📮 Cleve postcode: 5640

Flood Risk in Cleve, SA: 2026 Assessment

Cleve, South Australia· Cleve· 5640
Flooding is a potential concern in Cleve, particularly during periods of heavy rainfall. Local drainage systems may be overwhelmed, leading to localised flooding.Updated 1 Apr 2026

Is Cleve Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Cleve, South Australia, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

What A$49 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$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections

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Flood Risk Score

Not assessed

Flooding is a potential concern in Cleve, particularly during periods of heavy rainfall. Local drainage systems may be overwhelmed, leading to localised flooding.

Key Facts

Flood Risk
Flooding is a potential concern in Cleve, particularly during periods of heavy rainfall. Local drainage systems may be overwhelmed, leading to localised flooding.
Trend
stable
Suburb
Cleve, SA
Overall Risk
Medium
Postcode
5640
Region
Regional SA
Median property value
$375,000
Dominant hazard
extreme heat

Flood Risk Analysis

Cleve, located in South Australia, has a location-specific 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.

Localised flooding can occur during periods of heavy rainfall.

Flooding is a potential concern in Cleve, particularly during periods of heavy rainfall. Local drainage systems may be overwhelmed, leading to localised 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.

Cleve located in Regional SA (postcode 5640), is a South Australia suburb tracked by ClimateNest. The suburb's median property value is $375,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Cleve.

Across the six hazard axes ClimateNest models, the dominant climate risk for Cleve in this type is extreme heat. Insurance signals for the suburb point to premiums rising moderately (+25% by 2030). The actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Cleve, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Cleve are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayLocal creeks and drainage systems
Elevation RangeRelatively flat terrain
Flood Zone ClassificationAreas near creeks and drainage lines

Historical Events

2013
Minor

Heavy rainfall caused localised flooding in Cleve, affecting some residential areas.

Adaptation & Mitigation Actions

Develop a community bushfire plan

Immediate

Create a plan to prepare for and respond to bushfires, including evacuation routes and community shelters.

Est. cost: Low

Improve building standards for heat resilience

Near-term

Implement building codes that promote energy efficiency and reduce heat absorption, such as insulation and reflective roofing.

Est. cost: Medium

Upgrade drainage infrastructure

Near-term

Improve drainage systems to reduce the risk of localised flooding during heavy rainfall events.

Est. cost: Medium

Implement a heatwave early warning system

Immediate

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

Est. cost: Low

Promote water conservation

Long-term

Encourage residents to conserve water through education and incentives to ensure water security during droughts.

Est. cost: Low

Council & Emergency Services

Cleve District Council
Emergency Services

Data last updated: 1 April 2026

Explore Cleve Risk Reports

Frequently Asked Questions

Is Cleve at risk of flooding?

Based on available data, Cleve has a location-specific 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 Cleve?

Insurance costs for flood cover in Cleve 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 Cleve?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Cleve 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.

Is Cleve Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Cleve, South Australia, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

What A$49 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$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections