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Mississippi · FEMA + NOAA + National Risk Index

Wilkinson County, MS

32 FEMA disaster declarations (1965-2026), with a FEMA National Risk Index rating of Very Low. Most common hazard: Hurricane.

32
FEMA declarations
22
Major disasters
33
NRI risk · Very Low
Hurricane
Top hazard

The verdict

Two federal records point in the busier direction for Wilkinson County. Its 32 FEMA declarations are 24% above the Mississippi county mean and exceed the count for 89% of the 3,266 counties in this registry. Separately, FEMA's National Risk Index places it safer than 33%, based on modeled expected annual loss, social vulnerability, and community resilience.

Safer than 33%
of U.S. counties for FEMA National Risk Index score
Very Low
FEMA National Risk Index rating
32
FEMA declarations vs 21 national county avg
1,394
NFIP flood insurance claims filed

FEMA's National Risk Index and its declaration registry are separate measures. This county's registry includes Major Disaster (DR) and Emergency (EM) records; an EM authorizes a narrower set of federal assistance than a DR.

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FEMA OpenFEMA declaration desk

County FIPS 28157 · Wilkinson County 32 declarations · rank 338/3,266

DECL-HEAVY · MAJOR-MID · RANK-MID · PHOTO-FINISH · NRI-LOW · ACT-HIGH · TYPE-LEAD · VS-ST-ABOVE

  • DECL-HEAVY 32
  • MAJOR-MID 69%
  • RANK-MID #338
  • PHOTO-FINISH Perry
  • NRI-LOW Very Low
  • ACT-HIGH High
  • TYPE-LEAD Hurricane
  • VS-ST-ABOVE +24%

Nearest declaration peer: Perry, MS (0 declaration gap)

FEMA Disaster Declarations Summaries v2 filing stamps for this county register. Read with this county → · Mississippi state profile

Wilkinson County among high-volume declaration counties

FEMA declaration records among Wilkinson County and nearest peers by total count

declarations

What this shows Wilkinson County carries 32 FEMA declaration records, ranked 338 of 3,266 counties in this registry.

Source FEMA OpenFEMA Disaster Declarations Summaries v2 As of 2026-08-25

Where Wilkinson County ranks in the national declaration registry

Wilkinson County vs. high-volume counties in this registry

FEMA disaster declarations, all-time · Wilkinson County

32 Top 11% higher than 89% of 3,266 counties

This county 0 90 all U.S. counties FEMA tracks, bucketed by value

Each bar is a band; taller bars hold more counties. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source FEMA Disaster Declarations Summaries v2 · 2026-08-25

Wilkinson County's FEMA Risk Index score

0/100100/100Mississippi avg51/10033.5/100
FEMA National Risk Index composite score vs. the Mississippi county average

Which hazard drives modeled loss here?

FEMA's modeled annual dollar loss for Wilkinson County is led by Riverine Flooding (about $2.3M Expected Annual Loss, Historical Loss Ratio Relatively Moderate), while Lightning carries the highest National Risk Index rating (Relatively High). EAL and risk score use different inputs; they need not agree.

Source: FEMA National Risk Index (December 2025 release) - Expected Annual Loss vs composite risk rating by hazard.

What does Wilkinson County's hazard record show?

Reading the federal records together

FEMA's NFIP table contains a substantial paid-claim history for this county: 1,394 claims and $18.7M in payments. PlainHazard labels 500 or more claims a heavy registry record; that is a reporting bucket, not an official FEMA risk grade. The average paid claim was $13.4K. NFIP totals exclude uninsured flood losses and do not measure how many properties currently carry a policy.

The declaration register points in the busier direction. Wilkinson County's 32 federal records stand 24% above the Mississippi county mean of 25.9. That comparison describes how often federal action was recorded, including any Major Disaster, Emergency, and Fire Management entries shown on this page; it does not convert the count into future probability.

FEMA National Risk Index

FEMA's data shows an elevated National Risk Index composite of 33.5/100 for this county (Very Low rating). Expected Annual Loss comes in at Very Low (roughly $6.2M in annualized losses). Social vulnerability (Very High) and community resilience (Relatively Low) both factor into how that raw exposure plays out on the ground. Of the 18 hazards FEMA models, Lightning stands out as the sharpest exposure here, rated Relatively High. FEMA's modeled frequency puts that hazard at an average of 79 times per year here, based on 52,157 historical events on record.

