awareness programs to educate residents about climate change risks and adaptation measures.

Est. cost: Low

Council & Emergency Services

Dubbo Regional Council
Emergency Services

Data last updated: 29 May 2026

Explore Mumbil Risk Reports

Frequently Asked Questions

Is Mumbil at risk of flooding?

Based on available data, Mumbil 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 Mumbil?

Insurance costs for flood cover in Mumbil 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 Mumbil?

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

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

ClimateNest's hazard overlay maps 12% of Mumbil in high-risk zones for bushfire, with a further 82.2% 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 Mumbil Safe from Climate Risk?

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