For strong wind, Greene Township’s building-damage rate is in the top 1% of U.S. census tracts
On FEMA’s National Risk Index, Greene Township gets a C+ for hazard risk: higher expected damage per building than 61% of U.S. towns. Most of that expected damage is river and rain flooding (64%), then strong wind (19%). 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 Greene 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
Strong wind
Hail
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 Greene Township’s grade
River and rain flooding is 64% of the building damage FEMA expects in Greene Township, and Greene Township’s rate of river and rain flooding damage is higher than 60% of U.S. census tracts. Strong wind adds 19%, at a rate in the top 1% of U.S. census tracts.
C+ higher expected damage per building than 61% of U.S. towns (21,298).
All of Greene Township’s residents live in one census tract; the figures are that tract’s.
In dollars, FEMA expects about $655K a year in losses across Greene Township: $190K to buildings, the rest to people and crops.
Does Greene Township flood? No paid flood claims on record
FEMA’s records show no paid flood insurance claims in Greene Township. That’s not a promise: most homes don’t carry flood insurance, so small floods go unrecorded.
Greene 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: Mercer County.1 federal disaster brought FEMA money to Greene Township
Disasters that paid out in Greene Township itself (aid to households or repair grants to Greene Township), newest first, with that year’s flood claims.
- 1999Il-winter Storm 1/1/99$4K to Greene Township for repairs
Mercer County has had 12 natural disasters declared by the President since 1953, most often floods, then winter storms. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.
Old photos of Greene Township after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the Greene Township archive →Greene Township and its neighbors
Greene Township is 4th of the 4 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 |
|---|---|---|---|
| Mercer Township | B−more damage than 52% | river and rain flooding | 1 |
| Preemption Township | C+more damage than 60% | river and rain flooding | — |
| Rivoli Township | C+more damage than 61% | river and rain flooding | — |
| Greene Township | C+more damage than 61% | river and rain flooding | 0 |
| Suez Township | — | 722 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 Greene 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.
- Trim dead limbs over the house and driveway.
- Tie down trash cans and outdoor furniture.
- Stay clear of downed lines and call the utility.
- 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.
- 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 Greene Township
Is Greene Township at risk for natural disasters?
On FEMA’s National Risk Index, Greene Township has higher expected damage per building than 61% of U.S. towns: C+ for hazard risk. Most of the expected damage is river and rain flooding (64%) and strong wind (19%). 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 Greene 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 Mercer County, 13% of homes in mapped flood zones carry federal flood insurance, and 0.2% of all homes do.
How much is flood insurance in Greene Township?
FEMA’s Community Rating System list shows no discount for Greene 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 Greene Township?
By FEMA money that reached Greene Township, Il-winter Storm 1/1/99 (1999): $4K to Greene Township for repairs.
Is Greene Township at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (64%), and Greene Township’s rate for it is higher than 60% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in Greene Township.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where Greene 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.