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Know Your Policy: Parametric vs. Traditional Flood Insurance

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Flood events have surged over the past decade, putting many Residential and Commercial properties, including those outside of traditional flood zones, at risk. Parametric Flood Insurance provides data-driven, trigger-based financial protection for certain exposures, while Traditional Flood Insurance remains a foundational coverage for many property owners. Each product serves a distinct role and can be used independently or together to support a more comprehensive flood risk strategy. 

Traditional Flood Insurance, including Primary & Excess solutions available within the Excess & Surplus (E&S) space, is designed to cover physical damage to structures and contents, satisfying lender requirements and providing repair or replacement cost coverage after a covered flood event. Burns & Wilcox places Traditional Flood Insurance through private market carriers, offering policies that provide broader coverage and higher limits than those typically available through the National Flood Insurance Program (NFIP). 

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Parametric Flood Insurance is highly flexible. It can provide coverage for hard-to-place locations, such as Florida and coastal areas, and can include assets such as docks and bridges, which are typically excluded from traditional Flood policies.

Parametric Flood Insurance offers a trigger-based payout that can supplement traditional policies by addressing coverage gaps, high deductibles, or indirect impacts such as access issues, loss of income, or business interruption where physical damage thresholds are not met or where traditional coverage may not respond. 

The chart below provides a high-level, at-a-glance comparison of Parametric and Traditional Flood Insurance policies. It is intended as a conversation starter and resource to help guide discussions with clients about coverage options. It is not comprehensive and should not replace a full policy review or professional advice. 

Parametric Flood Insurance:

Based on a predetermined, location-specific measurable parameter, such as satellite-observed water inundation within a defined geographic boundary, or an IoT sensor triggered by water depth.

Traditional Flood Insurance:

Based on physical damage after language assessment, adjustment, and approval by the carrier.

Parametric Flood Insurance:

Payment is typically issued within days after the trigger is verified, as no physical inspection is required.

Traditional Flood Insurance:

Payment is typically issued within weeks to months after the claim is reviewed and approved, which may involve inspections and documentation.

Parametric Flood Insurance:

Funds may be used for a range of recovery needs, as determined by the policyholder.

Traditional Flood Insurance:

Funds are applied to documented repair or replacement costs for covered losses.

Parametric Flood Insurance:

No traditional claim is required; payout is automatic if the trigger is met and verified in accordance with policy terms.

Traditional Flood Insurance:

Requires a standard claims process, including proof of loss and adjuster review.

Parametric Flood Insurance:

Can be used to address exposures not typically covered by traditional policies, such as indirect loss and non-building exposures by providing liquidity to help offset access issues, loss of income, or business interruption.

Traditional Flood Insurance:

Typically covers direct building damage and contents replacement within policy limits, subject to terms and conditions. Risk Limits are reserved for specific categories.

Parametric Flood Insurance:

May offer higher or more flexible limits than traditional Flood policies, depending on underwriting, pricing, trigger structure, and risk profile, and are not tied to replacement-cost valuation.

Traditional Flood Insurance:

Limits are based on the estimated cost to repair or replace damaged property and options can be limited or greatly affected by property values vs risk limits.

Parametric Flood Insurance:

Properties with unique exposures or non-traditional risks, such as docks, piers, bridges, open car lots, golf courses, and properties located in high-risk flood zones, including those with recent flood history or elevation challenges.

Traditional Flood Insurance:

Standard residential and commercial buildings seeking primary flood protection and lender-compliant coverage.

Parametric Flood Insurance:

Offered by select Excess & Surplus carriers and partners.

Traditional Flood Insurance:

Offered through the NFIP and private carriers, subject to underwriting guidelines.

Parametric Flood Insurance:

Not intended as a substitute for primary Flood Insurance required by lenders; can supplement existing coverage.

Traditional Flood Insurance:

Satisfies lender requirements when written through the NFIP or private markets.

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Frequently Asked Questions:

1. Does Homeowners Insurance cover flood damage? Standard Homeowners Insurance policies typically exclude flood-related water damage. Without a separate Flood Insurance policy, property owners are responsible for covering repairs, replacement costs, and cleanup expenses out of pocket. 

2. How is Flood Insurance different from water damage coverage? Flood insurance covers direct physical loss caused by the inundation of normally dry land by floodwaters. This includes events such as surface water runoff, rising waters, storm surge, mudflow, and the overflow of inland or tidal bodies of water. Standard property insurance policies may cover certain types of water damage originating within a building, such as a burst pipe or accidental discharge from a plumbing system. However, damage caused by flooding from external sources is typically excluded and requires a separate Flood Insurance policy. 

3. I do not live in a flood zone—why would I need Flood Insurance? Flooding is the most frequent type of natural disaster and can happen anywhere. According to FEMA, about 40% of Flood Insurance claims come from outside high-risk flood zones. Even a few inches of water can cause catastrophic damage, disrupt operations, and leave homeowners and business owners facing massive repair expenses. 

4. Are there options beyond the NFIP for Flood Insurance? Yes. Private Flood Insurance solutions are also available and continue to expand. These offerings often provide broader coverage options, higher limits, and greater flexibility compared to National Flood Insurance Program (NFIP) policies.  

5. What is Parametric Flood Insurance? Parametric Flood Insurance provides trigger-based financial protection based on measurable data, such as water depth or satellite-observed flooding, rather than physical damage assessments. It can help address coverage gaps, speed recovery, and complement traditional Flood Insurance, which typically covers direct damage to property. 


Key Takeaway:

Parametric Flood Insurance and Traditional Flood Insurance serve different functions. Traditional Flood Insurance typically provides the primary foundation of coverage and satisfies lender requirements, while Parametric Flood Insurance can supplement that protection by offering additional financial flexibility and faster access to funds for specific, predefined exposures. Used together, they can support a more comprehensive approach to flood risk. 

This commentary is intended to provide a general overview of the issues contained herein and is not intended, nor should it be construed, to provide legal or regulatory advice or guidance. If you have questions or issues of a specific nature, you should consult with your own risk, legal, and compliance teams. 

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