Flood Risk in Alyarrmanje, NT: 2026 Assessment

Alyarrmanje, Northern Territory· UNKNOWN
Alyarrmanje faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. The risk is expected to increase due to climate change.Updated 21 Mar 2026

Flood Risk Score

6.5/10

Alyarrmanje faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. The risk is expected to increase due to climate change.

Key Facts

Flood Risk
Alyarrmanje faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. The risk is expected to increase due to climate change.
Trend
increasing
Suburb
Alyarrmanje, NT
Overall Risk
High

Flood Risk Analysis

Alyarrmanje, 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 of flood patterns is important for residents.

Alyarrmanje faces a moderate risk of flooding, primarily from heavy rainfall events and potential riverine flooding. The risk is expected to increase due to climate change.

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.

Local Hazard Evidence

Nearest WaterwayLocal creeks and rivers
Elevation RangeRelatively flat terrain
Flood Zone ClassificationAreas near waterways may be susceptible to flooding

Historical Events

2022
Minor

Heavy rainfall caused localized flooding in Alyarrmanje, disrupting traffic and damaging some properties.

Adaptation & Mitigation Actions

Develop a community heatwave plan

Immediate

Establish cooling centers, provide public education on heat safety, and ensure vulnerable residents have access to support during heatwaves.

Est. cost: Low

Implement bushfire mitigation measures

Immediate

Conduct fuel reduction burns, maintain firebreaks, and educate residents on bushfire preparedness.

Est. cost: Medium

Upgrade stormwater drainage infrastructure

Near-term

Improve drainage systems to reduce the risk of flooding from heavy rainfall events.

Est. cost: High

Promote water conservation

Long-term

Encourage residents to use water wisely and implement water-saving measures to address potential water scarcity issues.

Est. cost: Low

Council & Emergency Services

Not applicable
Emergency Services

Data last updated: 21 March 2026

Explore Alyarrmanje Risk Reports

Frequently Asked Questions

Is Alyarrmanje at risk of flooding?

Based on available data, Alyarrmanje 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 Alyarrmanje?

Insurance costs for flood cover in Alyarrmanje 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 Alyarrmanje?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Alyarrmanje 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.

Is Alyarrmanje Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Alyarrmanje, Northern Territory, 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