Low Risk New Jersey  ·  Tornado / Flash Flooding

Somerset County NJ

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

5/ 10
Threat Score
Population
328
Area
305
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
6
federally declared

Somerset County NJ in New Jersey faces tornado / flash flooding risk across its 305 square mile area. Somerville serves this central New Jersey county with Raritan River Ida flooding. Somerset 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 Ida 2021
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (908) 231-7000
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Somerset County NJ
State New Jersey (NJ)
Population 328
Area 305 sq miles
FEMA Region Low

// Other New Jersey Counties