For tornadoes, Delavan Township’s building-damage rate is in the top 5% of U.S. census tracts
On FEMA’s National Risk Index, Delavan Township gets a B− for hazard risk: lower expected damage per building than 53% of U.S. towns. Most of that expected damage is river and rain flooding (71%), then tornadoes (18%). 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
What Delavan Township 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
Tornadoes
Earthquakes
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 Delavan Township’s grade
River and rain flooding is 71% of the building damage FEMA expects in Delavan Township, and Delavan Township’s rate of river and rain flooding damage is higher than 55% of U.S. census tracts. Tornadoes add 18%, at a rate in the top 5% of U.S. census tracts.
B− lower expected damage per building than 53% of U.S. towns (21,298).
All of Delavan Township’s residents live in one census tract; the figures are that tract’s.
In dollars, FEMA expects about $1.1M a year in losses across Delavan Township: $617K to buildings, the rest to people and crops.
Does Delavan Township flood? No paid flood claims on record
FEMA’s records show no paid flood insurance claims in Delavan Township. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.
Delavan Township isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.
Insurance rates: Tazewell County.2 federal disasters brought FEMA money to Delavan Township
Disasters that paid out in Delavan Township itself (aid to households or repair grants to Delavan Township), newest first, with that year’s flood claims.
- 2011Severe Winter Storm and Snowstorm$5K to Delavan Township for repairs
- 1999Il-winter Storm 1/1/99$2K to Delavan Township for repairs
Tazewell County has had 12 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.
Old photos of Delavan Township after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the Delavan Township archive →Delavan Township and its neighbors
Delavan Township has the lowest expected damage per building of the 1 graded towns here. Tap a town to see its hazards.
| Town | Hazard risk | Mostly (buildings) | Flood claims |
|---|---|---|---|
| Delavan Township | B−less damage than 53% | river and rain flooding | 0 |
| Prairie Creek Township | — | 365 residents; we grade 1,000+ | |
| Dillon Township | — | not graded yet | |
| Boynton Township | — | 406 residents; we grade 1,000+ | |
| Malone Township | — | 241 residents; we grade 1,000+ | |
| Orvil Township | — | not graded yet | |
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 Delavan Township 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.
- 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.
- Drop, cover and hold on.
- Strap tall furniture and the water heater to the wall.
- Know how to shut off the gas.
- 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 Delavan Township
Is Delavan Township at risk for natural disasters?
On FEMA’s National Risk Index, Delavan Township has lower expected damage per building than 53% of U.S. towns: B− for hazard risk. Most of the expected damage is river and rain flooding (71%) and tornadoes (18%). 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 Delavan Township 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 Tazewell County, 17% of homes in mapped flood zones carry federal flood insurance, and 0.2% of all homes do.
How much is flood insurance in Delavan Township?
FEMA’s Community Rating System list shows no discount for Delavan Township’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 Delavan Township?
By FEMA money that reached Delavan Township, Severe Winter Storm and Snowstorm (2011): $5K to Delavan Township for repairs.
Is Delavan Township at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (71%), and Delavan Township’s rate for it is higher than 55% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Delavan Township.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Delavan Township’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.