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CHazard risk
Natural hazards in New Johnsonville · FEMA

FEMA puts New Johnsonville’s expected hazard damage per building above that of 69% of U.S. towns, led by river and rain flooding

On FEMA’s National Risk Index, New Johnsonville gets a C for hazard risk: higher expected damage per building than 69% of U.S. towns. Most of that expected damage is river and rain flooding (45%), then earthquakes (33%). Flood insurance has paid 2 claims here since 2003.

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 69%of U.S. townsLess damageMoreExpected yearly damage per dollar of building, vs. the 21,298 U.S. towns we grade
By hazard

What New Johnsonville 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

45%of expected building damage
About average · lower than 58% of U.S. census tracts
Recorded about once every 1 years in the area

Earthquakes

33%of expected building damage
Well above average · higher than 86% of U.S. census tracts

Tornadoes

14%of expected building damage
Well above average · in the top 4% of U.S. census tracts
Smaller shares here
 Strong wind Ice storms Hail Hurricanes Winter storms Lightning Wildfire Cold waves Heat waves Landslides
FEMA models no building damage here
Coastal floodingAvalanchesTsunamisVolcanic activity
People, not buildings.Counting harm to people as well as buildings, FEMA’s model puts cold waves at 12% of New Johnsonville’s expected losses. Cold waves do little damage to buildings (0.0%), 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 New Johnsonville’s grade

River and rain flooding is 45% of the building damage FEMA expects in New Johnsonville, and New Johnsonville’s rate of river and rain flooding damage is lower than 58% of U.S. census tracts. Tornadoes add 14%, at a rate in the top 4% of U.S. census tracts.

Where New Johnsonville sits
New Johnsonville
Least damageMiddleMost damage

C higher expected damage per building than 69% of U.S. towns (21,298).

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

What drives the damage to buildings
River and rain flooding45%Earthquakes33%Tornadoes14%Everything else8%

In dollars, FEMA expects about $1.1M a year in losses across New Johnsonville: $559K to buildings, the rest to people and crops.

Shared tract.All of New Johnsonville’s 1,804 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 New Johnsonville flood? Rarely: 2 flood claims since 2003

Every paid claim on a federal flood insurance policy in New Johnsonville, from FEMA’s records: 2.4 per 1,000 homes, fewer than 58% of the 13,809 U.S. towns with a flood insurance record.

Paid flood claims, by year
2003: 1 claim2004: 0 claims2005: 0 claims2006: 0 claims2007: 0 claims2008: 0 claims2009: 0 claims2010: 1 claim2011: 0 claims2012: 0 claims2013: 0 claims2014: 0 claims2015: 0 claims2016: 0 claims2017: 0 claims2018: 0 claims2019: 0 claims2020: 0 claims2021: 0 claims2022: 0 claims2023: 0 claims2024: 0 claims2025: 0 claims2026: 0 claims20032010
20032026
Biggest named events
  • The Late spring storms1 claim · $61K
2
paid claims since 2003
$73K
paid to owners
0
homes flooded more than once
$37K
average claim
of homes in flood zones are insured
of all homes are insured
No community discount

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

Insurance rates: Humphreys County.
What’s been done with FEMA grants
1building floodproofed
1storm safe room built
Disasters

3 federal disasters brought FEMA money to New Johnsonville

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

  1. 2011Severe Storms, Tornadoes, Straight-line Winds, and Associated Flooding$35K to the City of New Johnsonville for repairs
  2. 2010Severe Storms, Flooding, Straight-line Winds, and Tornadoes63 households applied for aid$90K aid approved$60K to the City of New Johnsonville for repairs1 flood claim paid that year
  3. 2003Severe Storms, Tornadoes, and Flooding1 households applied for aid$6K aid approved$118K to the City of New Johnsonville for repairs1 flood claim paid that year
Disasters declared, by decade
Paid out in New JohnsonvilleHumphreys County only

Humphreys County has had 20 natural disasters declared by the President since 1953, most often severe storms, then floods. Not counted: the 2005 Hurricane Katrina evacuee emergency, which covered counties that took in evacuees.

Were you here?

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

Add to the New Johnsonville archive →
Be ready

Get ready for what New Johnsonville faces

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

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 ↗
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 ↗
Tornado warnings
  • 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.
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 New Johnsonville

Is New Johnsonville at risk for natural disasters?

On FEMA’s National Risk Index, New Johnsonville has higher expected damage per building than 69% of U.S. towns: C for hazard risk. Most of the expected damage is river and rain flooding (45%) and earthquakes (33%). 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 New Johnsonville flood?

Flood insurance has paid 2 claims in New Johnsonville since 2003, $73K in all, or 2.4 per 1,000 homes, fewer than 58% of U.S. towns with a flood insurance record. The most claims came from Late spring storms (1).

Is New Johnsonville 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 Humphreys County, 14% of homes in mapped flood zones carry federal flood insurance, and 0.9% of all homes do.

How much is flood insurance in New Johnsonville?

FEMA’s Community Rating System list shows no discount for New Johnsonville’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 New Johnsonville?

By FEMA money that reached New Johnsonville, Severe Storms, Flooding, Straight-line Winds, and Tornadoes (2010): 63 households applied for aid, $90K approved, and $60K to the City of New Johnsonville for repairs. By flood claims, Late spring storms: 1 paid, $61K.

Is New Johnsonville at risk from river and rain flooding?

It is the largest share of the building damage FEMA expects here (45%), and New Johnsonville’s rate for it is lower than 58% of U.S. census tracts.

Storm stories

Memories, warnings and help from neighbors in New Johnsonville.

Town Square →
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Sources: FEMA National Risk Index v1.20 (December 2025), census-tract table, combined by where New Johnsonville’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.