Natural hazards · Harrisville

Harrisville, UT natural hazards

Most of the natural-hazard damage FEMA expects in Harrisville comes from earthquakes, and overall the risk is low for a U.S. community. Flood insurance has paid 1 claim here since 2025.

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

How exposed is Harrisville?

32
Low
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Harrisville to be higher than in 32% of U.S. communities, mostly from earthquakes and inland flooding.

Earthquakes55%Inland flooding24%Lightning6%Heat waves6%Everything else10%
By hazard

What Harrisville faces

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

Earthquakes

55% of expected damage
Well above average · higher than 87% of U.S. places

Inland flooding

24% of expected damage
Well below average · higher than 5% of U.S. places
Recorded about once every 2 years in the area

Lightning

6% of expected damage
Well below average · higher than 11% of U.S. places

Heat waves

6% of expected damage
Above average · higher than 69% of U.S. places
Recorded about 3 times a year in the area

Lower here

TornadoesHailIce stormsWinter weatherCold wavesWildfireLandslidesStrong windDrought

Not a risk here

Coastal floodingHurricanesAvalanchesTsunamisVolcanic 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 Harrisville flood?

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

1paid claims since 2025
$9Kpaid to owners
0homes flooded more than once
20252026
of homes in flood zones
are insured
of all homes
are insured
No community discount. Harrisville isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Weber County.
Disasters that hit Harrisville

Federal disasters declared here

None of the disasters declared for Weber County shows FEMA aid or repair money reaching Harrisville itself in FEMA’s records.

Brought FEMA money into HarrisvilleDeclared for Weber County only
Weber County has had 9 natural disasters declared since 1953, most often floods and fires.
Around Harrisville

Harrisville and the towns around it

North Ogden: Low, mostly earthquakesOgden: High, mostly earthquakesPleasant View: Low, mostly avalanchesFarr West: Low, mostly inland floodingSouth Ogden: Moderate, mostly earthquakesRiverdale: Moderate, mostly earthquakesWest Haven: Low, mostly earthquakesMarriott-Slaterville: Low, mostly earthquakesRoy: Moderate, mostly earthquakesPlain City: Moderate, mostly earthquakesHarrisville: Low, mostly earthquakes HarrisvilleNorth OgdenOgdenPleasant ViewFarr West
Very lowLowModerateHighVery high
Ogdenmostly earthquakesHigh
North Ogdenmostly earthquakesLow
Farr Westmostly inland floodingLow
Harrisvillemostly earthquakesLow
Pleasant Viewmostly avalanchesLow
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. Harrisville covers 2 census tracts, combined by population.
Money that reached townFlood claims are matched to Harrisville’s own flood-insurance community; household aid to the registrant’s city; repair grants to the City of Harrisville. 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 Harrisville 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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