Every federal disaster in Tucson since 1966
Each square is a disaster or emergency declaration by the President or FEMA that covered Pima County. Declarations make federal aid available after hurricanes, floods, storms, fires and other events, so this is a record of the big ones.
- Declarations
- 27since 1966
- Major disasters
- 23the most serious kind
- Since 2000
- 19declarations
- Most recent
- 2026Severe Storms and Flooding
FEMA's National Risk Index rates Pima County's overall natural hazard risk relatively high, led by inland flooding, heat wave and lightning. The history above shows what has actually happened; the risk index estimates what is likely.
All declarations
| Declared | Event | Type | FEMA number |
|---|---|---|---|
| May 29, 2026 | Severe Storms and Flooding | Major disaster | DR-4911 |
| Oct 25, 2024 | Flooding | Major disaster | DR-4840 |
| Oct 4, 2024 | Watch Fire | Major disaster | DR-4833 |
| Apr 11, 2023 | Severe Winter Storms and Flooding | Major disaster | DR-4703 |
| Dec 30, 2022 | Flooding | Major disaster | DR-4681 |
| Sep 2, 2022 | Severe Storms | Major disaster | DR-4668 |
| Feb 2, 2021 | COVID-19 Pandemic | Major disaster | DR-4582 |
| Jun 11, 2020 | Big Horn Fire | Fire management | FM-5312 |
| Apr 4, 2020 | COVID-19 Pandemic | Major disaster | DR-4524 |
| Mar 13, 2020 | COVID-19 | Emergency | EM-3442 |
| May 21, 2019 | Snowstorm and Flooding | Major disaster | DR-4436 |
| Nov 30, 2018 | Severe Storms and Flooding | Major disaster | DR-4409 |
| Aug 31, 2018 | Severe Storms, Flooding, and Landslides | Major disaster | DR-4389 |
| Mar 5, 2013 | Severe Freeze | Major disaster | DR-4104 |
| Dec 21, 2010 | Severe Storms and Flooding | Major disaster | DR-1950 |
| Sep 7, 2006 | Severe Storms and Flooding | Major disaster | DR-1660 |
| Sep 12, 2005 | Hurricane Katrina Evacuation | Emergency | EM-3241 |
| Jul 14, 2003 | Aspen Fire | Major disaster | DR-1477 |
| Jun 18, 2003 | Aspen Fire | Fire management | FM-2470 |
| Jan 19, 1993 | Severe Storms, Tornadoes & Flooding | Major disaster | DR-977 |
| Dec 6, 1990 | Severe Storms & Flooding | Major disaster | DR-884 |
| Oct 5, 1983 | Severe Storms & Flooding | Major disaster | DR-691 |
| Dec 21, 1978 | Severe Storms & Flooding | Major disaster | DR-570 |
| Mar 4, 1978 | Severe Storms & Flooding | Major disaster | DR-551 |
| Nov 4, 1977 | Severe Storms & Flooding | Major disaster | DR-540 |
| Jul 3, 1972 | Severe Storms & Flooding | Major disaster | DR-343 |
| Apr 30, 1966 | Flooding | Major disaster | DR-217 |
Frequently asked questions
How many federal disasters has Tucson had?
Since 1966, the federal government has issued 27 disaster or emergency declarations covering Pima County, including 23 major disaster declarations. 19 of them came in 2000 or later.
What was the most recent federal disaster in Tucson?
Severe Storms and Flooding (Major disaster, declared May 29, 2026).
What kinds of disasters hit Tucson most often?
By FEMA incident type: flood (11), severe storm (7), fire (4) and biological (3).
New to Tucson? The moving checklist covers flood maps and emergency alerts, and the risk summary shows FEMA's hazard ratings.
Source: FEMA, OpenFEMA Disaster Declarations Summaries (v2), downloaded October 18, 2026. We list declarations that named Pima County, plus early statewide declarations from before FEMA designated individual counties. "Major disaster" declarations bring the widest federal aid; "emergency" declarations cover shorter-term help; "fire management" declarations help pay to fight large wildfires.