What the mapping shows for Oonoonba
Part of Oonoonba is mapped as subject to coastal inundation.
47.5% of Oonoonba is mapped as part of the Queensland coastal management district (coastal management district declared under the Coastal Management Act 2016)
Queensland Coastal Management District, State of Queensland (Department of Environment, Tourism, Science and Innovation), Creative Commons Attribution 4.0, retrieved 2026-10-23
This is a share of the suburb's land area from a published state dataset, not an assessment of any property. A ClimateNest report scores the individual address across eight hazards, with insurance and value projections to 2050.
Check an address in Oonoonba →Flood Risk in Oonoonba, QLD: 2026 Assessment
47.5% of Oonoonba is mapped as part of the Queensland coastal management district (coastal management district declared under the Coastal Management Act 2016)
That figure covers the suburb. Check whether your address is inside it - address-level, sourced, A$49.
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Flood Risk Score
Not assessedOonoonba is located near Ross River and coastal areas, making it susceptible to flooding from heavy rainfall and storm surges. Climate change is expected to increase the intensity of rainfall events and sea levels, exacerbating flood risk.
Key Facts
- Flood Risk
- Oonoonba is located near Ross River and coastal areas, making it susceptible to flooding from heavy rainfall and storm surges. Climate change is expected to increase the intensity of rainfall events and sea levels, exacerbating flood risk.
- Trend
- increasing
- Suburb
- Oonoonba, QLD
- Overall Risk
- Medium
- Postcode
- 4811
Flood Risk Analysis
Oonoonba, located in Queensland, 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 Queensland.
Some areas of Oonoonba are designated flood zones and may be subject to specific building regulations.
Oonoonba is located near Ross River and coastal areas, making it susceptible to flooding from heavy rainfall and storm surges. Climate change is expected to increase the intensity of rainfall events and sea levels, exacerbating flood risk.
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 Oonoonba. An address-level check is what tells you about a specific property before you buy, sell or insure it.
Local Hazard Evidence
Historical Events
The Townsville floods of 2019 caused widespread damage in Oonoonba and surrounding areas.
Widespread flooding across Queensland impacted Townsville and surrounding suburbs.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in infrastructure to protect against flooding, such as levees and improved drainage systems.
Est. cost: High
Develop a Heat Action Plan
ImmediateImplement a plan to protect vulnerable residents during heatwaves, including cooling centers and public awareness campaigns.
Est. cost: Medium
Strengthen Coastal Defenses
Long-termImplement measures to protect against coastal erosion and sea level rise, such as seawalls and beach nourishment.
Est. cost: Very High
Enhance Bushfire Preparedness
Near-termClear vegetation around properties and develop evacuation plans to reduce bushfire risk.
Est. cost: Low
Council & Emergency Services
Explore Oonoonba Risk Reports
View other climate risk assessments for Oonoonba:
Frequently Asked Questions
Is Oonoonba at risk of flooding?
Based on available data, Oonoonba 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 Oonoonba?
Insurance costs for flood cover in Oonoonba 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 Oonoonba?
Yes, flood risk can affect property values in Oonoonba. 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 Oonoonba?
Elevation is a critical factor in flood risk. Properties at higher elevations within Oonoonba 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 Oonoonba Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Oonoonba, Queensland, covering flood, bushfire, sea level rise and more.
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*Industry sources: ICA, APRA, RBA
Full report from A$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections