Natural hazards · Harrisburg

Harrisburg, AR natural hazards

Most of the natural-hazard damage FEMA expects in Harrisburg comes from earthquakes, and overall the risk is very high for a U.S. community. Flood insurance has paid 6 claims here since 1978. 6 federal disasters brought FEMA money into town.

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

How exposed is Harrisburg?

83
Very high
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Harrisburg to be higher than in 83% of U.S. communities, mostly from earthquakes and tornadoes.

Earthquakes43%Tornadoes20%Inland flooding13%Cold waves8%Everything else16%
By hazard

What Harrisburg faces

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

Earthquakes

43% of expected damage
Well above average · higher than 92% of U.S. places

Tornadoes

20% of expected damage
Well above average · higher than 98% of U.S. places
Recorded about once every 15 years in the area

Inland flooding

13% of expected damage
Above average · higher than 57% of U.S. places
Recorded about once a year in the area

Cold waves

8% of expected damage
Above average · higher than 56% of U.S. places
Recorded about 2 times a year in the area

Lower here

HurricanesHailIce stormsWinter weatherHeat wavesWildfireLandslidesStrong 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 Harrisburg flood?

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

6paid claims since 1978
$44Kpaid to owners
1homes flooded more than once
19782026

Homes that flooded again and again

■ FEMA “severe repetitive loss” (0) ■ flooded 2+ times

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

What’s been done with FEMA grants

10storm safe rooms built
4flood-prone properties bought out and cleared
Disasters that hit Harrisburg

6 federal disasters brought FEMA money here

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

Brought FEMA money into HarrisburgDeclared for Poinsett County only
2021

Severe Storms and Tornadoes

2 households applied for aid
2013

Severe Storms, Tornadoes, and Flooding

$232K to the City of Harrisburg for repairs
2011

Severe Storms, Tornadoes, and Associated Flooding

10 households applied for aid $28K aid approved
2009

Severe Winter Storm

$76K to the City of Harrisburg for repairs
2003

Severe Storms, Tornadoes, and Flooding

101 households applied for aid $152K aid approved $134K to the City of Harrisburg for repairs
2000

Severe Winter Ice Storm

$15K to the City of Harrisburg for repairs
Poinsett County has had 25 natural disasters declared since 1953, most often severe storms and floods.
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. Harrisburg covers 2 census tracts, combined by population.
Money that reached townFlood claims are matched to Harrisburg’s own flood-insurance community; household aid to the registrant’s city; repair grants to the City of Harrisburg. 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 Harrisburg total about $5.3M 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