Low Risk New Mexico  ·  Wildfire / Flash Flooding

Los Alamos County NM

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

5/ 10
Threat Score
Population
19
Area
109
sq miles
Primary Hazard
Wildfire / Flash Flooding
FEMA Disasters
6
federally declared

Los Alamos County NM in New Mexico faces wildfire / flash flooding risk across its 109 square mile area. Los Alamos National Laboratory the birthplace of the atomic bomb was threatened by wildfire in 2022. Los Alamos 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 2022 Cerro Pelado Fire
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (505) 662-8010
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Los Alamos County NM
State New Mexico (NM)
Population 19
Area 109 sq miles
FEMA Region Low

// Major Cities

Los Alamos NM White Rock NM

// Cities in This County

// Other New Mexico Counties