Flood Risk Assessment Calculator

Flood Risk Assessment

Evaluate flood risk for a property based on elevation, proximity to water, rainfall intensity, and soil drainage characteristics.

Elevation Above Floodplain (ft)

Distance to Nearest Water Body (ft)

Max 24hr Rainfall (inches)

Soil Drainage

Formula

Risk Score = (Elevation Score x 0.35 + Distance Score x 0.25 + Rain Score x 0.25) x Drainage Multiplier; Elevation Score = max(0, 100 - Elevation x 5)

Frequently Asked Questions

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