๐Ÿ“ฎ Humpty Doo postcode: 0836

Flood Risk in Humpty Doo, NT: 2026 Assessment

Humpty Doo, Northern Territoryยท UNKNOWNยท 0836
Humpty Doo experiences a moderate risk of flooding due to its low-lying areas and proximity to waterways. Intense rainfall events can lead to flash flooding and riverine flooding.Updated 10 Mar 2026

Flood Risk Score

6.0/10

Humpty Doo experiences a moderate risk of flooding due to its low-lying areas and proximity to waterways. Intense rainfall events can lead to flash flooding and riverine flooding.

Key Facts

Flood Risk
Humpty Doo experiences a moderate risk of flooding due to its low-lying areas and proximity to waterways. Intense rainfall events can lead to flash flooding and riverine flooding.
Trend
increasing
Suburb
Humpty Doo, NT
Overall Risk
Medium
Postcode
0836
Highest high-risk exposure
12.8% of land (surface flood)

Flood Risk Analysis

Humpty Doo, 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.

Local knowledge suggests that areas near creeks and drainage lines are particularly vulnerable during heavy rainfall events.

Humpty Doo experiences a moderate risk of flooding due to its low-lying areas and proximity to waterways. Intense rainfall events can lead to flash flooding and riverine 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.

Humpty Doo sits within ClimateNest's suburb-level hazard model for flood risk. 6.1% of the suburb's land area is mapped in high-risk flood zones and 83.6% 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 Humpty Doo.

Humpty Doo (postcode 0836) 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 surface flood (12.8% of land in high-risk zones), tropical cyclone (9.1% of land in high-risk zones), bushfire (7.2% of land in high-risk zones). Exposure is not uniform across Humpty Doo 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 WaterwayAdelaide River
Elevation Range10-30 meters
Flood Zone ClassificationAreas near the Adelaide River are prone to flooding.

Historical Events

2012
Moderate

Heavy rainfall caused widespread flooding in the Humpty Doo region, impacting roads and properties.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in infrastructure to mitigate flood risk, such as improved drainage systems and flood barriers.

Est. cost: High

Enhance Bushfire Preparedness

Near-term

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

Est. cost: Medium

Develop Heat Action Plans

Immediate

Create heat action plans to protect vulnerable populations during heatwaves, including cooling centers and public awareness campaigns.

Est. cost: Low

Strengthen Infrastructure Resilience

Long-term

Upgrade infrastructure to withstand extreme weather events, including roads, power grids, and water systems.

Est. cost: Very High

Council & Emergency Services

Litchfield Council
Emergency Services

Data last updated: 10 March 2026

Explore Humpty Doo Risk Reports

Frequently Asked Questions

Is Humpty Doo at risk of flooding?

Based on available data, Humpty Doo 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 Humpty Doo?

Insurance costs for flood cover in Humpty Doo 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 Humpty Doo?

Yes, flood risk can affect property values in Humpty Doo. 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 Humpty Doo?

Elevation is a critical factor in flood risk. Properties at higher elevations within Humpty Doo 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 Humpty Doo is exposed to high surface flood risk?

ClimateNest's hazard overlay maps 12.8% of Humpty Doo in high-risk zones for surface flood, with a further 68.7% 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 Humpty Doo Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Humpty Doo, 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