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CHazard risk
Natural hazards in Wanamingo · FEMA

On FEMA’s figures, Wanamingo faces more hazard damage per building than 67% of U.S. towns, mostly from river and rain flooding

On FEMA’s National Risk Index, Wanamingo gets a C for hazard risk: higher expected damage per building than 67% of U.S. towns. Most of that expected damage is river and rain flooding (72%), then tornadoes (13%). FEMA’s files show no paid flood insurance claims here.

Graded on FEMA’s expected yearly building damage per dollar of building value (NRI v1.20, December 2025), weighted by where residents live; flood claims are shown, not graded. How hazard risk is graded

more than 67%of U.S. townsLess damageMoreExpected yearly damage per dollar of building, vs. the 21,298 U.S. towns we grade
By hazard

What Wanamingo faces

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

River and rain flooding

72%of expected building damage
Above average · higher than 71% of U.S. census tracts
Recorded about once every 1 years in the area

Tornadoes

13%of expected building damage
Well above average · in the top 8% of U.S. census tracts
Recorded about once every 18 years in the area

Strong wind

9%of expected building damage
Well above average · in the top 2% of U.S. census tracts
Recorded about 4 times a year in the area

Hail

6%of expected building damage
Well above average · higher than 89% of U.S. census tracts
Recorded about 6 times a year in the area
Smaller shares here
 Lightning Earthquakes Winter storms Ice storms Wildfire Cold waves Heat waves Landslides
FEMA models no building damage here
Coastal floodingHurricanesAvalanchesTsunamisVolcanic activity

Shares are of FEMA’s expected building damage, the measure the grade uses; ranks compare each hazard’s building-damage rate with all 85,154 U.S. census tracts. In FEMA’s terms, river and rain flooding is FEMA’s “Inland Flooding” (rivers and streams overflowing their banks, or rain overwhelming drainage). FEMA defines coastal flooding as high or rising tides and storm surge, so surge damage is counted there. Drought isn’t listed: FEMA counts its losses in crops only.

Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.
Hazard risk grade

What’s behind Wanamingo’s grade

River and rain flooding is 72% of the building damage FEMA expects in Wanamingo, and Wanamingo’s rate of river and rain flooding damage is higher than 71% of U.S. census tracts. Tornadoes add 13%, at a rate in the top 8% of U.S. census tracts.

Where Wanamingo sits
Wanamingo
Least damageMiddleMost damage

C higher expected damage per building than 67% of U.S. towns (21,298).

All of Wanamingo’s residents live in one census tract; the figures are that tract’s.

What drives the damage to buildings
River and rain flooding72%Tornadoes13%Strong wind9%Everything else7%

In dollars, FEMA expects about $605K a year in losses across Wanamingo: $435K to buildings, the rest to people and crops.

Shared tract.All of Wanamingo’s 1,113 residents (2020 census) live in one census tract, which it shares with Minneola township (627 residents) and Zumbrota township (619 residents). FEMA publishes its model by tract, so the rate and the hazard mix are the tract’s, the same for all of them. The flood claims below are the town’s own.
A shared figure. The grade describes the whole tract, not each street in it, and FEMA’s model is an average year for today’s buildings, not a record: the claims below are the record.

How TownRatings grades hazard risk →

Flood insurance claims

Does Wanamingo flood? No paid flood claims on record

FEMA’s records show no paid flood insurance claims in Wanamingo. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.

of homes in flood zones are insured
of all homes are insured
No community discount

Wanamingo isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.

Insurance rates: Goodhue County.
Disasters

4 federal disasters brought FEMA money to Wanamingo

Disasters that paid out in Wanamingo itself (aid to households or repair grants to the City of Wanamingo), newest first, with that year’s flood claims.

