Wirt County, WV

FEMA National Risk Index scores, disaster declarations & hazard data

Population: 5,184

Very Low Riskier than 9% of US counties
Very Low Relatively Low Relatively Moderate Relatively High Very High

Wirt County has experienced 21 federally declared disasters since 1967, most recently Severe Winter Storm in 2026. Its overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.

Wirt County's highest-rated hazards are landslide, inland flooding, and hurricane, with its top risk rated "Relatively Low" by FEMA's National Risk Index. NOAA records 20 storm events in the county over the past decade. Community vulnerability is relatively low (26th percentile nationally), indicating stronger recovery capacity than most US counties.

Past disasters & FEMA designations

A federal disaster declaration officially designates a county for FEMA disaster assistance. Wirt County has been designated in 21 declarations since 1967, covering 7 disaster types including severe storm (9), flood (4), biological (2).

2002–2026
Year Type Event name
2026 Winter Storm Severe Winter Storm
2020 Biological Covid-19 Pandemic
2020 Biological Covid-19
2018 Mud/Landslide Severe Storms, Flooding, Landslides, And Mudslides
2015 Severe Storm Severe Winter Storm, Flooding, Landslides, And Mudslides
2015 Flood Severe Storms, Flooding, Landslides, And Mudslides
2013 Hurricane Hurricane Sandy
2012 Severe Storm Severe Storms And Straight-Line Winds
2012 Severe Storm Severe Storms
2009 Severe Storm Severe Storms, Flooding, Mudslides, And Landslides

Showing the 10 most recent of 21 total declarations since 1967.

Source: FEMA OpenFEMA Disaster Declarations Summaries. A single disaster can produce more than one record per county. Data current through September 2026.

Risk by hazard type

Hazard Risk rating Risk score Recorded events Deaths Prop. damage
Wildfire Very Low 0.5 0 0
Inland Flooding Relatively Low 35.5 14 0 $16K
Coastal Flooding Not Applicable 0 0
Earthquake Very Low 12.1
Heat Wave Very Low 18.3 0 0
Tornado Very Low 7.2 0 0
Hurricane Very Low 29.9 0 0
Hail Very Low 6.5 6 0 $10K
Strong Wind Very Low 9.7 0 0
Winter Weather Very Low 7.9 0 0
Ice Storm Very Low 22.1
Cold Wave Very Low 4.6
Lightning Very Low 12.1 0 0
Drought Very Low 26.1 0 0
Landslide Relatively Low 81.3 0 0
Avalanche Not Applicable
Tsunami Not Applicable
Volcanic Activity Not Applicable

Scores are 0–100 percentiles relative to all US counties — higher means more exposed, not that a disaster is likely this year. Event counts: NOAA Storm Events 2016–2026; earthquake counts from USGS ComCat (M3.0+, 1996–2026). See the methodology page for details.

Community vulnerability

Wirt County ranks in the 26th percentile (Low) for community vulnerability — a measure of how hard disaster impacts tend to hit residents. Higher vulnerability means more displacement, worse health outcomes, and slower recovery after a disaster.

SVI theme Percentile Vulnerability level
Overall 26th Low
Socioeconomic status 39th Low
Household characteristics 28th Low
Racial & ethnic minority status 1st Very low
Housing type & transportation 32nd Low

Source: CDC/ATSDR Social Vulnerability Index 2022. Percentiles compare counties nationally — higher means more vulnerable relative to other counties. See CDC SVI for full methodology.

Future risk outlook

Wildfire metric National percentile Level
Burn probability 31st Relatively Low
Risk to homes 30th Relatively Low
Buildings in direct exposure zone 88.7%

NOAA tracked 20 weather events in this county over 2016–2025: 7 in 2016–20 vs 13 in 2021–25 .

Wildfire: USDA Forest Service Wildfire Risk to Communities (RDS-2020-0016-2) — modeled values, not annual forecasts. See wildfirerisk.org. Inland flood and heat projections pending data availability; coastal sea-level projections are available for select coastal counties below — see the data page.

Nearby counties

Compare Wirt County with other counties → All West Virginia counties →

Frequently asked questions

What natural hazards pose the greatest risk in Wirt County?

According to the FEMA National Risk Index, the highest-risk hazards in Wirt County, West Virginia are landslide, inland flooding, and hurricane. The county's overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.

Has Wirt County received federal disaster declarations?

Yes. Wirt County has received 21 federal disaster declarations since 1967, including declarations in 2026. The most common disaster type on record is severe storm (9 declarations).

Has Wirt County had any FEMA disaster declarations in 2024, 2025, or 2026?

Yes. Recent federal disaster declarations for Wirt County include Severe Winter Storm (2026). See the declarations table above for the full history since 1967.

How does Wirt County's natural hazard risk compare to nearby counties?

Among neighboring counties, Wood County, WV has the highest overall natural hazard risk (Relatively Low) and Ritchie County, WV has the lowest (Very Low). Wirt County is rated Very Low overall.

How is Wirt County's composite disaster risk index calculated?

Wirt County's composite disaster risk index — officially FEMA's National Risk Index (NRI) — scores every US county on a 0–100 percentile scale across 18 natural hazard types, factoring in expected annual loss, social vulnerability, and community resilience. Wirt County's composite score of 9 means its overall natural hazard risk is higher than 9% of US counties.

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