Federal and state records show 3,419 natural disaster events for Delaware, spanning 64 ZIP codes. The cumulative documented property damage stands at $732.2M. A total of 475 fatalities have been attributed to natural disasters in the state.
⚠️ Hazard Distribution
Blizzards lead Delaware's disaster profile with 1,439 events (42%), causing $212.7M in property damage. Other significant hazards include hailstorms (709 events, $38.1M in damages), tornadoes (365 events, $108.5M in damages), and floods (331 events, $347.4M in damages). Delaware has no recorded hurricanes and wildfires in the dataset.
📍 Geographic Impact
The most disaster-affected areas in Delaware include ZIP 19720 (114 events, $21.7M in damages), ZIP 19711 (110 events, $21.4M in damages), and ZIP 19808 (105 events, $15.4M in damages).
📈 Trends Over Time
Disaster frequency in Delaware has increased markedly over time. The average annual event count in recent decades is roughly 581% higher than in earlier periods of the record. The year 2014 stands out as particularly active, with 451 events recorded — likely driven by a major weather system or disaster season.
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Frequently Asked Questions — Delaware
What natural disasters occur in Delaware?
Delaware has experienced 3,419 documented natural disaster events. The hazard types recorded include blizzards (1,439), hailstorms (709), tornadoes (365), floods (331), extreme heat events (321), severe wind events (184), extreme cold events (59), and earthquakes (11). The most common hazard is blizzards, accounting for 42% of all events.
What are the most disaster-prone areas in Delaware?
Based on historical records, the most disaster-affected ZIP codes in Delaware are ZIP 19720 (114 events), ZIP 19711 (110 events), ZIP 19808 (105 events), ZIP 19702 (104 events), and ZIP 19805 (104 events). These areas have the highest concentration of recorded natural disaster events in the state.
How much damage have natural disasters caused in Delaware?
Natural disasters have caused a documented $732.2M in property damage across Delaware. This total is based on records from FEMA, NOAA, and USGS, covering events from the 1950s onward. The actual figure is likely higher, as not all events have complete damage records.
About This Data
State-level data aggregated from FEMA (disaster declarations, NFIP flood claims),
NOAA Storm Events Database, USGS Earthquake Hazards Program, and NIFC wildfire records.
Historical coverage varies by source, with most records beginning in the 1950s–1970s.
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By using this site you accept that all information is provided as-is from public sources for informational purposes only, with no guarantee of accuracy. This is not a substitute for professional risk assessment or insurance advice.
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