Flood Risk in Goolwa, SA: 2026 Assessment

Goolwa, South Australia· UNKNOWN
Goolwa faces a moderate risk of flooding due to its proximity to the Murray River and coastal areas. Heavy rainfall events can lead to riverine and flash flooding.Updated 2 Apr 2026

Flood Risk Score

6.5/10

Goolwa faces a moderate risk of flooding due to its proximity to the Murray River and coastal areas. Heavy rainfall events can lead to riverine and flash flooding.

Key Facts

Flood Risk
Goolwa faces a moderate risk of flooding due to its proximity to the Murray River and coastal areas. Heavy rainfall events can lead to riverine and flash flooding.
Trend
increasing
Suburb
Goolwa, SA
Overall Risk
Medium
Postcode
5214
Highest high-risk exposure
17.3% of land (bushfire)

Flood Risk Analysis

Goolwa, 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.

Historical flood events have impacted low-lying areas of Goolwa.

Goolwa faces a moderate risk of flooding due to its proximity to the Murray River and coastal areas. Heavy rainfall events can lead to riverine and flash 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.

Goolwa sits within ClimateNest's suburb-level hazard model for flood risk. 3.4% of the suburb's land area is mapped in high-risk flood zones and 85.7% 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 Goolwa.

Goolwa (postcode 5214) 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 (17.3% of land in high-risk zones), surface flood (9.2% of land in high-risk zones), extreme wind (3.9% of land in high-risk zones). Exposure is not uniform across Goolwa — 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 WaterwayMurray River
Elevation Range0-10 meters
Flood Zone ClassificationAreas near the Murray River are designated as flood zones.

Historical Events

2022
Moderate

Heavy rainfall caused localized flooding in Goolwa, affecting some residential areas.

2007
Moderate

Significant flooding occurred along the Murray River, impacting low-lying areas of Goolwa.

Adaptation & Mitigation Actions

Upgrade Flood Defenses

Near-term

Invest in infrastructure to protect low-lying areas from flooding, such as levees, seawalls, and improved drainage systems.

Est. cost: High

Develop a Heat Action Plan

Immediate

Implement a comprehensive plan to protect vulnerable populations during heatwaves, including cooling centers, public awareness campaigns, and early warning systems.

Est. cost: Medium

Strengthen Bushfire Management

Near-term

Enhance bushfire prevention and preparedness measures, such as fuel reduction, community education, and improved firefighting capabilities.

Est. cost: Medium

Implement Coastal Protection Measures

Long-term

Protect coastal areas from erosion and inundation through measures such as beach nourishment, dune stabilization, and managed retreat.

Est. cost: High

Promote Water Conservation

Near-term

Encourage water conservation practices to mitigate the impacts of drought and water scarcity.

Est. cost: Low

Council & Emergency Services

Alexandrina Council
Emergency Services

Data last updated: 2 April 2026

Explore Goolwa Risk Reports

Frequently Asked Questions

Is Goolwa at risk of flooding?

Based on available data, Goolwa 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 Goolwa?

Insurance costs for flood cover in Goolwa 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 Goolwa?

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

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

ClimateNest's hazard overlay maps 17.3% of Goolwa in high-risk zones for bushfire, with a further 64.2% 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 Goolwa Safe from Climate Risk?

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