75 /100

Historical Activity Index

Very High historical activity

Wilkinson County, MS · PlainHazard-derived composite from federal records

This 0–100 index is an explicit PlainHazard composite from FEMA declaration history only on the county surface (this DB has no county-level NOAA damage row) . It is not FEMA's National Risk Index, not a forecast, and not a safety, insurance, or preparedness rating. Open the calculator · Methodology

FEMA Declarations (1953–present) Very High
23/30

32 OpenFEMA declarations, full ingest window (1.5x national county average)

County Disaster Density High
15/25

32 declarations (1.2x state county average of 26)

Major Disaster Share High
17/25

22 of 32 declarations are major disasters (69%)

Hazard Diversity Very High
20/20

8 different disaster types declared in Wilkinson County

FEMA NRI 8-hazard radar - Wilkinson County

Wilkinson County NRI risk profile 8-axis FEMA National Risk Index radar showing per-hazard scores for Earthquake 8, Flood 8, Hurricane 25, Tornado 25, Wildfire 8, Drought 25, Heat Wave 25, Winter Storm 25. The simple mean of these eight displayed scores is 19 of 100. Earthquake Flood Hurricane Tornado Wildfire Drought Heat Wave Winter Storm 19 8-hazard mean
Wilkinson County NRI risk profile FIPS 28157 · displayed-hazard mean 19/100
How to read this radar

Each axis: NRI risk rating (Very Low-Very High) on a 0-100 scale. Rounder = broad exposure; spiky = one or two hazards dominate.

FEMA Records

32

Very high volume

Major Disaster share

69%

Major-heavy

NRI risk score

33

Very Low

Source: FEMA National Risk Index Per-county per-hazard ratings, December 2025 release

How often does each hazard strike Wilkinson County?

FEMA's National Risk Index models a historical event count and an annualized frequency for each hazard type. Most hazards are expressed as modeled occurrences per year; FEMA expresses drought and heat-wave frequency as event-days per year. These modeled frequencies are not forecasts.

Hazard NRI Risk Rating Recurrence
Lightning Relatively High an average of 79 times per year
Hurricane Relatively Low roughly once every 7 years
Landslide Relatively Low roughly once every 1 years
Strong Wind Relatively Moderate an average of 1.7 times per year
Heat Wave Relatively Low 13 modeled event-days per year
Tornado Relatively Low roughly once every 2 years
Drought Relatively Low 18 modeled event-days per year
Cold Wave Relatively Low roughly once every 1 years
Ice Storm Relatively Low an average of 1 time per year
Wildfire Very Low roughly once every 940 years
Riverine Flooding Very Low roughly once every 3 years
Earthquake Very Low roughly once every 939 years
Hail Very Low an average of 2.1 times per year
Winter Weather Very Low an average of 1.7 times per year

Source: FEMA National Risk Index Modeled annualized frequency; drought and heat wave use event-days/year, December 2025 release

Disaster Types

Hurricane 13
Severe Storm 9
Flood 3
Winter Storm 2
Biological 2
Severe Ice Storm 1
Tornado 1
Snowstorm 1

What Hurricane declarations mean here

Hurricane is the most frequent declaration type on Wilkinson County's federal record, 41% of its declarations. Atlantic tropical systems run on a defined season, 1 June to 30 November, with most activity concentrated between August and October; Pacific and territorial basins run on their own calendars. A single named storm routinely produces one declaration number covering a long corridor of counties at once, well inland as well as on the coast, which is why an affected county's count can jump by several in one year without several separate events having occurred.

One practical distinction matters when reading these records: a tropical declaration usually bundles wind, storm surge and inland rainfall flooding under a single incident, but the insurance behind them is split. Wind damage falls to property insurers, while flood and surge damage is covered only under a separate National Flood Insurance Program policy. That is why a county can show heavy declaration activity and a comparatively small NFIP claims record, or the reverse.

Declaration counts describe past federal action. They are a record of what was declared, not a forecast of future hazard probability.

Declaration Types

What DR / EM / FM mean

FEMA categorizes declarations as Major Disasters (DR), Emergencies (EM), or Fire Management Assistance (FM).

Major Disaster - 22 68.8%

of all 32 declarations

Emergency - 10 31.3%

of all 32 declarations

FEMA Declarations Timeline

Year Declarations
2026 3
2022 1
2021 3
2020 5
2012 2
2011 2
2009 1
2008 3
2005 1
2004 1
2001 1
1993 1
1990 1
1983 1
1979 1
Show 5 earlier declaration years
1977 1
1973 1
1972 1
1969 1
1965 1

Disaster Declarations

How the 32 FEMA declarations break into federal action codes (DR / EM / FM). Same DISTINCT grain as the table below.

