Flood Risk in Tharwa, ACT: 2026 Assessment
Flood Risk Score
6.5/10Tharwa faces a moderate risk of flooding due to its proximity to the Murrumbidgee River. Riverine flooding can occur after periods of heavy rainfall.
Key Facts
- Flood Risk
- Tharwa faces a moderate risk of flooding due to its proximity to the Murrumbidgee River. Riverine flooding can occur after periods of heavy rainfall.
- Trend
- increasing
- Suburb
- Tharwa, ACT
- Overall Risk
- Medium
- Postcode
- 2620
- Region
- Regional
- Median property value
- $500,000
- Dominant hazard
- extreme heat (5/10)
- Highest high-risk exposure
- 8.2% of land (bushfire)
Flood Risk Analysis
Tharwa, located in Australian Capital Territory, 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 Australian Capital Territory.
The Murrumbidgee River has a history of flooding in the Tharwa area. Recent upgrades to flood monitoring systems will help.
Tharwa faces a moderate risk of flooding due to its proximity to the Murrumbidgee River. Riverine flooding can occur after periods of heavy rainfall.
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.
Tharwa sits within ClimateNest's suburb-level hazard model for flood risk. 3.6% of the suburb's land area is mapped in high-risk flood zones and 73.6% 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 Tharwa.
On ClimateNest's 0–10 suburb hazard index, Tharwa scores 3 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Tharwa can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.
Tharwa located in Regional (postcode 2620), is an Australian Capital Territory suburb tracked by ClimateNest. The suburb's median property value is $500,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Tharwa.
Across the six hazard axes ClimateNest models, the dominant climate risk in Tharwa is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+25% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.
Whether you are buying, selling or renovating in Tharwa, 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 Tharwa are increasingly made with an address-level climate report in hand.
Local Hazard Evidence
Historical Events
The Murrumbidgee River flooded, impacting low-lying areas in and around Tharwa.
Adaptation & Mitigation Actions
Develop a Bushfire Survival Plan
ImmediateCreate a detailed plan for evacuating your property in the event of a bushfire. Practice the plan regularly with your family.
Est. cost: Low
Maintain Firebreaks
Near-termClear vegetation around your property to create firebreaks. This will help to slow the spread of bushfires.
Est. cost: Low
Invest in Flood Protection Measures
Long-termConsider installing flood barriers or raising the foundation of your home to protect it from flooding.
Est. cost: High
Improve Home Cooling
Near-termInstall air conditioning or fans to help keep your home cool during heatwaves. Plant trees to provide shade.
Est. cost: Medium
Council & Emergency Services
Explore Tharwa Risk Reports
View other climate risk assessments for Tharwa:
Frequently Asked Questions
Is Tharwa at risk of flooding?
Based on available data, Tharwa 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 Tharwa?
Insurance costs for flood cover in Tharwa 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 Tharwa?
Yes, flood risk can affect property values in Tharwa. 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 Tharwa?
Elevation is a critical factor in flood risk. Properties at higher elevations within Tharwa 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 are the main climate risks in Tharwa?
ClimateNest's suburb model rates Tharwa's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (4/10) and severe storm (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Tharwa.
What share of Tharwa is exposed to high bushfire risk?
ClimateNest's hazard overlay maps 8.2% of Tharwa in high-risk zones for bushfire, with a further 81.1% 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 Tharwa Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Tharwa, Australian Capital Territory, 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