๐Ÿ“ฎ Nowra postcode: 2541

Flood Risk in Nowra, NSW: 2026 Assessment

Nowra, New South Walesยท Shoalhavenยท 2541
Nowra is highly susceptible to flooding due to its location on the Shoalhaven River floodplain. Increased rainfall intensity and rising sea levels are expected to exacerbate flood risk.Updated 1 Apr 2026

Flood Risk Score

8.5/10

Nowra is highly susceptible to flooding due to its location on the Shoalhaven River floodplain. Increased rainfall intensity and rising sea levels are expected to exacerbate flood risk.

Key Facts

Flood Risk
Nowra is highly susceptible to flooding due to its location on the Shoalhaven River floodplain. Increased rainfall intensity and rising sea levels are expected to exacerbate flood risk.
Trend
increasing
Suburb
Nowra, NSW
Overall Risk
High
Postcode
2541
Highest high-risk exposure
15.4% of land (bushfire)

Flood Risk Analysis

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 caused significant damage to property and infrastructure in Nowra. The Shoalhaven River's wide floodplain contributes to the high flood risk.

Nowra is highly susceptible to flooding due to its location on the Shoalhaven River floodplain. Increased rainfall intensity and rising sea levels are expected to exacerbate 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.

Nowra 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 72.2% 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 Nowra.

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 bushfire (15.4% of land in high-risk zones), surface flood (8.8% of land in high-risk zones), riverine flood (3.6% of land in high-risk zones). Exposure is not uniform across 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 ClassificationSignificant portions of Nowra are within the 1 in 100 year flood zone.

Historical Events

2020
Moderate

Significant flooding occurred along the Shoalhaven River, impacting Nowra.

1954
Major

A major flood event caused widespread damage in Nowra, inundating homes and businesses.

Adaptation & Mitigation Actions

Upgrade Flood Defenses

Immediate

Invest in flood levees and drainage systems to protect properties from inundation.

Est. cost: High

Implement Bushfire Management Plans

Immediate

Develop and implement bushfire management plans for residential areas, including vegetation clearing and fire breaks.

Est. cost: Medium

Improve Building Resilience

Near-term

Promote building designs that are more resilient to extreme weather events, such as elevated foundations and fire-resistant materials.

Est. cost: Medium

Enhance Community Awareness

Near-term

Conduct community education programs to raise awareness of climate risks and promote preparedness measures.

Est. cost: Low

Develop Coastal Management Strategy

Long-term

Create a comprehensive coastal management strategy to address sea level rise and coastal erosion.

Est. cost: High

Council & Emergency Services

Shoalhaven City Council
Emergency Services

Data last updated: 1 April 2026

Explore Nowra Risk Reports

Frequently Asked Questions

Is Nowra at risk of flooding?

Based on available data, 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 Nowra?

Insurance costs for flood cover in 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 Nowra?

Yes, flood risk can affect property values in 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 Nowra?

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

ClimateNest's hazard overlay maps 15.4% of Nowra in high-risk zones for bushfire, with a further 76.2% 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 Nowra Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Nowra, New South Wales, covering flood, bushfire, sea level rise and more.

Free instant previewCSIRO-powered data

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