Flood Risk in Backwater, NSW: 2026 Assessment

Backwater, New South Wales· UNKNOWN
Backwater faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.Updated 10 May 2026

Flood Risk Score

6.0/10

Backwater faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

Key Facts

Flood Risk
Backwater faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
Trend
increasing
Suburb
Backwater, NSW
Overall Risk
Medium
Postcode
2365
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
12.1% of land (bushfire)

Flood Risk Analysis

Backwater, 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.

The area has experienced minor flooding in the past, but climate change is expected to increase the frequency and severity of these events.

Backwater faces a moderate risk of flooding due to its proximity to waterways and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating 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.

Backwater sits within ClimateNest's suburb-level hazard model for flood risk. 3.8% of the suburb's land area is mapped in high-risk flood zones and 77.8% 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 Backwater.

On ClimateNest's 0–10 suburb hazard index, Backwater scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Backwater can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Backwater located in Coastal NSW (postcode 2365), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $925,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Backwater.

Across the six hazard axes ClimateNest models, the dominant climate risk in Backwater is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Backwater, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Backwater are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayLocal Creek
Elevation Range50-70m
Flood Zone ClassificationModerate

Historical Events

2022
Major

Significant flooding event impacted Backwater, causing widespread damage and displacement of residents.

2011
Moderate

Heavy rainfall caused flooding in low-lying areas of Backwater, affecting several homes and businesses.

Adaptation & Mitigation Actions

Improve Drainage Infrastructure

Near-term

Upgrade drainage systems to handle increased rainfall intensity and reduce the risk of flooding.

Est. cost: High

Develop a Heatwave Management Plan

Immediate

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

Est. cost: Medium

Reduce Bushfire Fuel Load

Near-term

Implement vegetation management programs to reduce the risk of bushfires.

Est. cost: Medium

Raise Community Awareness

Long-term

Educate residents about climate risks and preparedness measures through workshops and online resources.

Est. cost: Low

Council & Emergency Services

UNKNOWN
Emergency Services

Data last updated: 10 May 2026

Explore Backwater Risk Reports

Frequently Asked Questions

Is Backwater at risk of flooding?

Based on available data, Backwater 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 Backwater?

Insurance costs for flood cover in Backwater 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 Backwater?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Backwater 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 are the main climate risks in Backwater?

ClimateNest's suburb model rates Backwater's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (5/10) and severe storm (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Backwater.

What share of Backwater is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 12.1% of Backwater in high-risk zones for bushfire, with a further 73.4% 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 Backwater Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Backwater, 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