Natural hazards · Guyan

Guyan, OH natural hazards

Most of the natural-hazard damage FEMA expects in Guyan comes from inland flooding, and overall the risk is very high for a U.S. community. Flood insurance has paid 9 claims here since 1996. 5 federal disasters brought FEMA money into town.

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

How exposed is Guyan?

81
Very high
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Guyan to be higher than in 81% of U.S. communities, mostly from inland flooding.

Inland flooding82%Heat waves10%Everything else8%
By hazard

What Guyan faces

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

Inland flooding

82% of expected damage
Well above average · higher than 95% of U.S. places
Recorded about 3 times a year in the area

Heat waves

10% of expected damage
Well above average · higher than 76% of U.S. places
Recorded about 5 times a year in the area

Lower here

HurricanesTornadoesHailIce stormsWinter weatherCold wavesWildfireEarthquakesLandslidesStrong windLightningDrought

Not a risk here

Coastal floodingAvalanchesTsunamisVolcanic 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 Guyan flood?

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

9paid claims since 1996
$89Kpaid to owners
0homes flooded more than once
19962026

Biggest named events

  • Tropical Storm Ivan: 1 claim, $3K
of homes in flood zones
are insured
of all homes
are insured
No community discount. Guyan isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Gallia County.
Disasters that hit Guyan

5 federal disasters brought FEMA money here

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

Brought FEMA money into GuyanDeclared for Gallia County only
2019

Severe Storms, Flooding, and Landslides

$14K to the Township of Guyan for repairs
2012

Severe Storms and Straight-Line Winds

$41K to the Township of Guyan for repairs
2011

Severe Storms and Flooding

$200K to the Township of Guyan for repairs
2004

Severe Storms and Flooding

$59K to the Township of Guyan for repairs
2003

Severe Winter Storm and Record/Near Record Snow

$43K to the Township of Guyan for repairs
Gallia County has had 13 natural disasters declared since 1953, most often severe storms and floods.
Around Guyan

Guyan and the towns around it

Crown City: Very high, mostly inland floodingMason: High, mostly inland floodingOhio: Very high, mostly inland floodingHarrison: Very high, mostly inland floodingRome: Very high, mostly inland floodingWindsor: High, mostly inland floodingWalnut: Low, mostly inland floodingAid: High, mostly inland floodingApple Grove: High, mostly inland floodingClay: Very high, mostly inland floodingGreen: Moderate, mostly inland floodingLesage: Very high, mostly inland floodingUnion: Very high, mostly inland floodingMiller: Very high, mostly inland floodingProctorville: Very high, mostly inland floodingGuyan: Very high, mostly inland flooding GuyanCrown CityMasonOhioHarrisonRome
Very lowLowModerateHighVery high
Guyanmostly inland floodingVery high
Crown Citymostly inland floodingVery high
Ohiomostly inland floodingVery high
Harrisonmostly inland floodingVery high
Romemostly inland floodingVery high
Masonmostly inland floodingHigh
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. Guyan covers 1 census tract, combined by population.
Money that reached townFlood claims are matched to Guyan’s own flood-insurance community (here, the census tracts inside it); household aid to the registrant’s city; repair grants to the Township of Guyan. 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 Guyan total about $2.0M 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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Guyan

Ohio · OH · Gallia County
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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/15 · 2025-01-01