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St. Stephen SCPhoto: Evanoco · CC BY-SA 4.0
D−Hazard risk
Natural hazards in St. Stephen · FEMA

More hazard damage per building is expected in St. Stephen than in 96% of U.S. towns, mostly from hurricanes

On FEMA’s National Risk Index, St. Stephen gets a D− for hazard risk: higher expected damage per building than 96% of U.S. towns. Most of that expected damage is hurricanes (66%), then earthquakes (16%). Flood insurance has paid 1 claim here since 2015.

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

more than 96%of U.S. townsLess damageMoreExpected yearly damage per dollar of building, vs. the 21,298 U.S. towns we grade
By hazard

What St. Stephen faces

Each hazard’s share of the building damage FEMA expects here, and how its rate compares with the rest of the country.

Hurricanes

66%of expected building damage
Well above average · in the top 2% of U.S. census tracts
Recorded about once every 3 years in the area

Earthquakes

16%of expected building damage
Well above average · higher than 87% of U.S. census tracts

River and rain flooding

14%of expected building damage
Below average · lower than 74% of U.S. census tracts
Recorded about 2 times a year in the area
Smaller shares here
 Wildfire Tornadoes Ice storms Hail Lightning Coastal flooding Strong wind Winter storms Cold waves Heat waves Landslides
FEMA models no building damage here
AvalanchesTsunamisVolcanic activity
People, not buildings.Counting harm to people as well as buildings, FEMA’s model puts earthquakes at 26% of St. Stephen’s expected losses. Earthquakes do little damage to buildings (15.7%), so they aren’t part of the grade.

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.

Flood risk changes street by street. Check a specific address on FEMA’s flood map, and ask about flood insurance before you buy.
Hazard risk grade

What’s behind St. Stephen’s grade

Hurricanes are 66% of the building damage FEMA expects in St. Stephen, and St. Stephen’s rate of hurricanes damage is in the top 2% of U.S. census tracts. Wildfire adds 2%, at a rate in the top 6% of U.S. census tracts.

Where St. Stephen sits
St. Stephen
Least damageMiddleMost damage

D− higher expected damage per building than 96% of U.S. towns (21,298).

All of St. Stephen’s residents live in one census tract; the figures are that tract’s.

What drives the damage to buildings
Hurricanes66%Earthquakes16%River and rain flooding14%Everything else4%

In dollars, FEMA expects about $1.7M a year in losses across St. Stephen: $1.3M to buildings, the rest to people and crops.

Shared tract.All of St. Stephen’s 1,571 residents (2020 census) live in one census tract. FEMA publishes its model by tract, so the rate and the hazard mix are the tract’s. The flood claims below are the town’s own.
A shared figure. The grade describes the whole tract, not each street in it, and FEMA’s model is an average year for today’s buildings, not a record: the claims below are the record.

How TownRatings grades hazard risk →

Flood insurance claims

Does St. Stephen flood? Rarely: 1 flood claim since 2015

Every paid claim on a federal flood insurance policy in St. Stephen, from FEMA’s records: 1.8 per 1,000 homes, fewer than 65% of the 13,809 U.S. towns with a flood insurance record.

Paid flood claims, by year
2015: 1 claim2016: 0 claims2017: 0 claims2018: 0 claims2019: 0 claims2020: 0 claims2021: 0 claims2022: 0 claims2023: 0 claims2024: 0 claims2025: 0 claims2026: 0 claims2015
20152026
Biggest named events
  • The October severe storms1 claim · $25K
1
paid claims since 2015
$25K
paid to owners
0
homes flooded more than once
$25K
average claim
of homes in flood zones are insured
of all homes are insured
No community discount

St. Stephen isn’t in FEMA’s Community Rating System, which cuts flood insurance up to 45% in towns that do extra flood-proofing.

Insurance rates: Berkeley County.
Disasters

6 federal disasters brought FEMA money to St. Stephen

Disasters that paid out in St. Stephen itself (aid to households or repair grants to the Town of St. Stephen), newest first, with that year’s flood claims.

  1. 2020Severe Storms, Tornadoes, and Straight-line Winds8 households applied for aid$40K aid approved
  2. 2016Hurricane Matthew268 households applied for aid$111K aid approved
  3. 2015Severe Storms and Flooding645 households applied for aid$478K aid approved1 flood claim paid that year
  4. 2004Tropical Storm Frances188 households applied for aid$134K aid approved
  5. 2004Tropical Storm Gaston$3K to the Town of St. Stephen for repairs
  6. 1999Hurricane Floyd Major Disaster Declarations$7K to the Town of St. Stephen for repairs
Disasters declared, by decade
Paid out in St. StephenBerkeley County only

Berkeley County has had 18 natural disasters declared by the President since 1953, most often hurricanes and tropical storms, then severe storms. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.

Were you here?

Old photos of St. Stephen after a storm or flood belong in the town’s history. Add one, or share what you remember below.

Add to the St. Stephen archive →
Next door

St. Stephen and its neighbors

St. Stephen has the lowest expected damage per building of the 1 graded towns here. Tap a town to see its hazards.

Russellville: not gradedRussellvilleSt. Stephen
Lowest fifthSecondMiddleFourthHighest fifth
TownHazard riskMostly (buildings)Flood claims
St. StephenD−more damage than 96%hurricanes1
Russellville—392 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.

Be ready

Get ready for what St. Stephen faces

A short kit for the hazards that drive the building damage here, what to check before you buy, and where neighbors get alerts.

Hurricane season
  • The season runs June through November and peaks from mid-August to mid-October.
  • Bring in porch furniture and anything the wind can throw.
  • Fill the gas tank and charge phones before the storm arrives.
More from Ready.gov ↗
Earthquakes
  • Drop, cover and hold on.
  • Strap tall furniture and the water heater to the wall.
  • Know how to shut off the gas.
More from Ready.gov ↗
When the river rises
  • 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.
More from Ready.gov ↗
Before you buy or rent
  • 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.
When a storm is coming
Forecast and alertsWeather →911, the nearest ERSafety →

Know where neighbors sign up for alerts? Add it to the Handbook so everyone has it.

Questions about natural hazards in St. Stephen

Is St. Stephen at risk for natural disasters?

On FEMA’s National Risk Index, St. Stephen has higher expected damage per building than 96% of U.S. towns: D− for hazard risk. Most of the expected damage is hurricanes (66%) and earthquakes (16%). 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.

Does St. Stephen flood?

Flood insurance has paid 1 claim in St. Stephen since 2015, $25K in all, or 1.8 per 1,000 homes, fewer than 65% of U.S. towns with a flood insurance record. The most claims came from October severe storms (1).

Is St. Stephen 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 Berkeley County, 82% of homes in mapped flood zones carry federal flood insurance, and 7.2% of all homes do.

How much is flood insurance in St. Stephen?

FEMA’s Community Rating System list shows no discount for St. Stephen’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 St. Stephen?

By FEMA money that reached St. Stephen, Severe Storms and Flooding (2015): 645 households applied for aid, $478K approved. By flood claims, October severe storms: 1 paid, $25K.

Is St. Stephen at risk from hurricanes?

It is the largest share of the building damage FEMA expects here (66%), and St. Stephen’s rate for it is in the top 2% of U.S. census tracts.

Storm stories

Memories, warnings and help from neighbors in St. Stephen.

Town Square →
Start the conversation

Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where St. Stephen’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.