๐Ÿ“ฎ Halekulani postcode: 2259

Flood Risk in Halekulani, NT: 2026 Assessment

Halekulani, Northern Territoryยท Central Coastยท 2259
Halekulani faces a moderate risk of flooding due to its proximity to Lake Munmorah and low-lying areas. Intense rainfall events can lead to stormwater runoff and potential inundation.Updated 30 May 2026

Flood Risk Score

6.5/10

Halekulani faces a moderate risk of flooding due to its proximity to Lake Munmorah and low-lying areas. Intense rainfall events can lead to stormwater runoff and potential inundation.

Key Facts

Flood Risk
Halekulani faces a moderate risk of flooding due to its proximity to Lake Munmorah and low-lying areas. Intense rainfall events can lead to stormwater runoff and potential inundation.
Trend
increasing
Suburb
Halekulani, NT
Overall Risk
Medium
Postcode
0872
Highest high-risk exposure
10.2% of land (bushfire)

Flood Risk Analysis

Halekulani, located in Northern Territory, 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 Northern Territory.

Historical flood events have impacted properties near the lake.

Halekulani faces a moderate risk of flooding due to its proximity to Lake Munmorah and low-lying areas. Intense rainfall events can lead to stormwater runoff and potential inundation.

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.

Halekulani sits within ClimateNest's suburb-level hazard model for flood risk. 3.1% of the suburb's land area is mapped in high-risk flood zones and 69.1% 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 Halekulani.

Halekulani (postcode 0872) 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 (10.2% of land in high-risk zones), tropical cyclone (9.4% of land in high-risk zones), surface flood (8.9% of land in high-risk zones). Exposure is not uniform across Halekulani 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 WaterwayLake Munmorah
Elevation Range0-20 meters
Flood Zone ClassificationAreas near Lake Munmorah are designated as flood zones.

Historical Events

2022
Major

Severe flooding impacted the Central Coast, including Halekulani, causing significant damage to property and infrastructure. Many residents were evacuated from their homes.

2007
Moderate

Major flooding occurred in the Central Coast region, impacting Halekulani and surrounding areas. Heavy rainfall caused widespread inundation of low-lying areas and disruptions to infrastructure.

Adaptation & Mitigation Actions

Improve stormwater drainage

Near-term

Upgrade stormwater drainage infrastructure to reduce the risk of flooding during heavy rainfall events.

Est. cost: Medium

Implement bushfire management strategies

Near-term

Conduct regular fuel reduction burns and implement other bushfire management strategies to reduce the risk of bushfires.

Est. cost: Medium

Develop a heatwave response plan

Immediate

Develop a heatwave response plan to protect vulnerable populations during periods of extreme heat.

Est. cost: Low

Implement coastal protection measures

Long-term

Implement coastal protection measures, such as seawalls and beach nourishment, to reduce the risk of coastal erosion and inundation.

Est. cost: High

Community awareness programs

Near-term

Educate residents about climate risks and adaptation measures through community awareness programs.

Est. cost: Low

Council & Emergency Services

Central Coast Council
Emergency Services

Data last updated: 30 May 2026

Explore Halekulani Risk Reports

Frequently Asked Questions

Is Halekulani at risk of flooding?

Based on available data, Halekulani 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 Halekulani?

Insurance costs for flood cover in Halekulani 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 Halekulani?

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

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

ClimateNest's hazard overlay maps 10.2% of Halekulani in high-risk zones for bushfire, with a further 68.9% 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 Halekulani Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Halekulani, Northern Territory, 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 ยท Australian addresses only ยท 8 hazard scores ยท Insurance trajectory ยท 2030 & 2050 projections