๐Ÿ“ฎ North Nowra postcode: 2541

Flood Risk in North Nowra, NSW: 2026 Assessment

North Nowra, New South Walesยท Shoalhavenยท 2541
North Nowra faces a moderate risk of flooding due to its proximity to the Shoalhaven River and low-lying areas. Increased rainfall intensity could exacerbate this risk.Updated 25 May 2026

Flood Risk Score

6.5/10

North Nowra faces a moderate risk of flooding due to its proximity to the Shoalhaven River and low-lying areas. Increased rainfall intensity could exacerbate this risk.

Key Facts

Flood Risk
North Nowra faces a moderate risk of flooding due to its proximity to the Shoalhaven River and low-lying areas. Increased rainfall intensity could exacerbate this risk.
Trend
increasing
Suburb
North Nowra, NSW
Overall Risk
Medium
Postcode
2541
Highest high-risk exposure
11.2% of land (surface flood)

Flood Risk Analysis

North Nowra, 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.

Historical flood events have impacted properties along the riverbanks.

North Nowra faces a moderate risk of flooding due to its proximity to the Shoalhaven River and low-lying areas. Increased rainfall intensity could exacerbate this 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.

North Nowra sits within ClimateNest's suburb-level hazard model for flood risk. 5.7% of the suburb's land area is mapped in high-risk flood zones and 76.6% 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 North Nowra.

North Nowra (postcode 2541) 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 surface flood (11.2% of land in high-risk zones), bushfire (7.4% of land in high-risk zones), riverine flood (5.7% of land in high-risk zones). Exposure is not uniform across North Nowra 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 WaterwayShoalhaven River
Elevation Range5-20 meters
Flood Zone ClassificationAreas near the Shoalhaven River are designated as flood zones.

Historical Events

2020
Moderate

Heavy rainfall caused flooding in the Shoalhaven River, impacting North Nowra.

2016
Moderate

The Shoalhaven River flooded, affecting low-lying areas in North Nowra.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to protect properties from flooding, such as levees and improved drainage systems.

Est. cost: High

Bushfire Mitigation

Immediate

Implement bushfire mitigation measures, such as clearing vegetation around properties and creating firebreaks.

Est. cost: Medium

Heatwave Preparedness

Near-term

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

Est. cost: Low

Coastal Management

Long-term

Implement coastal management strategies to address sea level rise and erosion, such as beach nourishment and dune stabilization.

Est. cost: High

Community Education

Near-term

Raise community awareness about climate risks and adaptation measures through workshops and educational materials.

Est. cost: Low

Council & Emergency Services

Shoalhaven City Council
Emergency Services

Data last updated: 25 May 2026

Explore North Nowra Risk Reports

Frequently Asked Questions

Is North Nowra at risk of flooding?

Based on available data, North Nowra 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 North Nowra?

Insurance costs for flood cover in North Nowra 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 North Nowra?

Yes, flood risk can affect property values in North Nowra. 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 North Nowra?

Elevation is a critical factor in flood risk. Properties at higher elevations within North Nowra 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 North Nowra is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 11.2% of North Nowra in high-risk zones for surface flood, with a further 78.4% 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 North Nowra Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for North Nowra, 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