Flood Risk in Manly, SA: 2026 Assessment
Flood Risk Score
4.0/10Flooding may occur due to heavy rainfall and proximity to waterways. Climate change is expected to increase the intensity of rainfall events.
Key Facts
- Flood Risk
- Flooding may occur due to heavy rainfall and proximity to waterways. Climate change is expected to increase the intensity of rainfall events.
- Trend
- increasing
- Suburb
- Manly, SA
- Overall Risk
- Medium
Flood Risk Analysis
Manly, 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.
Low-lying areas near the coast are most vulnerable to flooding.
Flooding may occur due to heavy rainfall and proximity to waterways. Climate change is expected to increase the intensity of rainfall events.
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.
Local Hazard Evidence
Historical Events
Heavy rainfall caused localized flooding in low-lying areas.
Adaptation & Mitigation Actions
Coastal Protection Measures
ImmediateImplement coastal protection measures such as seawalls and beach nourishment to reduce erosion and inundation risks.
Est. cost: High
Heatwave Preparedness Plan
Near-termDevelop and implement a heatwave preparedness plan to protect vulnerable populations during extreme heat events.
Est. cost: Medium
Bushfire Risk Mitigation
Near-termImplement bushfire risk mitigation measures such as vegetation management and fire breaks to reduce the risk of bushfires.
Est. cost: Medium
Flood Management Infrastructure
Long-termInvest in flood management infrastructure such as improved drainage systems and flood barriers to reduce the risk of flooding.
Est. cost: High
Council & Emergency Services
Explore Manly Risk Reports
Frequently Asked Questions
Is Manly at risk of flooding?
Based on available data, Manly 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 Manly?
Insurance costs for flood cover in Manly 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 Manly?
Yes, flood risk can affect property values in Manly. 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 Manly?
Elevation is a critical factor in flood risk. Properties at higher elevations within Manly 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 Manly Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Manly, South Australia, covering flood, bushfire, sea level rise and more.
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*Industry sources: ICA, APRA, RBA
Full report from A$69 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections