Low Risk New Jersey  ·  Tornado / Flash Flooding

Sussex County NJ

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

5/ 10
Threat Score
Population
142
Area
521
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
6
federally declared

Sussex County NJ in New Jersey faces tornado / flash flooding risk across its 521 square mile area. Newton serves this northwest New Jersey county in the Delaware Water Gap region. Sussex 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 2018 Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (973) 579-0500
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Sussex County NJ
State New Jersey (NJ)
Population 142
Area 521 sq miles
FEMA Region Low

// Other New Jersey Counties