Duval County and Jacksonville face hurricane and flooding risk from both the Atlantic coast and the St. Johns River, which runs through the city and backs up during storm surge events, flooding inland neighborhoods miles from the coast. Matthew in 2016 produced record St. Johns River flooding that surprised many residents far from the beach.
// Preparedness Recommendations
- Evacuation routes inland should be identified in advance.
- Store at least 72 hours of food and water.
- Elevate critical belongings above flood level.
- Have backup power ready in case of grid failure.
// Recommended Supplies
Essential gear for power outages, severe weather, and emergency situations in your area.
- Emergency Food Supplies
- Water Filtration & Storage
- Backup Generator
- Solar Backup Power
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// Risk Intelligence
| Threat Score | 7 / 10 High Risk |
| Primary Hazard | Hurricane / Flooding |
| Secondary Hazard | Tornado |
| FEMA Flood Zone | Zone AE (High Risk) |
| Federally Declared Disasters | 45 |
| Last Major Event | Hurricane Matthew (2016) |
| Event Frequency | Major event every 4–6 years |
// Emergency Operations
| Emergency Mgmt Phone | (904) 630-2472 |
| Emergency Shelters | 38 designated facilities |
| Evacuation Routes | I-95 North, I-10 West, US-1 North, SR-9A South |
// County Profile
| County | Duval County FL |
| State | Florida (FL) |
| Population | 995,567 |
| Area | 763 sq miles |
| FEMA Region | Zone AE (High Risk) |
// Major Cities
// Cities in This County
// Other Florida Counties
// Nearby Infrastructure Risks
Critical infrastructure facilities within or near this area that could affect civilian safety during emergencies, conflict, or infrastructure failures.
Infrastructure risk data is for emergency preparedness awareness. Facility locations are publicly known. Always follow official emergency guidance.