riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

San Miguel County Disaster Risk

San Miguel County, New Mexico

FEMA Risk Rating

Relatively Low

National Percentile

75th

of 3,144 counties

State Rank

#15

of 33 (1 = highest risk)

Flood Risk

83th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 83% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively High

Higher than 97% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 15% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 48% of US counties

Risk Overview

About Natural Disaster Risk in San Miguel County, New Mexico

San Miguel's risk outpaces national average

With a composite risk score of 74.59, San Miguel County faces above-average natural disaster risk compared to U.S. counties overall. The county's 'Relatively Low' rating reflects meaningful exposure to certain hazards, particularly wildfire and flood events that affect the broader Southwest region.

Mid-tier risk in New Mexico

San Miguel ranks in the middle of New Mexico's county risk profile, with a composite score of 74.59 against the state average of 58.92. This places the county above the state median, driven by elevated wildfire and flood vulnerabilities common across northern New Mexico.

Less risky than Santa Fe, similar to Taos

San Miguel's risk profile sits between safer southern counties like Torrance (46.15) and higher-risk Santa Fe (85.97). The county shares similar wildfire (97.30) and flood (83.37) concerns with nearby Taos County, reflecting shared geography and climate patterns.

Wildfires and floods dominate here

Wildfire risk scores exceptionally high at 97.30, making forest fires San Miguel's most pressing hazard—critical given the county's mixed woodlands and populated valleys. Flood risk of 83.37 compounds concerns during monsoon season and snowmelt, particularly in low-lying areas near waterways.

Prioritize wildfire and flood coverage

Homeowners should verify that standard policies cover wildfire damage and consider separate flood insurance, as many standard policies exclude it. Creating defensible space around structures—clearing brush within 30 feet—is as critical as ensuring adequate coverage for San Miguel's highest risks.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in San Miguel County

Top Hazards by Exposure

  1. #1
    WildfirePrepare
    97th percentile
  2. #2
    FloodPrepare
    83th percentile
  3. #3
    EarthquakePrepare
    48th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: San Miguel County

Risk Verdict

At the 75th percentile nationally, San Miguel County experiences a manageable level of natural hazard risk that falls below the U.S. median. San Miguel County's risk profile calls for targeted preparedness, focusing on the hazard categories that dominate the county's score.

Hazard Breakdown

Wildfire risk is San Miguel County's dominant natural hazard, ranked at the 97th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 83th percentile nationally. Additional tracked hazards include earthquake (48th percentile), tornado (15th percentile).

Preparedness Context

Wildfire ranks as San Miguel County's primary hazard at the 97th percentile nationally. For San Miguel County households in high-WUI areas, go-bag readiness — the ability to leave within 15 minutes — is more important than shelter-in-place planning for most residential properties. The county's flood exposure at the 83th percentile nationally complements the wildfire risk — saturating rain after burn scarring often triggers secondary flood and debris flow events. San Miguel County county's local emergency management office publishes community-specific wildfire risk assessments and evacuation zone maps; households should review their zone assignment and sign up for zone-specific alerts.

Regional Context

San Miguel County falls 15.7 points above New Mexico's typical county risk level, which means the hazard environment here is notably more demanding than the state baseline.

Is your household prepared for San Miguel County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in San Miguel County, NM?
San Miguel County has a FEMA National Risk Index rating of Relatively Low, placing it in the 75th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect San Miguel County?
San Miguel County is evaluated for five major natural hazard types: wildfire (97th percentile), flooding (83th percentile), earthquake (48th percentile), tornado (15th percentile). The highest-risk hazard is wildfire at the 97th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does San Miguel County risk compare to the New Mexico average?
San Miguel County's composite risk percentile is 75th, compared to the New Mexico state average of 59th percentile. The state's overall risk rating is Relatively Low. This means San Miguel County faces higher natural disaster risk than the typical county in New Mexico.
Is San Miguel County at risk for wildfire?
Yes, San Miguel County's wildfire risk is at the 97th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, San Miguel County is at the 83th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is San Miguel County higher risk than average?
San Miguel County's composite risk score of 75th percentile is above the New Mexico state average of 59th percentile. This elevated risk is driven by wildfire exposure (97th percentile), along with flooding risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.