What the mapping shows for Trevallyn
Part of Trevallyn is mapped as subject to coastal inundation.
2.8% of Trevallyn is mapped as subject to coastal inundation (coastal inundation hazard band, including 1% AEP storm tide at 2100)
10.6% of Trevallyn is mapped as subject to coastal erosion (coastal erosion hazard band mapped for the Tasmanian planning system)
Tasmanian Coastal Inundation Hazard Bands (20161201), State of Tasmania (Department of Premier and Cabinet), Creative Commons Attribution 4.0, retrieved 2026-10-23
This is a share of the suburb's land area from a published state dataset, not an assessment of any property. A ClimateNest report scores the individual address across eight hazards, with insurance and value projections to 2050.
Check an address in Trevallyn →Bushfire Risk in Trevallyn, TAS: 2026 Assessment
2.8% of Trevallyn is mapped as subject to coastal inundation (coastal inundation hazard band, including 1% AEP storm tide at 2100)
That figure covers the suburb. Check whether your address is inside it - address-level, sourced, A$49.
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Bushfire Risk Score
Not assessedThe risk of bushfire in Trevallyn is moderate, influenced by nearby bushland and dry conditions during summer. Climate change may lead to longer fire seasons.
Key Facts
- Bushfire Risk
- The risk of bushfire in Trevallyn is moderate, influenced by nearby bushland and dry conditions during summer. Climate change may lead to longer fire seasons.
- Trend
- increasing
- Suburb
- Trevallyn, TAS
- Overall Risk
- Medium
- Postcode
- 7250
Bushfire Risk Analysis
Trevallyn, Tasmania, has a the risk of bushfire in trevallyn is moderate, influenced by nearby bushland and dry conditions during summer. climate change may lead to longer fire seasons. bushfire risk profile. Key factors include distance to classified bushland, vegetation type, slope, and historical bushfire activity in the region. The Tasmania fire authority maps bushfire-prone areas and assigns BAL (Bushfire Attack Level) ratings.
Residents should maintain firebreaks and have a bushfire survival plan.
CSIRO research indicates climate change is extending fire seasons and increasing the number of severe fire weather days across southern and eastern Australia. For Trevallyn, this may mean shifts in bushfire risk levels over the coming decades, making property-level BAL assessment increasingly important.
Use ClimateNest for a complete address-level bushfire risk report for Trevallyn including BAL zone assessment, evacuation route mapping, and property-specific risk mitigation recommendations.
ClimateNest assesses hazards at the address rather than the suburb, because exposure varies street by street within Trevallyn. An address-level check is what tells you about a specific property before you buy, sell or insure it.
Local Hazard Evidence
Historical Events
Bushfires in the region caused smoke haze and increased fire risk in Trevallyn.
Adaptation & Mitigation Actions
Improve Flood Defenses
Near-termInvest in infrastructure to mitigate flood risk, such as improved drainage systems and levees.
Est. cost: High
Enhance Bushfire Preparedness
Near-termImplement stricter building codes in bushfire-prone areas and promote community education on bushfire safety.
Est. cost: Medium
Develop Heat Action Plan
ImmediateCreate a heat action plan to protect vulnerable populations during heatwaves, including cooling centers and public awareness campaigns.
Est. cost: Low
Promote Water Conservation
Long-termEncourage water conservation measures to reduce strain on water resources during periods of drought and heat.
Est. cost: Low
Council & Emergency Services
Explore Trevallyn Risk Reports
View other climate risk assessments for Trevallyn:
Frequently Asked Questions
Is Trevallyn in a bushfire prone area?
Parts of Trevallyn may be designated as bushfire prone land. Based on available data, Trevallyn has a location-specific bushfire risk. Check your specific property for BAL ratings through ClimateNest or your local council.
What BAL rating applies to properties in Trevallyn?
BAL ratings in Trevallyn depend on the property's distance from classified vegetation, vegetation type, and slope. A site-specific assessment under AS 3959 is required to determine the exact BAL rating for any property within the suburb.
Does bushfire risk affect insurance in Trevallyn?
Yes, properties in bushfire-prone parts of Trevallyn may face higher building insurance premiums. Insurers assess bushfire risk based on BAL rating, fire history, and proximity to bushland. Some insurers may restrict cover in very high-risk locations.
What bushfire mitigation measures help protect homes in Trevallyn?
Effective bushfire mitigation includes maintaining cleared asset protection zones, using ember-proof mesh on vents, installing metal gutter guards, using non-combustible building materials, and maintaining defendable space. Consult the Tasmania fire authority for property-specific guidance.
Is Trevallyn Safe from Climate Risk?
Enter your address below for an instant climate risk assessment for Trevallyn, Tasmania, covering flood, bushfire, sea level rise and more.
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Full report from A$49 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections