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BHazard risk
Natural hazards in Rock Creek · FEMA

Rock Creek’s building-damage rate from strong wind is in the top 4% of U.S. census tracts

On FEMA’s National Risk Index, Rock Creek gets a B for hazard risk: lower expected damage per building than 58% 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

less than 58%of U.S. townsLess damageMoreExpected yearly damage per dollar of building, vs. the 21,298 U.S. towns we grade
By hazard

What Rock Creek 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
About average · higher than 52% of U.S. census tracts
Recorded about once every 2 years in the area

Tornadoes

13%of expected building damage
Well above average · higher than 83% of U.S. census tracts
Recorded about once every 10 years in the area

Strong wind

8%of expected building damage
Well above average · in the top 4% of U.S. census tracts
Recorded about 4 times a year in the area

Hail

7%of expected building damage
Well above average · higher than 87% of U.S. census tracts
Recorded about 4 times a year in the area
Smaller shares here
 Lightning Winter storms Earthquakes Wildfire Ice storms Cold waves Heat waves Landslides
FEMA models no building damage here
Coastal floodingHurricanesAvalanchesTsunamisVolcanic activity
People, not buildings.Counting harm to people as well as buildings, FEMA’s model puts cold waves at 22% of Rock Creek’s expected losses. Cold waves do little damage to buildings (0.0%), so they aren’t part of the grade.

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 Rock Creek’s grade

River and rain flooding is 72% of the building damage FEMA expects in Rock Creek, and Rock Creek’s rate of river and rain flooding damage is higher than 52% of U.S. census tracts. Strong wind adds 8%, at a rate in the top 4% of U.S. census tracts.

Where Rock Creek sits
Rock Creek
Least damageMiddleMost damage

B lower expected damage per building than 58% of U.S. towns (21,298).

All of Rock Creek’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 wind8%Everything else8%

In dollars, FEMA expects about $486K a year in losses across Rock Creek: $282K to buildings, the rest to people and crops.

Shared tract.All of Rock Creek’s 1,003 residents (2020 census) live in one census tract, which it shares with Spring Brook town (1,687 residents) and Elk Mound village (985 residents) and Peru town (233 residents) and Rock Falls CDP (160 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 Rock Creek flood? No paid flood claims on record

FEMA’s records show no paid flood insurance claims in Rock Creek. 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

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

Insurance rates: Dunn County.
Disasters

The storms Rock Creek remembers

None of the 10 disasters declared for Dunn County shows FEMA aid or repair money reaching Rock Creek itself in FEMA’s records, so these are its biggest flood-claim years.

Disasters declared, by decade
Paid out in Rock CreekDunn County only

Dunn County has had 10 natural disasters declared by the President since 1953, most often severe storms, then floods. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.

Next door

Rock Creek and its neighbors

Rock Creek is 2nd of the 3 graded towns here, from least expected damage per building to most. Tap a town to see its hazards.

Lowest fifthSecondMiddleFourthHighest fifth
TownHazard riskMostly (buildings)Flood claims
Spring BrookBless damage than 58%river and rain flooding1
Rock CreekBless damage than 58%river and rain flooding0
BrunswickB−less damage than 54%river and rain flooding—
Peru—321 residents; we grade 1,000+
Albany—855 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 Rock Creek 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 Rock Creek

Is Rock Creek at risk for natural disasters?

On FEMA’s National Risk Index, Rock Creek has lower expected damage per building than 58% of U.S. towns: B 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 Rock Creek 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 Dunn County, 19% of homes in mapped flood zones carry federal flood insurance, and 0.3% of all homes do.

How much is flood insurance in Rock Creek?

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

Is Rock Creek at risk from river and rain flooding?

It is the largest share of the building damage FEMA expects here (72%), and Rock Creek’s rate for it is higher than 52% of U.S. census tracts.

Storm stories

Memories, warnings and help from neighbors in Rock Creek.

Town Square →
Start the conversation

Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Rock Creek’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.