Flood Risk in Mount Pleasant, NSW: 2026 Assessment

Mount Pleasant, New South Wales· Wollongong

Mount Pleasant faces a moderate risk of flooding due to its proximity to waterways and potential for heavy rainfall. Climate change is expected to increase the intensity of rainfall events, exacerbating flood risk.Updated 30 May 2026

Is Mount Pleasant Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Mount Pleasant, New South Wales, covering flood, bushfire, sea level rise and more.

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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

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Flood Risk Score

Not assessed

Key Facts

Flood Risk: Mount Pleasant faces a moderate risk of flooding due to its proximity to waterways and potential for heavy rainfall. Climate change is expected to increase the intensity of rainfall events, exacerbating flood risk.
Trend: increasing
Suburb: Mount Pleasant, NSW
Overall Risk: Medium
Postcode: 2519

Flood Risk Analysis

Mount Pleasant, located in New South Wales, 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 New South Wales.

Historical flood data indicates that properties near Allans Creek have experienced flooding in the past.

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.

ClimateNest assesses hazards at the address rather than the suburb, because exposure varies street by street within Mount Pleasant. An address-level check is what tells you about a specific property before you buy, sell or insure it.

Local Hazard Evidence

Nearest WaterwayAllans Creek

Elevation Range20-80 meters

Flood Zone ClassificationAreas near Allans Creek are susceptible to flooding.

Historical Events

2011

Moderate

Major flooding event in the Illawarra region caused significant damage to property and infrastructure.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce flood risk.

Est. cost: Medium

Bushfire Risk Mitigation

Near-term

Implement bushfire risk reduction measures, such as vegetation management and fire breaks.

Est. cost: Medium

Heatwave Preparedness Plan

Immediate

Develop and implement a heatwave preparedness plan to protect vulnerable residents.

Est. cost: Low

Coastal Protection Measures

Long-term

Implement coastal protection measures to mitigate the impacts of sea level rise and storm surges.

Est. cost: High

Council & Emergency Services

Wollongong City Council

Emergency Services

Data last updated: 30 May 2026

Explore Mount Pleasant Risk Reports

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Frequently Asked Questions

Is Mount Pleasant at risk of flooding?

Based on available data, Mount Pleasant 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 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.