Flood Risk in Nurragi, SA: 2026 Assessment

Nurragi, South Australia· UNKNOWN
Nurragi faces a moderate risk of flooding, primarily from heavy rainfall events. Local waterways can overflow, impacting low-lying areas.Updated 2 Apr 2026

Flood Risk Score

4.0/10

Nurragi faces a moderate risk of flooding, primarily from heavy rainfall events. Local waterways can overflow, impacting low-lying areas.

Key Facts

Flood Risk
Nurragi faces a moderate risk of flooding, primarily from heavy rainfall events. Local waterways can overflow, impacting low-lying areas.
Trend
increasing
Suburb
Nurragi, SA
Overall Risk
Medium
Postcode
5256
Highest high-risk exposure
13.9% of land (bushfire)

Flood Risk Analysis

Nurragi, located in South Australia, 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 South Australia.

Check local council for specific flood mapping.

Nurragi faces a moderate risk of flooding, primarily from heavy rainfall events. Local waterways can overflow, impacting low-lying areas.

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.

Nurragi sits within ClimateNest's suburb-level hazard model for flood risk. 3.2% of the suburb's land area is mapped in high-risk flood zones and 69.7% 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 Nurragi.

Nurragi (postcode 5256) 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 (13.9% of land in high-risk zones), surface flood (10.7% of land in high-risk zones), riverine flood (3.2% of land in high-risk zones). Exposure is not uniform across Nurragi — 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 WaterwayLocal creeks and drainage systems
Elevation RangeRelatively flat
Flood Zone ClassificationAreas near waterways

Historical Events

2023
Minor

Localized flooding occurred after a period of heavy rainfall.

2016
Moderate

Heavy rainfall caused flooding in low-lying areas, disrupting transport and damaging property.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Upgrade drainage infrastructure and implement flood management strategies to reduce the impact of flooding.

Est. cost: Medium

Bushfire Preparedness

Immediate

Implement bushfire prevention measures, such as vegetation management and community education programs.

Est. cost: Low

Heatwave Action Plan

Near-term

Develop and implement a heatwave action plan to protect vulnerable residents during extreme heat events.

Est. cost: Low

Water Conservation

Long-term

Promote water conservation measures to ensure water security during periods of drought and heat.

Est. cost: Low

Community Resilience Programs

Long-term

Establish community-based programs to enhance resilience and preparedness for climate-related disasters.

Est. cost: Medium

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 2 April 2026

Explore Nurragi Risk Reports

Frequently Asked Questions

Is Nurragi at risk of flooding?

Based on available data, Nurragi 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 Nurragi?

Insurance costs for flood cover in Nurragi 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 Nurragi?

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

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

ClimateNest's hazard overlay maps 13.9% of Nurragi in high-risk zones for bushfire, with a further 59.4% 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 Nurragi Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Nurragi, South Australia, 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