  1. 2024Severe Storms and Flooding1 households applied for aid$8K aid approved$21K to the City of Wanamingo for repairs
  2. 2016Severe Storms and Flooding$48K to the City of Wanamingo for repairs
  3. 2010Severe Storms and Flooding$221K to the City of Wanamingo for repairs
  4. 2002Severe Storms, Flooding and Tornadoes$9K to the City of Wanamingo for repairs
Disasters declared, by decade
Paid out in WanamingoGoodhue County only

Goodhue County has had 15 natural disasters declared by the President since 1953, most often floods, then severe storms. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.

Were you here?

Old photos of Wanamingo after a storm or flood belong in the town’s history. Add one, or share what you remember below.

Add to the Wanamingo archive →
Next door

Wanamingo and its neighbors

Wanamingo has the lowest expected damage per building of the 1 graded towns here. Tap a town to see its hazards.

Minneola Township: not gradedWanamingo Township: not gradedMinneola TownshipWanamingo TownshipWanamingo
Lowest fifthSecondMiddleFourthHighest fifth
TownHazard riskMostly (buildings)Flood claims
WanamingoCmore damage than 67%river and rain flooding0
Minneola Township—677 residents; we grade 1,000+
Wanamingo Township—428 residents; we grade 1,000+

Hazard risk = FEMA’s expected yearly building damage per dollar of building value, vs. the 21,298 U.S. towns we grade; the map is shaded by fifths of the same scale. Flood claims = paid federal flood insurance claims on record.

Be ready

Get ready for what Wanamingo faces

A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.

When the river rises
  • Turn around at flooded roads: a foot of moving water can carry off a car.
  • Flood insurance usually takes 30 days to start, so buy it before the forecast.
  • Keep papers and medicines up high, in a grab-and-go bag.
More from Ready.gov ↗
Tornado warnings
  • Pick your spot now: the lowest floor, an inside room, no windows.
  • A watch means be ready; a warning means take cover now.
  • Keep shoes and a flashlight by the bed.
More from Ready.gov ↗
High winds
  • Trim dead limbs over the house and driveway.
  • Tie down trash cans and outdoor furniture.
  • Stay clear of downed lines and call the utility.
More from Ready.gov ↗
Hail
  • Park in a garage or under cover when storms are forecast.
  • Stay away from windows while it falls.
  • Photograph roof and car damage for your insurer.
More from Ready.gov ↗
Before you buy or rent
  • Look up the address on FEMA’s flood map.
  • Ask the seller or landlord whether it has ever flooded, and what flood insurance costs there.
  • Get a flood insurance quote early: policies usually start 30 days after you buy.
When a storm is coming
Forecast and alertsWeather →911, the nearest ERSafety →

Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.

Questions about natural hazards in Wanamingo

Is Wanamingo at risk for natural disasters?

On FEMA’s National Risk Index, Wanamingo has higher expected damage per building than 67% of U.S. towns: C for hazard risk. Most of the expected damage is river and rain flooding (72%) and tornadoes (13%). The figures are for the one census tract the town shares with its neighbors. This is FEMA’s model of an average year for today’s buildings, not a forecast.

Is Wanamingo in a flood zone?

Flood zones are drawn street by street, so the answer depends on the address: look it up on FEMA’s flood map. In Goodhue County, 17% of homes in mapped flood zones carry federal flood insurance, and 0.4% of all homes do.

How much is flood insurance in Wanamingo?

FEMA’s Community Rating System list shows no discount for Wanamingo’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.

What was the biggest storm in Wanamingo?

By FEMA money that reached Wanamingo, Severe Storms and Flooding (2010): $221K to the City of Wanamingo for repairs.

Is Wanamingo at risk from river and rain flooding?

It is the largest share of the building damage FEMA expects here (72%), and Wanamingo’s rate for it is higher than 71% of U.S. census tracts.

Storm stories

Memories, warnings and help from neighbors in Wanamingo.

Town Square →
Start the conversation

Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Wanamingo’s residents lived in the 2020 census; 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. Homes: Census ACS 2020–24. Preparedness tips: Ready.gov. FEMA’s model is an average of expected damage, not a forecast. How hazard risk is graded.