Flood Risk in Alyarrk, NT: 2026 Assessment

Alyarrk, Northern Territory· UNKNOWN
Alyarrk faces a moderate risk of flooding, primarily from heavy rainfall events. The risk is expected to increase due to climate change.Updated 4 Apr 2026

Flood Risk Score

6.5/10

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

Key Facts

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

Flood Risk Analysis

Alyarrk, 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 creeks can experience flash flooding during heavy rainfall events.

Alyarrk faces a moderate risk of flooding, primarily from heavy rainfall events. 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 WaterwayEphemeral creeks
Elevation Range300-350m
Flood Zone ClassificationLow-lying areas near creeks

Historical Events

2011
Moderate

Heavy rainfall caused flash flooding in low-lying areas, disrupting transport and damaging property.

Adaptation & Mitigation Actions

Improve bushfire management

Immediate

Implement controlled burns, clear vegetation around properties, and develop community bushfire plans.

Est. cost: Medium

Enhance heatwave preparedness

Near-term

Establish cooling centers, provide public education on heat stress, and ensure access to water during heatwaves.

Est. cost: Low

Upgrade drainage infrastructure

Near-term

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

Est. cost: Medium

Promote water conservation

Long-term

Implement water restrictions and encourage water-efficient practices to address potential water scarcity.

Est. cost: Low

Council & Emergency Services

Central Desert Regional Council
Emergency Services

Data last updated: 4 April 2026

Explore Alyarrk Risk Reports

Frequently Asked Questions

Is Alyarrk at risk of flooding?

Based on available data, Alyarrk 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 Alyarrk?

Insurance costs for flood cover in Alyarrk 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 Alyarrk?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Alyarrk 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 Alyarrk Safe from Climate Risk?

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