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

Lea County Disaster Risk

Lea County, New Mexico

FEMA Risk Rating

Relatively Moderate

National Percentile

86th

of 3,144 counties

State Rank

#5

of 33 (1 = highest risk)

Flood Risk

88th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 88% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively High

Higher than 98% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 54% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 29% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 40% of US counties

Risk Overview

About Natural Disaster Risk in Lea County, New Mexico

Lea County faces the state's highest risk

With a composite risk score of 86.01, Lea County ranks as relatively moderate and substantially exceeds New Mexico's state average of 58.92. This elevated exposure makes Lea one of the most hazard-prone counties in the state.

Highest-risk county in New Mexico

Lea County ranks first statewide in composite disaster risk, surpassing even neighboring Eddy County (83.65). The county's vulnerability to flooding, wildfires, and tornadoes creates a compounded threat landscape unique in New Mexico.

Riskier than all adjacent counties

Lea County's 86.01 score edges out neighboring Eddy (83.65) and exceeds Lincoln (79.48) and other surrounding areas. This southeastern location places Lea at the convergence of multiple hazard corridors, amplifying cumulative risk.

Wildfire, flooding, and tornadoes all threaten

Lea County faces a triple threat: wildfire (98.03), flood (88.33), and tornado (54.45) risks all exceed state averages. Earthquake (29.26) and hurricane (39.76) risks add complexity, requiring comprehensive preparedness planning across multiple hazard types.

Comprehensive insurance is essential

Secure flood insurance, wildfire coverage, and tornado-resistant improvements (reinforced windows, storm shelters) to address Lea County's compounded hazards. Review your homeowners policy annually to ensure adequate coverage across multiple perils, and maintain defensible space around your property.

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

Preparedness Guide

What to Prepare for in Lea County

Top Hazards by Exposure

  1. #1
    WildfirePrepare
    98th percentile
  2. #2
    FloodPrepare
    88th percentile
  3. #3
    TornadoPrepare
    54th percentile

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

Risk Advisory: Lea County

Risk Verdict

At the 86th percentile nationally, Lea County sits in the upper half of U.S. counties for natural disaster exposure. At this risk level, having a documented household preparedness plan — not just awareness — is the meaningful next step for Lea County residents.

Hazard Breakdown

Wildfire risk is Lea County's dominant natural hazard, ranked at the 98th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 88th percentile nationally. Additional tracked hazards include tornado (54th percentile), hurricane (40th percentile), earthquake (29th percentile).

Preparedness Context

Lea County sits at the 98th percentile for wildfire exposure. Signing up for Lea County's county emergency alert system and knowing the pre-planned evacuation route before conditions deteriorate are the two highest-value preparedness actions for residents here. Alongside wildfire, flood at the 88th percentile nationally means a multi-season preparedness mindset — fire season and flood or storm season often require different household plans. In Lea County, wildfire smoke often precedes the flame front by hours or days; households benefit from tracking EPA's AirNow.gov and having HEPA air filtration available as a first line of indoor protection when air quality alerts are issued.

Regional Context

The New Mexico county average is 27.1 composite points below Lea County's score, a gap that reflects the county's elevated position in the state's hazard distribution.

Is your household prepared for Lea 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 Lea County, NM?
Lea County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 86th 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 Lea County?
Lea County is evaluated for five major natural hazard types: wildfire (98th percentile), flooding (88th percentile), tornado (54th percentile), hurricane (40th percentile), earthquake (29th percentile). The highest-risk hazard is wildfire at the 98th 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 Lea County risk compare to the New Mexico average?
Lea County's composite risk percentile is 86th, compared to the New Mexico state average of 59th percentile. The state's overall risk rating is Relatively Low. This means Lea County faces higher natural disaster risk than the typical county in New Mexico.
Is Lea County at risk for wildfire?
Yes, Lea County's wildfire risk is at the 98th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Lea County is at the 88th 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 Lea County higher risk than average?
Lea County's composite risk score of 86th percentile is above the New Mexico state average of 59th percentile. This elevated risk is driven by wildfire exposure (98th percentile), along with flooding and tornado 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.