Low Risk Tennessee  ·  Tornado / Flash Flooding

Jefferson County TN

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

5/ 10
Threat Score
Population
54
Area
274
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
6
federally declared

Jefferson County TN in Tennessee faces tornado / flash flooding risk across its 274 square mile area. Dandridge on Douglas Lake serves this northeast Tennessee county near Knoxville. Jefferson 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 5 / 10    Low Risk
Primary Hazard Tornado / Flash Flooding
Secondary Hazard Winter Storm
FEMA Flood Zone Low
Federally Declared Disasters 6
Last Major Event 2019 Flash Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (865) 397-9181
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Jefferson County TN
State Tennessee (TN)
Population 54
Area 274 sq miles
FEMA Region Low

// Other Tennessee Counties