Photo: Nyttend · Public domainGasper Township’s building-damage rate from tornadoes is in the top 3% of U.S. census tracts
On FEMA’s National Risk Index, Gasper Township gets a B− for hazard risk: lower expected damage per building than 55% of U.S. towns, #777 of 993 in Ohio. Most of that expected damage is river and rain flooding (71%), then tornadoes (20%). 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 Gasper 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
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 Gasper Township’s grade
River and rain flooding is 71% of the building damage FEMA expects in Gasper Township, and Gasper Township’s rate of river and rain flooding damage is higher than 54% of U.S. census tracts. Tornadoes add 20%, at a rate in the top 3% of U.S. census tracts.
B− #777 of 993 in Ohio; lower expected damage per building than 55% of U.S. towns (21,298).
Gasper Township’s residents live in 2 census tracts; FEMA’s figures are combined by where they live.
The typical Ohio town has lower expected damage than 79% of U.S. towns; within the state, Gasper Township has more expected damage per building than 78% of Ohio towns.
In dollars, FEMA expects about $1.4M a year in losses across Gasper Township: $1.0M to buildings, the rest to people and crops.
Does Gasper Township flood? No paid flood claims on record
FEMA’s records show no paid flood insurance claims in Gasper Township. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.
Gasper 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: Preble County.3 federal disasters brought FEMA money to Gasper Township
Disasters that paid out in Gasper Township itself (aid to households or repair grants to Gasper Township), newest first, with that year’s flood claims.
- 2008Severe Wind Storm Associated with Tropical Depression Ike$2K to Gasper Township for repairs
- 2004Snow$4K to Gasper Township for repairs
- 2003Severe Winter Storm and Record/near Record Snow$3K to Gasper Township for repairs
Preble 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 Gasper Township after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the Gasper Township archive →Gasper Township and its neighbors
Gasper Township is 3rd of the 5 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 |
|---|---|---|---|
| Washington Township | Bless damage than 64% | river and rain flooding | — |
| Lanier Township | B−less damage than 55% | river and rain flooding | 2 |
| Gasper Township | B−less damage than 55% | river and rain flooding | 0 |
| Somers Township | Cmore damage than 70% | river and rain flooding | 9 |
| Camden | Cmore damage than 70% | river and rain flooding | 3 |
| Dixon Township | — | 430 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 Gasper 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.
- 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 Gasper Township
Is Gasper Township at risk for natural disasters?
On FEMA’s National Risk Index, Gasper Township has lower expected damage per building than 55% of U.S. towns: B− for hazard risk, #777 of 993 in Ohio. Most of the expected damage is river and rain flooding (71%) and tornadoes (20%). This is FEMA’s model of an average year for today’s buildings, not a forecast.
Is Gasper 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 Preble County, 15% of homes in mapped flood zones carry federal flood insurance, and 0.5% of all homes do.
How much is flood insurance in Gasper Township?
FEMA’s Community Rating System list shows no discount for Gasper 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 Gasper Township?
By FEMA money that reached Gasper Township, Snow (2004): $4K to Gasper Township for repairs.
Is Gasper Township at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (71%), and Gasper Township’s rate for it is higher than 54% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Gasper Township.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Gasper 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.