Flood Risk in Kadina, SA: 2026 Assessment

Kadina, South Australia· UNKNOWN
Kadina faces a moderate risk of flooding, primarily from heavy rainfall events and local watercourses exceeding their capacity. Historical data indicates periodic inundation of low-lying areas.Updated 1 Apr 2026

Flood Risk Score

4.0/10

Kadina faces a moderate risk of flooding, primarily from heavy rainfall events and local watercourses exceeding their capacity. Historical data indicates periodic inundation of low-lying areas.

Key Facts

Flood Risk
Kadina faces a moderate risk of flooding, primarily from heavy rainfall events and local watercourses exceeding their capacity. Historical data indicates periodic inundation of low-lying areas.
Trend
stable
Suburb
Kadina, SA
Overall Risk
Medium
Postcode
5554
Highest high-risk exposure
12.4% of land (bushfire)

Flood Risk Analysis

Kadina, 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 primarily affected areas adjacent to the Broughton River and low-lying regions with poor drainage.

Kadina faces a moderate risk of flooding, primarily from heavy rainfall events and local watercourses exceeding their capacity. Historical data indicates periodic inundation of 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.

Kadina sits within ClimateNest's suburb-level hazard model for flood risk. 3.7% of the suburb's land area is mapped in high-risk flood zones and 75.3% 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 Kadina.

Kadina (postcode 5554) 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 (12.4% of land in high-risk zones), surface flood (10.4% of land in high-risk zones), extreme wind (4.6% of land in high-risk zones). Exposure is not uniform across Kadina — 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 WaterwayBroughton River
Elevation Range20-40m
Flood Zone ClassificationLow-lying areas near Broughton River

Historical Events

2010
Moderate

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

Adaptation & Mitigation Actions

Improve Urban Cooling

Near-term

Implement strategies to reduce the urban heat island effect, such as planting trees and using reflective building materials.

Est. cost: Medium

Upgrade Drainage Infrastructure

Near-term

Invest in upgrading drainage infrastructure to manage increased rainfall and reduce flood risk.

Est. cost: High

Develop Heatwave Emergency Plan

Immediate

Create a comprehensive heatwave emergency plan to protect vulnerable populations during extreme heat events.

Est. cost: Low

Promote Water Conservation

Long-term

Encourage water conservation measures to address water scarcity and reduce the strain on local resources.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 1 April 2026

Explore Kadina Risk Reports

Frequently Asked Questions

Is Kadina at risk of flooding?

Based on available data, Kadina 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 Kadina?

Insurance costs for flood cover in Kadina 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 Kadina?

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

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

ClimateNest's hazard overlay maps 12.4% of Kadina in high-risk zones for bushfire, with a further 63.4% 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 Kadina Safe from Climate Risk?

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