Low Risk Oregon  ·  Wildfire / Flash Flooding

Umatilla County OR

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

5/ 10
Threat Score
Population
77
Area
3,231
sq miles
Primary Hazard
Wildfire / Flash Flooding
FEMA Disasters
6
federally declared

Umatilla County OR in Oregon faces wildfire / flash flooding risk across its 3,231 square mile area. Pendleton serves this northeast Oregon county with Umatilla Chemical Depot nearby. Umatilla 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 Wildfire / Flash Flooding
Secondary Hazard Winter Storm
FEMA Flood Zone Low
Federally Declared Disasters 6
Last Major Event 2020 Wildfire
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (541) 278-6200
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Umatilla County OR
State Oregon (OR)
Population 77
Area 3,231 sq miles
FEMA Region Low

// Major Cities

Hermiston OR Pendleton OR

// Cities in This County

// Other Oregon Counties

// Nearby Infrastructure Risks

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

🌊
McNary Dam OR/WA
Major Dam  ·  Umatilla, OR  ·  US Army Corps of Engineers  ·  20-mi risk zone
7/10 High

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