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Pecatonica, IL Sign 02Photo: Ben Jacobson (Kranar Drogin) · CC BY 2.5
AHazard risk
Natural hazards in Pecatonica · FEMA

On FEMA’s figures, Pecatonica faces less hazard damage per building than 88% of U.S. towns, mostly from river and rain flooding

On FEMA’s National Risk Index, Pecatonica gets an A for hazard risk: lower expected damage per building than 88% of U.S. towns. Most of that expected damage is river and rain flooding (69%), then tornadoes (16%). Flood insurance has paid 1 claim here since 2010.

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 88%of U.S. townsLess damageMoreExpected yearly damage per dollar of building, vs. the 21,298 U.S. towns we grade
By hazard

What Pecatonica 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

69%of expected building damage
Below average · lower than 79% of U.S. census tracts
Recorded about 2 times a year in the area

Tornadoes

16%of expected building damage
Above average · higher than 79% of U.S. census tracts
Recorded about once every 17 years in the area

Hail

8%of expected building damage
Well above average · higher than 85% of U.S. census tracts
Recorded about 5 times a year in the area
Smaller shares here
 Strong wind Earthquakes Ice storms Lightning Wildfire Hurricanes Winter storms Cold waves Heat waves Landslides
FEMA models no building damage here
Coastal floodingAvalanchesTsunamisVolcanic activity
People, not buildings.Counting harm to people as well as buildings, FEMA’s model puts cold waves at 16% of Pecatonica’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 Pecatonica’s grade

River and rain flooding is 69% of the building damage FEMA expects in Pecatonica, and Pecatonica’s rate of river and rain flooding damage is lower than 79% of U.S. census tracts. Next is tornadoes at 16% (higher than 79% of U.S. census tracts).

Where Pecatonica sits
Pecatonica
Least damageMiddleMost damage

A lower expected damage per building than 88% of U.S. towns (21,298).

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

What drives the damage to buildings
River and rain flooding69%Tornadoes16%Hail8%Everything else6%

In dollars, FEMA expects about $928K a year in losses across Pecatonica: $578K to buildings, the rest to people and crops.

Shared tract.All of Pecatonica’s 2,090 residents (2020 census) live in one census tract, which it shares with Pecatonica township (4,168 residents) and Seward township (839 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 Pecatonica flood? Rarely: 1 flood claim since 2010

Every paid claim on a federal flood insurance policy in Pecatonica, from FEMA’s records: 1.0 per 1,000 homes, fewer than 78% of the 13,809 U.S. towns with a flood insurance record.

Paid flood claims, by year
2010: 1 claim2011: 0 claims2012: 0 claims2013: 0 claims2014: 0 claims2015: 0 claims2016: 0 claims2017: 0 claims2018: 0 claims2019: 0 claims2020: 0 claims2021: 0 claims2022: 0 claims2023: 0 claims2024: 0 claims2025: 0 claims2026: 0 claims2010
20102026
1
paid claims since 2010
$39K
paid to owners
0
homes flooded more than once
$39K
average claim
of homes in flood zones are insured
of all homes are insured
No community discount

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

Insurance rates: Winnebago County.
Disasters

5 federal disasters brought FEMA money to Pecatonica

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

  1. 2024Severe Storms, Tornadoes, Straight-line Winds, and Floodng5 households applied for aid$573 aid approved
  2. 2010Severe Storms and Flooding32 households applied for aid$96K aid approved1 flood claim paid that year
  3. 2008Record Snow and Near Record Snow$14K to the Village of Pecatonica for repairs
  4. 2006Snow$9K to the Village of Pecatonica for repairs
  5. 2000Illinois Winter Snow Storms$6K to the Village of Pecatonica for repairs
Disasters declared, by decade
Paid out in PecatonicaWinnebago County only

Winnebago County has had 16 natural disasters declared by the President since 1953, most often winter storms, then floods. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.

Were you here?

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

Add to the Pecatonica archive →
Be ready

Get ready for what Pecatonica 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 ↗
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 Pecatonica

Is Pecatonica at risk for natural disasters?

On FEMA’s National Risk Index, Pecatonica has lower expected damage per building than 88% of U.S. towns: A for hazard risk. Most of the expected damage is river and rain flooding (69%) and tornadoes (16%). 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.

Does Pecatonica flood?

Flood insurance has paid 1 claim in Pecatonica since 2010, $39K in all, or 1.0 per 1,000 homes, fewer than 78% of U.S. towns with a flood insurance record.

Is Pecatonica 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 Winnebago County, 25% of homes in mapped flood zones carry federal flood insurance, and 0.6% of all homes do.

How much is flood insurance in Pecatonica?

FEMA’s Community Rating System list shows no discount for Pecatonica’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 Pecatonica?

By FEMA money that reached Pecatonica, Severe Storms and Flooding (2010): 32 households applied for aid, $96K approved.

Is Pecatonica at risk from river and rain flooding?

It is the largest share of the building damage FEMA expects here (69%), and Pecatonica’s rate for it is lower than 79% of U.S. census tracts.

Storm stories

Memories, warnings and help from neighbors in Pecatonica.

Town Square →
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Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Pecatonica’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.