๐Ÿ“ฎ Parraweena postcode: 2232

Flood Risk in Parraweena, TAS: 2026 Assessment

Parraweena, Tasmaniaยท Sutherland Shireยท 2232
Parraweena faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding.Updated 22 May 2026

Flood Risk Score

6.5/10

Parraweena faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding.

Key Facts

Flood Risk
Parraweena faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding.
Trend
increasing
Suburb
Parraweena, TAS
Overall Risk
Medium
Postcode
7321
Highest high-risk exposure
7.6% of land (riverine flood)

Flood Risk Analysis

Parraweena, located in Tasmania, 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 Tasmania.

Historical flood data indicates that properties close to the Port Hacking estuary are at higher risk.

Parraweena faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Intense rainfall events can lead to flash flooding.

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.

Parraweena sits within ClimateNest's suburb-level hazard model for flood risk. 7.6% of the suburb's land area is mapped in high-risk flood zones and 68.8% 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 Parraweena.

Parraweena (postcode 7321) 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 riverine flood (7.6% of land in high-risk zones), bushfire (6.6% of land in high-risk zones), surface flood (6.4% of land in high-risk zones). Exposure is not uniform across Parraweena โ€” 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 WaterwayPort Hacking
Elevation Range5-30 meters
Flood Zone ClassificationAreas near Port Hacking are susceptible to flooding.

Historical Events

1998
Moderate

Major flooding event impacted low-lying areas around Port Hacking, causing property damage and road closures.

Adaptation & Mitigation Actions

Improve drainage infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce the risk of flash flooding.

Est. cost: Medium

Bushfire preparedness

Immediate

Implement bushfire mitigation measures, such as vegetation management and community education programs.

Est. cost: Low

Heatwave action plan

Near-term

Develop a heatwave action plan to protect vulnerable populations during extreme heat events.

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

Community awareness programs

Near-term

Educate residents about climate risks and adaptation strategies.

Est. cost: Low

Council & Emergency Services

Sutherland Shire Council
Emergency Services

Data last updated: 22 May 2026

Explore Parraweena Risk Reports

Frequently Asked Questions

Is Parraweena at risk of flooding?

Based on available data, Parraweena has a notable flood risk profile. Flood risk varies by address โ€” check your specific property for precise flood zone mapping and elevation data with ClimateNest.

What flood insurance costs can I expect in Parraweena?

Insurance costs for flood cover in Parraweena 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 Parraweena?

Yes, flood risk can affect property values in Parraweena. 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 Parraweena?

Elevation is a critical factor in flood risk. Properties at higher elevations within Parraweena 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 Parraweena is exposed to high riverine flood risk?

ClimateNest's hazard overlay maps 7.6% of Parraweena in high-risk zones for riverine flood, with a further 68.8% in moderate-risk zones. Suburb-level exposure is not uniform โ€” individual properties can differ from these averages, so an address-level check is recommended.

Is Parraweena Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Parraweena, Tasmania, 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 ยท Australian addresses only ยท 8 hazard scores ยท Insurance trajectory ยท 2030 & 2050 projections