On FEMA’s figures, Dekorra faces more hazard damage per building than 93% of U.S. towns, mostly from river and rain flooding
On FEMA’s National Risk Index, Dekorra gets a D for hazard risk: higher expected damage per building than 93% of U.S. towns. Most of that expected damage is river and rain flooding (58%), then hail (38%). Flood insurance has paid 25 claims here since 1993.
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
What stands out about Dekorra’s natural hazards
From FEMA’s model and FEMA’s records, below.
What Dekorra 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
Hail
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.
What’s behind Dekorra’s grade
River and rain flooding is 58% of the building damage FEMA expects in Dekorra, and Dekorra’s rate of river and rain flooding damage is in the top 10% of U.S. census tracts. Hail adds 38%, at a rate in the top 1% of U.S. census tracts.
D higher expected damage per building than 93% of U.S. towns (21,298).
Dekorra’s residents live in 5 census tracts; FEMA’s figures are combined by where they live.
In dollars, FEMA expects about $2.8M a year in losses across Dekorra: $2.4M to buildings, the rest to people and crops.
Does Dekorra flood? Sometimes: 25 flood claims since 1993
Every paid claim on a federal flood insurance policy in Dekorra, from FEMA’s records: 19.7 per 1,000 homes, more than 84% of the 13,809 U.S. towns with a flood insurance record.
- The 2026-04-Flooding4 claims · $309K
- The March 2019 Midwest Flooding1 claim · $38K
Dekorra isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Columbia County.2 federal disasters brought FEMA money to Dekorra
Disasters that paid out in Dekorra itself (aid to households or repair grants to the Town of Dekorra), newest first, with that year’s flood claims.
- 2008Severe Storms, Tornadoes, and Flooding$148K to the Town of Dekorra for repairs1 flood claim paid that year
- 2000Snow$4K to the Town of Dekorra for repairs
Columbia County has had 8 natural disasters declared by the President since 1953, most often severe storms, then winter storms. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.
Old photos of Dekorra after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the Dekorra archive →Dekorra and its neighbors
Dekorra is 5th of the 6 graded towns here, from least expected damage per building to most. Tap a town to see its hazards.
| Town | Hazard risk | Mostly (buildings) | Flood claims |
|---|---|---|---|
| Lowville | C−more damage than 84% | hail | — |
| Pacific | Dmore damage than 88% | hail | — |
| Caledonia | Dmore damage than 88% | hail | 26 |
| West Point | Dmore damage than 92% | river and rain flooding | 9 |
| Dekorra | Dmore damage than 93% | river and rain flooding | 25 |
| Poynette | Dmore damage than 94% | river and rain flooding | 1 |
| Lodi | — | not graded yet | |
| Arlington | — | 807 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.
Get ready for what Dekorra faces
A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.
- 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.
- 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.
- 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.
Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.
Questions about natural hazards in Dekorra
Is Dekorra at risk for natural disasters?
On FEMA’s National Risk Index, Dekorra has higher expected damage per building than 93% of U.S. towns: D for hazard risk. Most of the expected damage is river and rain flooding (58%) and hail (38%). This is FEMA’s model of an average year for today’s buildings, not a forecast.
Does Dekorra flood?
Flood insurance has paid 25 claims in Dekorra since 1993, $859K in all, or 19.7 per 1,000 homes, more than 84% of U.S. towns with a flood insurance record. The most claims came from 2026-04-Flooding (4).
Is Dekorra 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 Columbia County, 23% of homes in mapped flood zones carry federal flood insurance, and 0.6% of all homes do.
How much is flood insurance in Dekorra?
FEMA’s Community Rating System list shows no discount for Dekorra’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 Dekorra?
By FEMA money that reached Dekorra, Severe Storms, Tornadoes, and Flooding (2008): $148K to the Town of Dekorra for repairs. By flood claims, 2026-04-Flooding: 4 paid, $309K.
Is Dekorra at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (58%), and Dekorra’s rate for it is in the top 10% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Dekorra.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Dekorra’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.