Natural hazards · Peosta

Peosta, IA natural hazards

Most of the natural-hazard damage FEMA expects in Peosta comes from inland flooding, and overall the risk is low for a U.S. community. 4 federal disasters brought FEMA money into town.

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

How exposed is Peosta?

23
Low
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Peosta to be higher than in 23% of U.S. communities, mostly from inland flooding and tornadoes.

Inland flooding37%Tornadoes26%Cold waves15%Hail10%Strong wind6%Everything else7%
By hazard

What Peosta faces

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

Inland flooding

37% of expected damage
Well below average · higher than 22% of U.S. places
Recorded about 2 times a year in the area

Tornadoes

26% of expected damage
Well above average · higher than 93% of U.S. places
Recorded about once every 22 years in the area

Cold waves

15% of expected damage
Well below average · higher than 22% of U.S. places
Recorded about 8 times a year in the area

Hail

10% of expected damage
Well above average · higher than 90% of U.S. places
Recorded about 4 times a year in the area

Strong wind

6% of expected damage
Well above average · higher than 88% of U.S. places
Recorded about 6 times a year in the area

Lower here

HurricanesIce stormsWinter weatherHeat wavesWildfireEarthquakesLandslidesLightningDrought

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 Peosta flood?

FEMA's records show no paid flood insurance claims in Peosta.

of homes in flood zones
are insured
of all homes
are insured
No community discount. Peosta isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Dubuque County.
Disasters that hit Peosta

4 federal disasters brought FEMA money here

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

Brought FEMA money into PeostaDeclared for Dubuque County only
2011

Severe Storms and Flooding

$46K to the City of Peosta for repairs
2010

Severe Storms, Flooding, and Tornadoes

10 households applied for aid $2K aid approved $6K to the City of Peosta for repairs
2008

Severe Storms, Tornadoes, and Flooding

5 households applied for aid $7K aid approved $3K to the City of Peosta for repairs
2002

Severe Storms and Flooding

$2K to the City of Peosta for repairs
Dubuque County has had 18 natural disasters declared since 1953, most often floods and severe storms.
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. Peosta is smaller than a census tract, so it shares the figures of the tract around its center.
Money that reached townFlood claims are matched to Peosta’s own flood-insurance community; household aid to the registrant’s city; repair grants to the City of Peosta. FEMA’s model follows property values, so a place that recently lost many homes can rate lower than it feels.

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