Moderate Risk Oklahoma  ·  Tornado / Flash Flooding

Delaware County OK

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

6/ 10
Threat Score
Population
42
Area
737
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
7
federally declared

Delaware County OK in Oklahoma faces tornado / flash flooding risk across its 737 square mile area. Jay serves this northeast Oklahoma county on Grand Lake of the Cherokees. Delaware 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 6 / 10    Moderate Risk
Primary Hazard Tornado / Flash Flooding
Secondary Hazard Severe Storm
FEMA Flood Zone Moderate
Federally Declared Disasters 7
Last Major Event 2019 Tornado
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (918) 253-4520
Emergency Shelters 3 designated facilities
Evacuation Routes State and US highways

// County Profile

County Delaware County OK
State Oklahoma (OK)
Population 42
Area 737 sq miles
FEMA Region Moderate

// Other Oklahoma Counties