FEMA’s maps are essential tools for identifying flood risks, but they have significant gaps that limit their effectiveness.

Roanoke’s updated Federal Emergency Management Agency (FEMA) floodplain maps have been approved and a little more than half of total properties were unaffected by the new maps, according to a ...

That's because their neighborhood, Canyon Shadows, is potentially a flood-plain area, based on draft Federal Emergency Management Agency maps revised nationwide.