Flood Risk in Nattai, NSW: 2026 Assessment

Nattai, New South Wales· Wingecarribee
Nattai faces a moderate risk of flooding due to its proximity to the Nattai River and surrounding waterways. Climate change is expected to increase rainfall intensity, potentially leading to more frequent and severe flood events.Updated 30 May 2026

Flood Risk Score

6.5/10

Nattai faces a moderate risk of flooding due to its proximity to the Nattai River and surrounding waterways. Climate change is expected to increase rainfall intensity, potentially leading to more frequent and severe flood events.

Key Facts

Flood Risk
Nattai faces a moderate risk of flooding due to its proximity to the Nattai River and surrounding waterways. Climate change is expected to increase rainfall intensity, potentially leading to more frequent and severe flood events.
Trend
increasing
Suburb
Nattai, NSW
Overall Risk
Medium
Postcode
2570
Highest high-risk exposure
22.9% of land (bushfire)

Flood Risk Analysis

Nattai, 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 data indicates that the Nattai River has a history of flooding, particularly after periods of heavy rainfall.

Nattai faces a moderate risk of flooding due to its proximity to the Nattai River and surrounding waterways. Climate change is expected to increase rainfall intensity, potentially leading to more frequent and severe 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.

Nattai sits within ClimateNest's suburb-level hazard model for flood risk. 11.4% of the suburb's land area is mapped in high-risk flood zones and 72% 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 Nattai.

Nattai (postcode 2570) 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 (22.9% of land in high-risk zones), riverine flood (11.4% of land in high-risk zones), surface flood (7.7% of land in high-risk zones). Exposure is not uniform across Nattai — 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 WaterwayNattai River
Elevation Range400-500m
Flood Zone ClassificationAreas near the Nattai River are designated as flood zones.

Historical Events

2016
Moderate

Heavy rainfall caused the Nattai River to flood, impacting low-lying areas and disrupting transportation.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risks, such as levees, drainage improvements, and flood-resistant building designs.

Est. cost: High

Enhance Bushfire Preparedness

Immediate

Implement bushfire management strategies, including controlled burns, vegetation clearing, and community education programs.

Est. cost: Medium

Develop Heatwave Response Plan

Near-term

Create a plan to protect vulnerable populations during heatwaves, including cooling centers, public awareness campaigns, and early warning systems.

Est. cost: Low

Promote Water Conservation

Long-term

Encourage water conservation measures to reduce the strain on water resources during periods of drought and heat.

Est. cost: Low

Council & Emergency Services

Wingecarribee Shire Council
Emergency Services

Data last updated: 30 May 2026

Explore Nattai Risk Reports

Frequently Asked Questions

Is Nattai at risk of flooding?

Based on available data, Nattai 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 Nattai?

Insurance costs for flood cover in Nattai 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 Nattai?

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

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

ClimateNest's hazard overlay maps 22.9% of Nattai in high-risk zones for bushfire, with a further 58.5% 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 Nattai Safe from Climate Risk?

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