Low Risk Indiana  ·  Tornado / Flash Flooding

Harrison County IN

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

5/ 10
Threat Score
Population
40
Area
485
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
6
federally declared

Harrison County IN in Indiana faces tornado / flash flooding risk across its 485 square mile area. Corydon serves this south Indiana county on the Ohio River border near Louisville. Harrison 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 Severe Storm
FEMA Flood Zone Low
Federally Declared Disasters 6
Last Major Event 2019 Ohio River Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (812) 738-8241
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Harrison County IN
State Indiana (IN)
Population 40
Area 485 sq miles
FEMA Region Low

// Other Indiana Counties