By hazard
Links open the declarations for that hazard in Delaware where there are five or more.
Counties named most often
| County | Declarations | Population 2024 |
|---|---|---|
| Sussex County | 20 | 271,134 |
| Kent County | 17 | 192,690 |
| New Castle County | 17 | 588,093 |
All declarations
26 declarations
| Declared | Number | Title | Hazard | Areas | Programs | Federal aid |
|---|---|---|---|---|---|---|
| Mar 9, 1962 | DR-126-DE | Severe Storms, High Tides & Flooding | Flood | statewide | IAPAHM | — |
| Aug 18, 1965 | DR-207-DE | Water Shortage | Drought | 3 | IAPA | — |
| Feb 6, 1992 | DR-933-DE | Severe Coastal Storm | Flood | 2 | PA | — |
| Jan 15, 1993 | DR-976-DE | Severe Coastal Storm & Flooding | Coastal Storm | 1 | PA | — |
| Mar 16, 1994 | DR-1017-DE | Severe Ice Storms and Flooding | Severe Storm | 2 | PA | — |
| Jan 12, 1996 | DR-1082-DE | Blizzard of 96 (Severe Snow Storm) | Snowstorm | 3 | PA | — |
| Feb 13, 1998 | DR-1205-DE | Severe Winter Storms, High Winds, and Flooding | Severe Storm | 1 | PA | — |
| Sep 21, 1999 | DR-1297-DE | Hurricane Floyd Major Disaster Declarations | Hurricane | 1 | IAPAHM | $4.2 million |
| Sep 20, 2003 | DR-1494-DE | Hurricane Isabel | Hurricane | 3 | IHPIAPAHM | $4.0 million |
| Sep 23, 2003 | DR-1495-DE | Tropical Storm Henri | Hurricane | 1 | IHPIAPAHM | $9.1 million |
| Nov 15, 2004 | DR-1572-DE | Severe Storms, Tornadoes, and Flooding From the Remnants of | Severe Storm | 1 | PAHM | $842,674 |
| Jul 5, 2006 | DR-1654-DE | Severe Storms and Flooding | Severe Storm | 1 | PAHM | $587,455 |
| Mar 31, 2010 | DR-1896-DE | Severe Winter Storms and Snowstorms | Snowstorm | 3 | PAHM | $9.4 million |
| Mar 18, 1993 | EM-3111-DE | Severe Snowfall & Winter Storm | Snowstorm | 3 | PA | — |
| Mar 20, 2003 | EM-3183-DE | Snow | Snowstorm | 3 | PA | $3.6 million |
| Sep 30, 2005 | EM-3263-DE | Hurricane Katrina Evacuation | Hurricane | 3 | PA | $95,419 |
| Aug 28, 2011 | EM-3336-DE | Hurricane Irene | Hurricane | 3 | PA | $916,844 |
| Oct 29, 2012 | EM-3357-DE | Hurricane Sandy | Hurricane | 3 | PA | — |
| Mar 13, 2020 | EM-3449-DE | COVID-19 | Biological | 3 | PA | — |
| Sep 30, 2011 | DR-4037-DE | Hurricane Irene | Hurricane | 2 | PAHM | $2.3 million |
| Nov 16, 2012 | DR-4090-DE | Hurricane Sandy | Hurricane | 3 | PAHM | $6.9 million |
| Mar 16, 2016 | DR-4265-DE | Severe Winter Storm and Snowstorm | Snowstorm | 1 | PAHM | $1.6 million |
| Apr 5, 2020 | DR-4526-DE | COVID-19 Pandemic | Biological | 3 | IHPPAHM | $287.4 million |
| Oct 2, 2020 | DR-4566-DE | Tropical Storm Isaias | Hurricane | 2 | PAHM | $3.6 million |
| Oct 24, 2021 | DR-4627-DE | Remnants of Hurricane Ida | Hurricane | 1 | PAHM | $6.8 million |
| May 29, 2026 | DR-4916-DE | Severe Winter Storm | Winter Storm | 2 | PA | $2.2 million |
* Individual Assistance approved plus Public Assistance and Hazard Mitigation obligated, for declarations where OpenFEMA publishes totals; as reported on October 29, 2026. Programs: IHP — Individuals and Households, IA — Individual Assistance, PA — Public Assistance, HM — Hazard Mitigation.