Natural hazards · Charleston

Charleston, WV natural hazards

Most of the natural-hazard damage FEMA expects in Charleston comes from inland flooding, and overall the risk is very high for a U.S. community. Flood insurance has paid 251 claims here since 1978. 13 federal disasters brought FEMA money into town.

FEMA National Risk Index, December 2025 · OpenFEMA claims, aid & declarations
Expected damage

How exposed is Charleston?

86
Very high
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Charleston to be higher than in 86% of U.S. communities, mostly from inland flooding.

Inland flooding92%Everything else8%
By hazard

What Charleston faces

Each hazard’s share of the damage FEMA expects here, and how that compares with the rest of the country.

Inland flooding

92% of expected damage
Well above average · higher than 97% of U.S. places
Recorded about 4 times a year in the area

Lower here

HurricanesTornadoesHailIce stormsWinter weatherCold wavesHeat wavesWildfireEarthquakesLandslidesStrong windLightningDroughtAvalanches

Not a risk here

Coastal floodingTsunamisVolcanic activity
Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.
Flood insurance claims

Does Charleston flood?

Every paid claim on a federal flood insurance policy in Charleston, from FEMA’s records.

251paid claims since 1978
$2.0Mpaid to owners
30homes flooded more than once
19782026

Biggest named events

  • Tropical Storm Ivan: 12 claims, $105K
  • Summer severe storms: 6 claims, $81K
  • Not a named storm: 4 claims, $9K

Homes that flooded again and again

■ FEMA “severe repetitive loss” (4) ■ flooded 2+ times

of homes in flood zones
are insured
of all homes
are insured
🏷️ 05% off flood insurance. Charleston is in FEMA’s Community Rating System (class 9) for its flood-proofing work.
Insurance rates: Kanawha County.

What’s been done with FEMA grants

81flood-prone properties bought out and cleared
3buildings floodproofed
1storm safe rooms built
Disasters that hit Charleston

13 federal disasters brought FEMA money here

Disasters the President declared that paid out in Charleston itself: aid to households, or repair grants to the City of Charleston.

Brought FEMA money into CharlestonDeclared for Kanawha County only
2024

Severe Storms, Flooding, Landslides, and Mudslides

110 households applied for aid $537K aid approved
2024

Severe Storms, Straight-Line Winds, Tornadoes, Flooding, Landslides, and Mudslides

338 households applied for aid $1.0M aid approved
2023

Severe Storms, Flooding, Landslides, and Mudslides

51 households applied for aid $77K aid approved
2021

Severe Storms and Flooding

66 households applied for aid $137K aid approved
2016

Severe Storms, Flooding, Landslides, and Mudslides

185 households applied for aid $372K aid approved
2015

Severe Winter Storm, Flooding, Landslides, and Mudslides

$317K to the City of Charleston for repairs
2012

Severe Storms and Straight-Line Winds

436 households applied for aid $392K aid approved
2010

Severe Storms, Flooding, Mudslides, and Landslides

38 households applied for aid $57K aid approved
2009

Severe Winter Storm and Snowstorm

$15K to the City of Charleston for repairs
2004

Severe Storms, Flooding, and Landslides

376 households applied for aid $737K aid approved $3K to the City of Charleston for repairs
2003

Severe Storms, Flooding, and Landslides

1,368 households applied for aid $4.4M aid approved $799K to the City of Charleston for repairs
2003

Severe Winter Storm, Record/Near Record Snow, Heavy Rains, Flooding and Landslides

110 households applied for aid $205K aid approved $213K to the City of Charleston for repairs
2000

Flooding, Severe Storms, and Landslides

$987 to the City of Charleston for repairs
Kanawha County has had 27 natural disasters declared since 1953, most often floods and severe storms.
Around Charleston

Charleston and the towns around it

South Charleston: Very high, mostly inland floodingMalden: Very high, mostly inland floodingDunbar: Very high, mostly inland floodingJefferson: Very high, mostly inland floodingWest Dunbar: Very high, mostly inland floodingCharleston: Very high, mostly inland flooding CharlestonSouth CharlestonMaldenDunbar
Very lowLowModerateHighVery high
Maldenmostly inland floodingVery high
Dunbarmostly inland floodingVery high
Charlestonmostly inland floodingVery high
South Charlestonmostly inland floodingVery high
About these numbers

How to read this page

An average, not a forecastFEMA’s National Risk Index estimates the damage 18 kinds of natural hazards cause in a typical year, from decades of records and models. A quiet decade can follow a bad year.
Compared by rate“Higher than N%” compares yearly damage as a share of what’s here, so a big city isn’t rated riskier just for having more buildings. Charleston covers 18 census tracts, combined by population.
Money that reached townFlood claims are matched to Charleston’s own flood-insurance community; household aid to the registrant’s city; repair grants to the City of Charleston. FEMA’s model follows property values, so a place that recently lost many homes can rate lower than it feels.

FEMA’s expected losses across Charleston total about $41.1M a year, counting buildings, people and crops.

Sources: FEMA National Risk Index (December 2025); OpenFEMA: NFIP redacted claims, multiple-loss properties, community status book and residential penetration rates, housing assistance (owners and renters), public assistance funded projects, hazard mitigation properties and disaster declarations. Census tracts: U.S. Census Bureau.

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01