Datasets

2 datasets

Arlington County - GIS Portal

FEMA Flood Zone Polygons

A polygon feature class of Federal Emergency Management Agency (FEMA) flood hazard zones within Arlington County. The data depicts the inundation limits representing flood risk information and supporting data. The…

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Updated Nov 2, 2026

City of Lynchburg - GIS Portal

Dam Inundation

Dam Inundation areas from the City of Lynchburg's Emergency Action Plan showing extents of potential flooding within the City of Lynchburg downstream of local dams. Various flood scenarios with and without dam breaks…

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Updated Nov 4, 2026