Flood Risk in Tianjara, NSW: 2026 Assessment

Tianjara, New South Wales· UNKNOWN
Tianjara faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Low-lying areas are particularly vulnerable.Updated 25 May 2026

Flood Risk Score

4.0/10

Tianjara faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Low-lying areas are particularly vulnerable.

Key Facts

Flood Risk
Tianjara faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Low-lying areas are particularly vulnerable.
Trend
increasing
Suburb
Tianjara, NSW
Overall Risk
Medium
Postcode
2622
Highest high-risk exposure
20.4% of land (bushfire)

Flood Risk Analysis

Tianjara, 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 localized flooding during extreme rainfall events.

Tianjara faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. Low-lying areas are particularly vulnerable.

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.

Tianjara sits within ClimateNest's suburb-level hazard model for flood risk. 8.9% of the suburb's land area is mapped in high-risk flood zones and 81.1% 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 Tianjara.

Tianjara (postcode 2622) 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 (20.4% of land in high-risk zones), riverine flood (8.9% of land in high-risk zones), extreme wind (5.8% of land in high-risk zones). Exposure is not uniform across Tianjara — 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 Range200-300m
Flood Zone ClassificationLow to Moderate

Historical Events

2017
Moderate

Heavy rainfall caused localized flooding in low-lying areas of Tianjara, disrupting traffic and damaging some properties.

Adaptation & Mitigation Actions

Improve Bushfire Preparedness

Immediate

Implement measures to reduce fuel loads around properties, such as clearing vegetation and maintaining firebreaks. Develop and practice a bushfire survival plan.

Est. cost: Low

Enhance Flood Resilience

Near-term

Elevate homes in flood-prone areas, install flood barriers, and improve drainage systems. Monitor flood warnings and be prepared to evacuate if necessary.

Est. cost: Medium

Reduce Heat Exposure

Immediate

Install air conditioning or fans, improve insulation, and plant trees to provide shade. Stay hydrated and avoid strenuous activity during heatwaves. Check on vulnerable neighbors and family members.

Est. cost: Low

Upgrade Infrastructure

Long-term

Invest in upgrading infrastructure to withstand extreme weather events, including strengthening power grids, improving water management systems, and building more resilient roads and bridges.

Est. cost: High

Council & Emergency Services

Shoalhaven City Council
Emergency Services

Data last updated: 25 May 2026

Explore Tianjara Risk Reports

Frequently Asked Questions

Is Tianjara at risk of flooding?

Based on available data, Tianjara 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 Tianjara?

Insurance costs for flood cover in Tianjara 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 Tianjara?

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

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

ClimateNest's hazard overlay maps 20.4% of Tianjara in high-risk zones for bushfire, with a further 64.4% 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 Tianjara Safe from Climate Risk?

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