15declarations
8major disasters
7emergencies
1977first on record
2026latest
By hazard
Hurricane6
Severe Storm3
Tropical Storm2
Biological2
Winter Storm1
Drought1
By decade
11970s
21990s
32000s
42010s
52020s
Population: 34,667 in April 2020, 36,929 in July 2024 (Census Bureau estimates).
Declarations naming Harris County
| Declared | Number | Title | Hazard | Programs | Federal aid |
|---|---|---|---|---|---|
| Oct 9, 2026 | EM-3657-GA | Hurricane Isaias | Tropical Storm | PA | — |
| Jan 24, 2026 | EM-3642-GA | Severe Winter Storm | Winter Storm | PA | — |
| Sep 26, 2024 | EM-3616-GA | Hurricane Helene | Tropical Storm | PA | — |
| Mar 29, 2020 | DR-4501-GA | COVID-19 Pandemic | Biological | IHPPAHM | $1.33 billion |
| Mar 13, 2020 | EM-3464-GA | COVID-19 | Biological | PA | — |
| Sep 15, 2017 | DR-4338-GA | Hurricane Irma | Hurricane | IHPPAHM | $144.9 million |
| Sep 8, 2017 | EM-3387-GA | Hurricane Irma | Hurricane | PA | — |
| Feb 26, 2016 | DR-4259-GA | Severe Storms and Flooding | Severe Storm | PAHM | $24.0 million |
| Apr 29, 2011 | DR-1973-GA | Severe Storms, Tornadoes, Straight-Line Winds, and Associated Flooding | Severe Storm | IHPPAHM | $30.1 million |
| Sep 5, 2005 | EM-3218-GA | Hurricane Katrina Evacuation | Hurricane | PA | $9.5 million |
| Sep 24, 2004 | DR-1560-GA | Tropical Storm Frances | Hurricane | PAHM | $16.5 million |
| Sep 18, 2004 | DR-1554-GA | Hurricane Ivan | Hurricane | IHPIAPAHM | $17.1 million |
| Oct 10, 1995 | DR-1071-GA | Hurricane Opal | Hurricane | IAPA | — |
| Feb 23, 1990 | DR-857-GA | Severe Storms, Tornaodes & Flooding | Severe Storm | IAPA | — |
| Jul 20, 1977 | EM-3044-GA | Drought | Drought | PA | — |