Moderate Risk Missouri  ·  Tornado / Missouri River Flooding

Franklin County MO

EMERGENCY PREPAREDNESS & DISASTER RISK PROFILE  ·  LAST UPDATED: Mar 2026

6/ 10
Threat Score
Population
101
Area
922
sq miles
Primary Hazard
Tornado / Missouri River Flooding
FEMA Disasters
7
federally declared

Franklin County MO in Missouri faces tornado / missouri river flooding risk across its 922 square mile area. Union serves this St. Louis western suburb county on the Missouri River. Franklin serves as the county seat and regional emergency coordination hub.

// 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.

// Risk Intelligence

Threat Score 6 / 10    Moderate Risk
Primary Hazard Tornado / Missouri River Flooding
Secondary Hazard Severe Storm
FEMA Flood Zone Moderate
Federally Declared Disasters 7
Last Major Event 2019 Missouri River Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (636) 583-6355
Emergency Shelters 3 designated facilities
Evacuation Routes State and US highways

// County Profile

County Franklin County MO
State Missouri (MO)
Population 101
Area 922 sq miles
FEMA Region Moderate

// Other Missouri Counties