16 Jun 2026

FEMA Disaster Declarations, Flood, 1958-2024

This layer displays the total number of federal disaster and emergency declarations for flood events by county for through 2024. For this analysis, flood events include the following designated events: Mud/Landslide; Dam/Levee Break; and Flood. For more layers from this … Continued

8 Oct 2025

FEMA Flood Hazard Zones

The Flood Hazard Zones are extracted from the National Flood Hazard Layer, which is a database that contains FEMA’s flood hazard map data. The database contains flood hazard information and supporting data used to develop the information. The primary flood … Continued