Natural hazards · Beaver Dam

Beaver Dam, WI natural hazards

Most of the natural-hazard damage FEMA expects in Beaver Dam comes from inland flooding, and overall the risk is very 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 Beaver Dam?

14
Very low
vs. U.S. communities

FEMA expects yearly storm and flood damage to homes and buildings in Beaver Dam to be higher than in 14% of U.S. communities, mostly from inland flooding and tornadoes.

Inland flooding44%Tornadoes19%Cold waves16%Hail10%Everything else10%
By hazard

What Beaver Dam faces

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

Inland flooding

44% of expected damage
Well below average · higher than 17% of U.S. places
Recorded about once a year in the area

Tornadoes

19% of expected damage
Well above average · higher than 80% of U.S. places
Recorded about once every 16 years in the area

Cold waves

16% of expected damage
Below average · higher than 33% of U.S. places
Recorded about 6 times a year in the area

Hail

10% of expected damage
Well above average · higher than 89% of U.S. places
Recorded about 4 times a year in the area

Lower here

HurricanesIce stormsWinter weatherHeat 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 Beaver Dam flood?

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

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

4 federal disasters brought FEMA money here

Disasters the President declared that paid out in Beaver Dam itself: aid to households, or repair grants to the Town of Beaver Dam.

Brought FEMA money into Beaver DamDeclared for Dodge County only
2011

Severe Winter Storm and Snowstorm

$5K to the Town of Beaver Dam for repairs
2008

Severe Storms, Tornadoes, and Flooding

$30K to the Town of Beaver Dam for repairs
2008

Record Snow and Near Record Snow

$6K to the Town of Beaver Dam for repairs
2004

Severe Storms and Flooding

$4K to the Town of Beaver Dam for repairs
Dodge County has had 11 natural disasters declared since 1953, most often severe storms and winter storms.
Around Beaver Dam

Beaver Dam and the towns around it

Beaver Dam: Very low, mostly inland floodingTrenton: Very low, mostly inland floodingLowell: Low, mostly inland floodingWestford: Low, mostly inland floodingOak Grove: Very low, mostly inland floodingCalamus: Low, mostly inland floodingBurnett: Low, mostly inland floodingFox Lake: Low, mostly inland floodingChester: Very low, mostly inland floodingAlto: Very low, mostly inland floodingWaupun: Low, mostly inland floodingShields: Very low, mostly inland floodingElba: Low, mostly inland floodingPortland: Low, mostly inland floodingClyman: Very low, mostly inland floodingEmmet: Very low, mostly inland floodingRandolph: Low, mostly inland floodingCourtland: High, mostly hailHoricon: Low, mostly inland floodingHubbard: Low, mostly inland floodingFountain Prairie: High, mostly hailKekoskee: Low, mostly inland floodingBeaver Dam: Very low, mostly inland flooding Beaver DamBeaver DamTrentonLowellWestfordOak GroveCalamusBurnett
Very lowLowModerateHighVery high
Lowellmostly inland floodingLow
Westfordmostly inland floodingLow
Calamusmostly inland floodingLow
Burnettmostly inland floodingLow
Beaver Dammostly inland floodingVery low
Beaver Dammostly inland floodingVery low
Trentonmostly inland floodingVery low
Oak Grovemostly inland floodingVery low
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. Beaver Dam 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 Beaver Dam’s own flood-insurance community; household aid to the registrant’s city; repair grants to the Town of Beaver Dam. 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.

The door’s open

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