Flood Risk in Berowra Waters, NSW: 2026 Assessment

Berowra Waters, New South Wales· UNKNOWN
Berowra Waters is susceptible to flooding due to its location near the Hawkesbury River and surrounding waterways. Heavy rainfall can lead to riverine and flash flooding.Updated 10 May 2026

Flood Risk Score

6.8/10

Berowra Waters is susceptible to flooding due to its location near the Hawkesbury River and surrounding waterways. Heavy rainfall can lead to riverine and flash flooding.

Key Facts

Flood Risk
Berowra Waters is susceptible to flooding due to its location near the Hawkesbury River and surrounding waterways. Heavy rainfall can lead to riverine and flash flooding.
Trend
increasing
Suburb
Berowra Waters, NSW
Overall Risk
High
Postcode
2082
Region
Greater Sydney
Median property value
$1.6 million
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
16% of land (bushfire)

Flood Risk Analysis

Berowra Waters, 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 in Berowra Waters, particularly those close to the river.

Berowra Waters is susceptible to flooding due to its location near the Hawkesbury River and surrounding waterways. Heavy rainfall can lead to riverine and flash flooding.

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.

Berowra Waters sits within ClimateNest's suburb-level hazard model for flood risk. 11.6% of the suburb's land area is mapped in high-risk flood zones and 61.5% 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 Berowra Waters.

On ClimateNest's 0–10 suburb hazard index, Berowra Waters scores 3 for flood risk — a lower exposure relative to the Australian suburb range. For comparison, properties in Berowra Waters can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Berowra Waters located in Greater Sydney (postcode 2082), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $1.6 million, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Berowra Waters.

Across the six hazard axes ClimateNest models, the dominant climate risk in Berowra Waters is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+20% 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 Berowra Waters, 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 Berowra Waters are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayHawkesbury River
Elevation RangeVaries from sea level to 100m
Flood Zone ClassificationAreas adjacent to the Hawkesbury River are designated as flood zones.

Historical Events

2022
Major

Severe flooding along the Hawkesbury River inundated properties and caused significant disruption.

2007
Moderate

Heavy rainfall caused flooding in the Hawkesbury River, impacting low-lying areas of Berowra Waters.

Adaptation & Mitigation Actions

Improve Bushfire Preparedness

Immediate

Implement measures to reduce bushfire risk, such as clearing vegetation around properties, creating firebreaks, and developing evacuation plans.

Est. cost: Low

Enhance Flood Resilience

Near-term

Implement flood mitigation measures, such as raising homes, improving drainage, and constructing flood barriers.

Est. cost: Medium

Develop a Heatwave Management Plan

Near-term

Create a plan to protect vulnerable populations during heatwaves, including establishing cooling centers and providing information on heat safety.

Est. cost: Low

Strengthen Coastal Defenses

Long-term

Implement measures to protect against coastal erosion and inundation, such as building seawalls and restoring natural coastal habitats.

Est. cost: High

Community Education Programs

Near-term

Conduct community workshops and awareness campaigns to educate residents about climate risks and adaptation strategies.

Est. cost: Low

Council & Emergency Services

Hornsby Shire Council
Emergency Services

Data last updated: 10 May 2026

Explore Berowra Waters Risk Reports

Frequently Asked Questions

Is Berowra Waters at risk of flooding?

Based on available data, Berowra Waters 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 Berowra Waters?

Insurance costs for flood cover in Berowra Waters 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 Berowra Waters?

Yes, flood risk can affect property values in Berowra Waters. 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 Berowra Waters?

Elevation is a critical factor in flood risk. Properties at higher elevations within Berowra Waters 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 Berowra Waters?

ClimateNest's suburb model rates Berowra Waters's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (4/10) and severe storm (4/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Berowra Waters.

What share of Berowra Waters is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 16% of Berowra Waters in high-risk zones for bushfire, with a further 75.7% 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 Berowra Waters Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Berowra Waters, 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