Photo: Jerrye & Roy Klotz, MD · CC BY-SA 3.0Less hazard damage per building is expected in East Greenwich Township than in 76% of U.S. towns, mostly from river and rain flooding
On FEMA’s National Risk Index, East Greenwich Township gets an A− for hazard risk: lower expected damage per building than 76% of U.S. towns, #75 of 468 in New Jersey. Most of that expected damage is river and rain flooding (77%). Flood insurance has paid 8 claims here since 1979.
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 East Greenwich 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
Earthquakes
Strong wind
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 East Greenwich Township’s grade
River and rain flooding is 77% of the building damage FEMA expects in East Greenwich Township, and East Greenwich Township’s rate of river and rain flooding damage is lower than 59% of U.S. census tracts. Strong wind adds 5%, at a rate in the top 10% of U.S. census tracts.
A− #75 of 468 in New Jersey; lower expected damage per building than 76% of U.S. towns (21,298).
East Greenwich Township’s residents live in 2 census tracts; FEMA’s figures are combined by where they live.
The typical New Jersey town has higher expected damage than 56% of U.S. towns; within the state, East Greenwich Township has less expected damage per building than 84% of New Jersey towns.
In dollars, FEMA expects about $2.9M a year in losses across East Greenwich Township: $2.1M to buildings, the rest to people and crops.
Does East Greenwich Township flood? Rarely: 8 flood claims since 1979
Every paid claim on a federal flood insurance policy in East Greenwich Township, from FEMA’s records: 1.9 per 1,000 homes, fewer than 64% of the 13,809 U.S. towns with a flood insurance record.
- Hurricane Irene2 claims · $10K
- The April 2007 nor’easter1 claim · $1K
East Greenwich 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: Gloucester County.6 federal disasters brought FEMA money to East Greenwich Township
Disasters that paid out in East Greenwich Township itself (aid to households or repair grants to East Greenwich Township), newest first, with that year’s flood claims.
- 2020Tropical Storm Isaias$47K to East Greenwich Township for repairs
- 2015Severe Storm$394K to East Greenwich Township for repairs
- 2011Hurricane Irene$17K to East Greenwich Township for repairs2 flood claims paid for it, $10K
- 2011Severe Storms and Flooding$69K to East Greenwich Township for repairs
- 2010Severe Winter Storm and Snowstorm$27K to East Greenwich Township for repairs1 flood claim paid that year
- 2009Snowstorm$27K to East Greenwich Township for repairs
Gloucester County has had 20 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; the 2001 World Trade Center declarations.
Old photos of East Greenwich Township after a storm or flood belong in the town’s history. Add one, or share what you remember below.
Add to the East Greenwich Township archive →East Greenwich Township and its neighbors
East Greenwich Township is 4th of the 7 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 |
|---|---|---|---|
| Mantua Township | Aless damage than 90% | river and rain flooding | 18 |
| Harrison Township | Aless damage than 88% | river and rain flooding | 3 |
| Woolwich Township | A−less damage than 85% | river and rain flooding | 6 |
| East Greenwich Township | A−less damage than 76% | river and rain flooding | 8 |
| West Deptford Township | Bless damage than 63% | river and rain flooding | 103 |
| Paulsboro | C−more damage than 81% | river and rain flooding | 15 |
| Greenwich Township | D−more damage than 97% | river and rain flooding | 48 |
| Mount Royal | — | a Census area inside a town; graded with the town | |
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 East Greenwich 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.
- Drop, cover and hold on.
- Strap tall furniture and the water heater to the wall.
- Know how to shut off the gas.
- Trim dead limbs over the house and driveway.
- Tie down trash cans and outdoor furniture.
- Stay clear of downed lines and call the utility.
- 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 East Greenwich Township
Is East Greenwich Township at risk for natural disasters?
On FEMA’s National Risk Index, East Greenwich Township has lower expected damage per building than 76% of U.S. towns: A− for hazard risk, #75 of 468 in New Jersey. Most of the expected damage is river and rain flooding (77%) and earthquakes (6%). This is FEMA’s model of an average year for today’s buildings, not a forecast.
Does East Greenwich Township flood?
Flood insurance has paid 8 claims in East Greenwich Township since 1979, $27K in all, or 1.9 per 1,000 homes, fewer than 64% of U.S. towns with a flood insurance record. 2 properties have flooded more than once. The most claims came from Hurricane Irene (2).
Is East Greenwich 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 Gloucester County, 50% of homes in mapped flood zones carry federal flood insurance, and 0.9% of all homes do.
How much is flood insurance in East Greenwich Township?
FEMA’s Community Rating System list shows no discount for East Greenwich 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 East Greenwich Township?
By FEMA money that reached East Greenwich Township, Severe Storm (2015): $394K to East Greenwich Township for repairs. By flood claims, Hurricane Irene: 2 paid, $10K.
Is East Greenwich Township at risk from river and rain flooding?
It is the largest share of the building damage FEMA expects here (77%), and East Greenwich Township’s rate for it is lower than 59% of U.S. census tracts.
Storm stories
Memories, warnings and help from neighbors in East Greenwich Township.
Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where East Greenwich 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.