State + disaster type
Flood history in Arizona
Arizona has 79 county-level flood declarations across 15 counties. Maricopa County leads with 9 declarations. Total tracked FEMA obligations for flood events in this state: $10.1M.
This page shows every Arizona county in Arizona that has at least one FEMA flood declaration on record, ranked by how many times that hazard type triggered federal aid. Counties near the top of this list have recurring exposure to flood events — useful context for anyone evaluating property risk, insurance needs, or emergency planning in the area.
For the full national view of flood declarations across all states, see the flood disaster type page. For all hazard types in Arizona, see the Arizona state page.
Flood in Arizona
Counties ranked by flood declaration count
| # | County | Declarations | Tracked aid |
|---|---|---|---|
| 1 | Maricopa County | 9 | $4.6M |
| 2 | Pima County | 8 | $0 |
| 3 | Gila County | 7 | $0 |
| 4 | Graham County | 7 | $0 |
| 5 | Navajo County | 7 | $372K |
| 6 | Greenlee County | 6 | $0 |
| 7 | Pinal County | 6 | $0 |
| 8 | Apache County | 5 | $4.5M |
| 9 | Coconino County | 5 | $71K |
| 10 | Yavapai County | 5 | $0 |
| 11 | Mohave County | 4 | $0 |
| 12 | Cochise County | 3 | $0 |
| 13 | Santa Cruz County | 3 | $0 |
| 14 | La Paz County | 2 | $632K |
| 15 | Yuma County | 2 | $0 |