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

Greenbrier County Disaster Risk

Greenbrier County, West Virginia

FEMA Risk Rating

Relatively Low

National Percentile

76th

of 3,144 counties

State Rank

#7

of 55 (1 = highest risk)

Flood Risk

85th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 85% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 57% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 13% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 56% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 53% of US counties

Risk Overview

About Natural Disaster Risk in Greenbrier County, West Virginia

Greenbrier faces above-average disaster risk

Greenbrier County's composite risk score of 75.76 and Relatively Low rating indicate elevated natural disaster exposure compared to most U.S. counties. The score sits substantially above West Virginia's average of 49.21, making it one of the state's higher-risk areas.

Highest-risk county in West Virginia

Greenbrier County's score of 75.76 ranks it as West Virginia's most hazard-exposed county, 54% above the state average of 49.21. The county faces multifaceted disaster risks across flooding, seismic activity, and wildfire.

Significantly riskier than surrounding counties

Greenbrier's score of 75.76 far exceeds nearby Fayette County (53.44), Hardy County (42.46), and Hampshire County (38.01). The county's geography creates pronounced vulnerability to multiple hazard types simultaneously.

Floods, earthquakes, and wildfires dominate

Greenbrier County residents face substantial flood risk (84.61), significant earthquake exposure (55.98), and notable wildfire danger (57.22). These three hazards drive the county's overall elevated composite risk score and require serious preparedness planning.

Comprehensive insurance coverage is essential

Greenbrier's flood risk of 84.61 makes NFIP or private flood insurance non-negotiable for all residents, not just those in mapped zones. Homeowners should also review earthquake coverage options and maintain property insurance that accounts for wildfire exposure (57.22).

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

Preparedness Guide

What to Prepare for in Greenbrier County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    85th percentile
  2. #2
    WildfirePrepare
    57th percentile
  3. #3
    EarthquakePrepare
    56th percentile

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

Risk Advisory: Greenbrier County

Risk Verdict

Greenbrier County sits below the national average for natural disaster exposure, ranking at the 76th percentile across all U.S. counties. Greenbrier County's elevated composite score reflects cumulative multi-hazard exposure; households should prepare for the county's two or three primary hazard types.

Hazard Breakdown

Flood risk is Greenbrier County's dominant natural hazard, ranked at the 85th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 57th percentile nationally. Additional tracked hazards include earthquake (56th percentile), hurricane (53th percentile), tornado (13th percentile).

Preparedness Context

With flood ranked as the primary hazard at the 85th percentile nationally, Greenbrier County households should build a go-bag that includes important documents, medications, and supplies to sustain the family for at least three days if evacuation is needed. The county's second-ranked hazard, wildfire at the 57th percentile nationally, means Greenbrier County residents face compounding risks from multiple natural hazard types during peak seasons. A waterproof container for documents (insurance policies, ID, prescriptions) and a clear household communication plan for when phone networks are congested are the two highest-value low-cost preparedness steps for Greenbrier County households.

Regional Context

A composite score 26.6 points above the West Virginia state average puts Greenbrier County in a higher-risk category than most counties in the state.

Is your household prepared for Greenbrier 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 Greenbrier County, WV?
Greenbrier County has a FEMA National Risk Index rating of Relatively Low, placing it in the 76th 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 Greenbrier County?
Greenbrier County is evaluated for five major natural hazard types: flooding (85th percentile), wildfire (57th percentile), earthquake (56th percentile), hurricane (53th percentile), tornado (13th percentile). The highest-risk hazard is flooding at the 85th 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 Greenbrier County risk compare to the West Virginia average?
Greenbrier County's composite risk percentile is 76th, compared to the West Virginia state average of 49th percentile. The state's overall risk rating is Relatively Low. This means Greenbrier County faces higher natural disaster risk than the typical county in West Virginia.
Is Greenbrier County at risk for flooding?
Yes, Greenbrier County's flooding risk is at the 85th percentile nationally. This places it in the top quartile for this hazard type.
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 Greenbrier County higher risk than average?
Greenbrier County's composite risk score of 76th percentile is above the West Virginia state average of 49th percentile. This elevated risk is driven by flooding exposure (85th percentile), along with wildfire and earthquake and hurricane 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.