Flood Risk in Bogangar, NSW: 2026 Assessment

Bogangar, New South Wales· UNKNOWN
Bogangar faces a moderate risk of flooding due to its proximity to the Tweed River and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.Updated 27 May 2026

Flood Risk Score

6.5/10

Bogangar faces a moderate risk of flooding due to its proximity to the Tweed River and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

Key Facts

Flood Risk
Bogangar faces a moderate risk of flooding due to its proximity to the Tweed River and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.
Trend
increasing
Suburb
Bogangar, NSW
Overall Risk
Medium
Postcode
2488
Region
Coastal NSW
Median property value
$925,000
Dominant hazard
extreme heat (5/10)
Highest high-risk exposure
15.7% of land (bushfire)

Flood Risk Analysis

Bogangar, located in New South Wales, 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 New South Wales.

Some properties are located within the 1% AEP flood zone.

Bogangar faces a moderate risk of flooding due to its proximity to the Tweed River and low-lying areas. Climate change is expected to increase rainfall intensity, exacerbating flood risk.

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.

Bogangar sits within ClimateNest's suburb-level hazard model for flood risk. 3.2% of the suburb's land area is mapped in high-risk flood zones and 88.4% 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 Bogangar.

On ClimateNest's 0–10 suburb hazard index, Bogangar scores 4 for flood risk — a moderate exposure relative to the Australian suburb range. For comparison, properties in Bogangar can still sit well above or below this suburb average depending on elevation, distance to waterways or vegetation, and local drainage.

Bogangar located in Coastal NSW (postcode 2488), is a New South Wales suburb tracked by ClimateNest. The suburb's median property value is $925,000, and understanding climate exposure is becoming a standard part of due diligence for buyers, lenders and insurers pricing property in Bogangar.

Across the six hazard axes ClimateNest models, the dominant climate risk in Bogangar is extreme heat (score 5/10), with moderate exposure. Insurance signals for the suburb point to premiums rising moderately (+30% by 2030). These suburb-level signals help prioritise which properties need the closest look — the actual risk of any single home can only be confirmed with an address-level report.

Whether you are buying, selling or renovating in Bogangar, extreme heat is the hazard to weigh first. Local council planning controls, state hazard mapping and lender climate policies each reference this kind of suburb-level signal, and property decisions in Bogangar are increasingly made with an address-level climate report in hand.

Local Hazard Evidence

Nearest WaterwayTweed River
Elevation Range0-10m
Flood Zone ClassificationPartially within flood zone

Historical Events

2022
Major

Severe flooding impacted Bogangar and surrounding areas, causing widespread damage.

Adaptation & Mitigation Actions

Improve Flood Defenses

Near-term

Invest in flood mitigation infrastructure, such as levees and drainage systems, to protect properties from flooding.

Est. cost: High

Enhance Bushfire Preparedness

Near-term

Implement bushfire management strategies, such as controlled burns and vegetation clearing, to reduce bushfire risk.

Est. cost: Medium

Develop Heat Action Plan

Immediate

Create a heat action plan to protect vulnerable populations during heatwaves, including establishing cooling centers and providing public awareness campaigns.

Est. cost: Low

Protect Coastal Areas

Long-term

Implement coastal management strategies, such as beach nourishment and seawalls, to protect coastal areas from erosion and inundation.

Est. cost: High

Council & Emergency Services

Tweed Shire Council
Emergency Services

Data last updated: 27 May 2026

Explore Bogangar Risk Reports

Frequently Asked Questions

Is Bogangar at risk of flooding?

Based on available data, Bogangar 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 Bogangar?

Insurance costs for flood cover in Bogangar 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 Bogangar?

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

Elevation is a critical factor in flood risk. Properties at higher elevations within Bogangar 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 are the main climate risks in Bogangar?

ClimateNest's suburb model rates Bogangar's dominant climate risk as extreme heat at 5/10 on a 0–10 index, followed by damaging wind (5/10) and severe storm (5/10). These are suburb-level averages — an address-level report is needed to confirm the risk of a specific property in Bogangar.

What share of Bogangar is exposed to high bushfire risk?

ClimateNest's hazard overlay maps 15.7% of Bogangar in high-risk zones for bushfire, with a further 75.6% in moderate-risk zones. Suburb-level exposure is not uniform — individual properties can differ from these averages, so an address-level check is recommended.

Is Bogangar Safe from Climate Risk?

Enter your address below for an instant climate risk assessment for Bogangar, New South Wales, 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 · Australian addresses only · 8 hazard scores · Insurance trajectory · 2030 & 2050 projections