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Flood Factor
Data methodology
Property Flood Factors

Property Flood Factors

How is my Flood Factor calculated?
What are probabilities, and how do they affect my Flood Factor?
How accurate is Flood Factor?
How will different flood depths affect my property?
What are boundaries and footprints and how are they used to calculate my Flood Factor?

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Flood Factor® is a product of First Street Foundation® .

Intended for informational purposes only. The Flood Factor model is designed to approximate flood risk and not intended to include all possible risks or mitigations of flood.