Sonoma County suffered catastrophic losses in the 2017 Tubbs Fire, which destroyed 5,600 structures and killed 22 people in one of the deadliest fires in California history. The county also sits near the Rodgers Creek Fault. Combined with flooding risk along the Russian River, Sonoma County faces a complex multi-hazard environment.
// Risk Intelligence
| Threat Score | 8 / 10 High Risk |
| Primary Hazard | Wildfire / Earthquake |
| Secondary Hazard | Flooding |
| FEMA Flood Zone | Zone X (Seismic High Risk) |
| Federally Declared Disasters | 48 |
| Last Major Event | Tubbs Fire (2017) |
| Event Frequency | Major event every 3–4 years |
// Emergency Operations
| Emergency Mgmt Phone | (707) 565-3856 |
| Emergency Shelters | 26 designated facilities |
| Evacuation Routes | US-101 North, SR-116 West, SR-12 East |
// Recommended Preparedness Gear
Based on Sonoma County CA's primary hazard profile (Wildfire / Earthquake), the following gear is recommended for a High risk area.
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// County Profile
| County | Sonoma County CA |
| State | California (CA) |
| Population | 494336 |
| Area | 1576 sq miles |
| FEMA Region | Zone X (Seismic High Risk) |
// Other California Counties
El Dorado County CA
Wildfire / Earthquake
7/10
High
Napa County CA
Earthquake / Wildfire
7/10
High
Kern County CA
Earthquake / Wildfire
7/10
High
Sacramento County CA
Flooding / Earthquake
7/10
High
Butte County CA
Wildfire / Flooding
9/10
Critical
Contra Costa County CA
Earthquake / Wildfire
7/10
High