๐Ÿ“ฎ Narwee postcode: 2209

Flood Risk in Narwee, NSW: 2026 Assessment

Narwee, New South Walesยท UNKNOWNยท 2209
Narwee faces a moderate risk of flooding due to its proximity to local waterways and relatively flat terrain. Climate change is expected to increase rainfall intensity, potentially worsening flood events.Updated 3 May 2026

Flood Risk Score

6.0/10

Narwee faces a moderate risk of flooding due to its proximity to local waterways and relatively flat terrain. Climate change is expected to increase rainfall intensity, potentially worsening flood events.

Key Facts

Flood Risk
Narwee faces a moderate risk of flooding due to its proximity to local waterways and relatively flat terrain. Climate change is expected to increase rainfall intensity, potentially worsening flood events.
Trend
increasing
Suburb
Narwee, NSW
Overall Risk
Medium
Postcode
2209
Highest high-risk exposure
18.2% of land (bushfire)

Flood Risk Analysis

Narwee, located in New South Wales, 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 New South Wales.

Some areas of Narwee are prone to flash flooding during heavy rainfall events.

Narwee faces a moderate risk of flooding due to its proximity to local waterways and relatively flat terrain. Climate change is expected to increase rainfall intensity, potentially worsening flood 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.

Narwee sits within ClimateNest's suburb-level hazard model for flood risk. 11.7% of the suburb's land area is mapped in high-risk flood zones and 81.9% 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 Narwee.

Narwee (postcode 2209) 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 bushfire (18.2% of land in high-risk zones), riverine flood (11.7% of land in high-risk zones), surface flood (7.9% of land in high-risk zones). Exposure is not uniform across Narwee 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 WaterwayWolli Creek
Elevation Range10-20 meters
Flood Zone ClassificationPartially within a 100-year flood zone

Historical Events

2022
Moderate

Heavy rainfall caused flash flooding in parts of Narwee, affecting some residential areas.

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: High

Implement Urban Greening Initiatives

Near-term

Increase tree canopy cover and create green spaces to reduce the urban heat island effect and provide shade.

Est. cost: Medium

Develop a Heatwave Management Plan

Immediate

Establish a plan to protect vulnerable populations during heatwaves, including cooling centers and community outreach programs.

Est. cost: Low

Raise Community Awareness

Near-term

Educate residents about climate risks and preparedness measures, including flood safety and heatwave precautions.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 3 May 2026

Explore Narwee Risk Reports

Frequently Asked Questions

Is Narwee at risk of flooding?

Based on available data, Narwee 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 Narwee?

Insurance costs for flood cover in Narwee 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 Narwee?

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

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

ClimateNest's hazard overlay maps 18.2% of Narwee in high-risk zones for bushfire, with a further 67.5% 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 Narwee Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Narwee, New South Wales, 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