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Substantial Damage Estimator Tool

FEMA developed the SDE tool to assist state and local officials in estimating Substantial Damage for residential and non-residential structures in accordance with the requirements of the National Flood Insurance Program (NFIP) as adopted by the communities. The tool can be used to assess flood, wind, wildfire, seismic, and other forms of damage.

See answers to frequently asked questions about the SDE tool.

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