Flood Risk in Mount Pleasant, SA: 2026 Assessment

Mount Pleasant, South Australia· UNKNOWN
Mount Pleasant faces a moderate risk of flooding, primarily from heavy rainfall events and the potential for riverine flooding. The risk is influenced by the topography and proximity to waterways.Updated 1 Apr 2026

Flood Risk Score

4.5/10

Mount Pleasant faces a moderate risk of flooding, primarily from heavy rainfall events and the potential for riverine flooding. The risk is influenced by the topography and proximity to waterways.

Key Facts

Flood Risk
Mount Pleasant faces a moderate risk of flooding, primarily from heavy rainfall events and the potential for riverine flooding. The risk is influenced by the topography and proximity to waterways.
Trend
increasing
Suburb
Mount Pleasant, SA
Overall Risk
Medium
Postcode
5235
Highest high-risk exposure
9% of land (bushfire)

Flood Risk Analysis

Mount Pleasant, 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 data indicates localized flooding during periods of intense rainfall. Council is actively monitoring flood risks and implementing mitigation measures.

Mount Pleasant faces a moderate risk of flooding, primarily from heavy rainfall events and the potential for riverine flooding. The risk is influenced by the topography and proximity to waterways.

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.

Mount Pleasant sits within ClimateNest's suburb-level hazard model for flood risk. 2.7% of the suburb's land area is mapped in high-risk flood zones and 91.7% 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 Mount Pleasant.

Mount Pleasant (postcode 5235) 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 (9% of land in high-risk zones), surface flood (6.7% of land in high-risk zones), extreme wind (4.1% of land in high-risk zones). Exposure is not uniform across Mount Pleasant — 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 WaterwayTorrens River
Elevation Range380-420m
Flood Zone ClassificationLow to Moderate

Adaptation & Mitigation Actions

Improve Bushfire Preparedness

Immediate

Implement property protection measures, such as clearing vegetation and installing fire-resistant materials. Develop and practice evacuation plans.

Est. cost: Low to Medium

Enhance Heatwave Resilience

Near-term

Establish cooling centers, promote water conservation, and educate residents on heat safety measures.

Est. cost: Low

Upgrade Flood Defenses

Near-term

Improve stormwater drainage systems, construct flood barriers, and implement floodplain management strategies.

Est. cost: Medium to High

Community Awareness Programs

Long-term

Conduct workshops and distribute information on climate risks and adaptation strategies to increase community resilience.

Est. cost: Low

Council & Emergency Services

Adelaide Hills Council
Emergency Services

Data last updated: 1 April 2026

Explore Mount Pleasant Risk Reports

Frequently Asked Questions

Is Mount Pleasant at risk of flooding?

Based on available data, Mount Pleasant 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 Mount Pleasant?

Insurance costs for flood cover in Mount Pleasant 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 Mount Pleasant?

Yes, flood risk can affect property values in Mount Pleasant. 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 Mount Pleasant?

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

ClimateNest's hazard overlay maps 9% of Mount Pleasant in high-risk zones for bushfire, with a further 61.3% 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 Mount Pleasant Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Mount Pleasant, 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