Flood zones in the U.S. are designated by FEMA, the Federal Emergency Management Agency. Homes in high-risk flood zones typically require special flood insurance policies, which are separate from ...

Construction costs in Midtown likely will jump now that the Federal Emergency Management Agency has updated its flood zone maps, raising the required ground elevations for future construction.

The work found that, as well as hundreds of new homes in high-risk areas of these towns, thousands of homes are planned for medium-risk zones. The Environment Agency defines a high-risk flood zone ...