Utah natural disaster risk
Ratings for all 29 counties, the federal disaster record and flood insurance across the state.
Utah has had 16 major federal disaster declarations for natural events since 1953. FEMA expects about $1.6 billion a year in losses from natural hazards across the state. Inland flooding is the costliest hazard in 14 of its 29 counties, followed by earthquake in 9. None is rated Very High overall. About 0.3% of homes carry federal flood insurance, and the program has paid $7.3 million on 1,147 claims here since 1978.
Top hazards
Recent federal declarations
All states ›Largest counties
Salt Lake County
1,185,141 people
EarthquakeUtah County
659,138 people
EarthquakeDavis County
362,649 people
EarthquakeWeber County
262,158 people
EarthquakeWashington County
180,117 people
WildfireCache County
133,078 people
EarthquakeTooele County
72,600 people
WildfireBox Elder County
57,579 people
EarthquakeIron County
57,174 people
WildfireSummit County
42,322 people
Inland floodingUintah County
35,592 people
Inland floodingWasatch County
34,769 people
Inland floodingAll 29 counties
| Name | People | Overall risk | Top hazard | Declarations | Homes insured |
|---|---|---|---|---|---|
| Beaver County | 7,072 | Earthquake | 7 | 0% | |
| Box Elder County | 57,579 | Earthquake | 7 | 0.2% | |
| Cache County | 133,078 | Earthquake | 5 | 0.2% | |
| Carbon County | 20,381 | Inland flooding | 3 | 0.5% | |
| Daggett County | 927 | Avalanche | 5 | 0.1% | |
| Davis County | 362,649 | Earthquake | 9 | 0.3% | |
| Duchesne County | 19,596 | Inland flooding | 6 | 0.1% | |
| Emery County | 9,809 | Inland flooding | 4 | 0.2% | |
| Garfield County | 5,083 | Inland flooding | 5 | 0.5% | |
| Grand County | 9,604 | Inland flooding | 2 | 2.2% | |
| Iron County | 57,174 | Wildfire | 5 | 0.5% | |
| Juab County | 11,765 | Wildfire | 7 | 0.2% | |
| Kane County | 7,644 | Inland flooding | 6 | 0.5% | |
| Millard County | 12,968 | Earthquake | 9 | 0.1% | |
| Morgan County | 12,295 | Inland flooding | 8 | 0.9% | |
| Piute County | 1,429 | Inland flooding | 7 | 1.7% | |
| Rich County | 2,507 | Inland flooding | 3 | 0.1% | |
| Salt Lake County | 1,185,141 | Earthquake | 10 | 0.2% | |
| San Juan County | 14,449 | Inland flooding | 4 | 0.1% | |
| Sanpete County | 28,408 | Avalanche | 8 | 0.9% | |
| Sevier County | 21,466 | Earthquake | 7 | 1% | |
| Summit County | 42,322 | Inland flooding | 8 | 0.8% | |
| Tooele County | 72,600 | Wildfire | 9 | 0.2% | |
| Uintah County | 35,592 | Inland flooding | 6 | 0.5% | |
| Utah County | 659,138 | Earthquake | 11 | 0.3% | |
| Wasatch County | 34,769 | Inland flooding | 9 | 0.7% | |
| Washington County | 180,117 | Wildfire | 12 | 0.3% | |
| Wayne County | 2,466 | Inland flooding | 2 | 0% | |
| Weber County | 262,158 | Earthquake | 9 | 0.2% |
Linked names have a full page. Overall risk from the FEMA National Risk Index (December 2025); declarations are federal disaster and emergency declarations for natural events since 1953 (OpenFEMA); homes insured is the share with NFIP flood policies.