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

Grant County Disaster Risk

Grant County, New Mexico

FEMA Risk Rating

Relatively Low

National Percentile

74th

of 3,144 counties

State Rank

#17

of 33 (1 = highest risk)

Flood Risk

84th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 84% 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 7% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 50% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 8% of US counties

Risk Overview

About Natural Disaster Risk in Grant County, New Mexico

Grant County sits at moderate risk level

Grant County's composite risk score of 74.14 places it in the relatively low category, meaningfully above the New Mexico state average of 58.92. The county's hazard profile is shaped primarily by wildfire exposure, which dominates its overall risk calculation.

Middle-of-pack risk among state counties

Grant County ranks in the middle range of New Mexico counties by disaster vulnerability, neither among the highest nor lowest risk areas. Its position reflects moderate hazard exposure compared to neighbors like Hidalgo and Eddy.

Riskier than western neighbors

Grant County's 74.14 score exceeds neighboring Hidalgo County (8.94) but lags eastern counties like Eddy (83.65) and Lea (86.01). The county's wildfire exposure (96.95) nearly matches Lincoln County's 98.76, making regional comparison essential for understanding local fire season preparedness.

Wildfire is the dominant threat

Wildfire risk reaches 96.95 in Grant County, among the highest in the state and a critical concern for residents and property owners. Flood risk is also notable at 83.68, while tornado (6.93), hurricane (7.93), and earthquake (50.45) risks remain secondary.

Prioritize wildfire and flood protection

Obtain homeowners insurance that includes wildfire coverage and consider additional endorsements for high-risk properties near vegetation zones. Also secure flood insurance through the National Flood Insurance Program, particularly if you live in mapped flood zones or areas prone to flash flooding.

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

Preparedness Guide

What to Prepare for in Grant County

Top Hazards by Exposure

  1. #1
    WildfirePrepare
    97th percentile
  2. #2
    FloodPrepare
    84th percentile
  3. #3
    EarthquakePrepare
    50th percentile

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

Risk Advisory: Grant County

Risk Verdict

Natural hazard pressure in Grant County is below the national midpoint, with a composite score at the 74th percentile. Proactive emergency planning and awareness of the specific hazards driving Grant County's score can meaningfully reduce household risk.

Hazard Breakdown

Wildfire risk is Grant County's dominant natural hazard, ranked at the 97th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 84th percentile nationally. Additional tracked hazards include earthquake (50th percentile), hurricane (8th percentile), tornado (7th percentile).

Preparedness Context

With wildfire ranked at the 97th percentile nationally, Grant County is in a zone where air quality can deteriorate rapidly before structures are threatened. An N95 respirator and a HEPA air purifier are practical items for Grant County households to have on hand before fire season. The county's flood exposure at the 84th percentile nationally complements the wildfire risk — saturating rain after burn scarring often triggers secondary flood and debris flow events. Defensible space, insurance review, and an evacuation plan are the three preparedness pillars for Grant County households — and the insurance review is the one most often deferred by Grant County residents and most costly to skip when a fire event actually occurs.

Regional Context

Grant County is 15.2 composite risk points above the New Mexico average, indicating that residents face greater natural hazard exposure than most of their in-state neighbors.

Is your household prepared for Grant 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 Grant County, NM?
Grant County has a FEMA National Risk Index rating of Relatively Low, placing it in the 74th 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 Grant County?
Grant County is evaluated for five major natural hazard types: wildfire (97th percentile), flooding (84th percentile), earthquake (50th percentile), hurricane (8th percentile), tornado (7th 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 Grant County risk compare to the New Mexico average?
Grant County's composite risk percentile is 74th, compared to the New Mexico state average of 59th percentile. The state's overall risk rating is Relatively Low. This means Grant County faces higher natural disaster risk than the typical county in New Mexico.
Is Grant County at risk for wildfire?
Yes, Grant County's wildfire risk is at the 97th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Grant County is at the 84th 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 Grant County higher risk than average?
Grant County's composite risk score of 74th percentile is above the New Mexico state average of 59th percentile. This elevated risk is driven by wildfire exposure (97th percentile), along with flooding and earthquake 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.