Low Risk New Mexico  ·  Wildfire / Flash Flooding

Rio Arriba County NM

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

5/ 10
Threat Score
Population
40
Area
5,861
sq miles
Primary Hazard
Wildfire / Flash Flooding
FEMA Disasters
6
federally declared

Rio Arriba County NM in New Mexico faces wildfire / flash flooding risk across its 5,861 square mile area. Tierra Amarilla serves this large north-central New Mexico county near Los Alamos. Rio Arriba 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 Calf Canyon Hermits Peak Fire
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (505) 753-3228
Emergency Shelters 2 designated facilities
Evacuation Routes State and US highways

// County Profile

County Rio Arriba County NM
State New Mexico (NM)
Population 40
Area 5,861 sq miles
FEMA Region Low

// Other New Mexico Counties