On FEMA’s figures, Corwith Township faces less hazard damage per building than 77% of U.S. towns, mostly from river and rain flooding
On FEMA’s National Risk Index, Corwith Township gets an A− for hazard risk: lower expected damage per building than 77% of U.S. towns. Most of that expected damage is river and rain flooding (88%). 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 Corwith 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
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 Corwith Township’s grade
River and rain flooding is 88% of the building damage FEMA expects in Corwith Township, and Corwith Township’s rate of river and rain flooding damage is higher than 51% of U.S. census tracts. Next is hail at 6% (higher than 83% of U.S. census tracts).
A− lower expected damage per building than 77% of U.S. towns (21,298).
All of Corwith Township’s residents live in one census tract; the figures are that tract’s.
In dollars, FEMA expects about $684K a year in losses across Corwith Township: $491K to buildings, the rest to people and crops.
Does Corwith Township flood? No paid flood claims on record
FEMA’s records show no paid flood insurance claims in Corwith Township. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.
The storms Corwith Township remembers
None of the 4 disasters declared for Otsego County shows FEMA aid or repair money reaching Corwith Township itself in FEMA’s records, so these are its biggest flood-claim years.
Otsego County has had 4 natural disasters declared by the President since 1953, most often winter storms, then severe storms. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.
Corwith Township and its neighbors
Corwith 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 |
|---|---|---|---|
| Livingston Township | A+among the lowest damage | river and rain flooding | — |
| Charlton Township | A−less damage than 83% | river and rain flooding | — |
| Corwith Township | A−less damage than 77% | river and rain flooding | 0 |
| Montmorency Township | B+less damage than 71% | river and rain flooding | — |
| Nunda Township | C+more damage than 59% | river and rain flooding | — |
| Hudson Township | — | 686 residents; we grade 1,000+ | |
| Dover Township | — | 723 residents; we grade 1,000+ | |
| Wilmot Township | — | 764 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 Corwith 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.
- 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 Corwith Township
Is Corwith Township at risk for natural disasters?
On FEMA’s National Risk Index, Corwith Township has lower expected damage per building than 77% of U.S. towns: A− for hazard risk. Most of the expected damage is river and rain flooding (88%) and hail (6%). 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 Corwith 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.
How much is flood insurance in Corwith Township?
FEMA’s Community Rating System list shows no discount for Corwith Township’s flood program. Premiums depend on the building; policies usually start 30 days after you buy, so get a quote early.
Is Corwith Township at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (88%), and Corwith Township’s rate for it is higher than 51% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Corwith Township.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Corwith 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.