Low Risk Illinois  ·  Tornado / Flash Flooding

Massac County IL

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

5/ 10
Threat Score
Population
15
Area
239
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
6
federally declared

Massac County IL in Illinois faces tornado / flash flooding risk across its 239 square mile area. Metropolis home of Superman on the Ohio River faces serious flooding risk. Massac 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 Mississippi River Flooding
FEMA Flood Zone Low
Federally Declared Disasters 6
Last Major Event 2019 Ohio River Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (618) 524-5213
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Massac County IL
State Illinois (IL)
Population 15
Area 239 sq miles
FEMA Region Low

// Other Illinois Counties