Moderate Risk Arizona  ·  Extreme Heat / Flash Flooding

Yuma County AZ

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

6/ 10
Threat Score
Population
209
Area
5,522
sq miles
Primary Hazard
Extreme Heat / Flash Flooding
FEMA Disasters
7
federally declared

Yuma County AZ in Arizona faces extreme heat / flash flooding risk across its 5,522 square mile area. Yuma faces extreme heat regularly exceeding 120°F and hosts a major US military training center. Yuma 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 Extreme Heat / Flash Flooding
Secondary Hazard Dust Storm
FEMA Flood Zone Moderate
Federally Declared Disasters 7
Last Major Event 2021 Extreme Heat
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (928) 373-1010
Emergency Shelters 3 designated facilities
Evacuation Routes State and US highways

// County Profile

County Yuma County AZ
State Arizona (AZ)
Population 209
Area 5,522 sq miles
FEMA Region Moderate

// Major Cities

San Luis AZ Yuma AZ

// Cities in This County

// Other Arizona Counties

// Nearby Infrastructure Risks

Critical infrastructure facilities within or near this area that could affect civilian safety during emergencies, conflict, or infrastructure failures.

Yuma Proving Ground AZ
Military Installation  ·  Yuma, AZ  ·  US Army  ·  25-mi risk zone
6/10 Moderate

Infrastructure risk data is for emergency preparedness awareness. Facility locations are publicly known. Always follow official emergency guidance.