Download these 32 declarations as CSV . FEMA source data is public domain; our derived presentation is CC0.

DR# Title Type Incident Date
4922 SEVERE STORMS, STRAIGHT-LINE WINDS, TORNADOES, AND FLOODING DR Severe Storm 2026-06-30
4899 SEVERE WINTER STORM DR Winter Storm 2026-02-06
3640 SEVERE WINTER STORM EM Winter Storm 2026-01-24
4626 HURRICANE IDA DR Hurricane 2021-10-22
3569 HURRICANE IDA EM Hurricane 2021-08-28
4598 SEVERE WINTER STORMS DR Severe Ice Storm 2021-05-04
3548 HURRICANE DELTA EM Hurricane 2020-10-08
3544 HURRICANE SALLY EM Hurricane 2020-09-14
3539 HURRICANE MARCO AND TROPICAL STORM LAURA EM Hurricane 2020-08-23
4538 SEVERE STORMS, FLOODING, AND MUDSLIDES DR Severe Storm 2020-04-23
4528 COVID-19 PANDEMIC DR Biological 2020-04-05
3474 COVID-19 EM Biological 2020-03-13
4081 HURRICANE ISAAC DR Hurricane 2012-08-29
3348 TROPICAL STORM ISAAC EM Hurricane 2012-08-28
1983 FLOODING DR Flood 2011-05-11
3320 FLOODING EM Flood 2011-05-04
1837 SEVERE STORMS, FLOODING, AND TORNADOES DR Severe Storm 2009-05-12
1794 HURRICANE GUSTAV DR Hurricane 2008-09-22
3291 HURRICANE GUSTAV EM Hurricane 2008-08-30
1753 SEVERE STORMS AND FLOODING DR Severe Storm 2008-05-08
Show 12 earlier declaration records
DR# Title Type Incident Date
1604 HURRICANE KATRINA DR Hurricane 2005-08-29
1550 HURRICANE IVAN DR Hurricane 2004-09-15
1360 SEVERE STORMS AND TORNADOES DR Severe Storm 2001-02-23
968 SEVERE STORMS, HIGH WINDS & TORNADOES DR Tornado 1992-11-25
859 SEVERE STORMS, TORNADOES & FLOODING DR Severe Storm 1990-02-28
683 SEVERE STORMS, TORNADOES, AND FLOODING DR Severe Storm 1983-06-01
577 STORMS, TORNADOES, FLOODS DR Severe Storm 1979-04-16
3032 DROUGHT & FREEZING EM Snowstorm 1977-02-22
368 HEAVY RAINS, TORNADOES & FLOODING DR Severe Storm 1973-03-27
318 HEAVY RAINS & FLOODING DR Flood 1972-01-19
271 HURRICANE CAMILLE DR Hurricane 1969-08-18
210 HURRICANE BETSY DR Hurricane 1965-09-25

Storm Events in Mississippi

Statewide NOAA context only. PlainHazard does not currently attribute these state totals to Wilkinson County.

Storm Type Events Fatalities Injuries Property Damage
Thunderstorm Wind 5,557 17 60 $93.9M
Flash Flood 1,551 6 9 $83.6M
Hail 1,411 0 0 $90.1M
Heat 1,340 3 0 $0
Tornado 1,097 68 610 $562.0M

Source: NOAA Storm Events Database State-level aggregated data, 2015-2025

NFIP Flood Insurance Claims

Total Claims

1,394

Total Paid

$18.7M

Avg Per Claim

$13.4K

Source: FEMA National Flood Insurance Program (NFIP) OpenFEMA Claims Data

FEMA National Risk Index

Overall Risk

Very Low

Score: 33.5/100

Expected Annual Loss

Very Low

$6.2M/year

Social Vulnerability

Very High

Community Resilience

Relatively Low

Hazard Risk Breakdown

Lightning Relatively High
Hurricane Relatively Low
Landslide Relatively Low
Strong Wind Relatively Moderate
Heat Wave Relatively Low
Tornado Relatively Low
Drought Relatively Low
Cold Wave Relatively Low
Ice Storm Relatively Low
Wildfire Very Low
Riverine Flooding Very Low
Earthquake Very Low
Hail Very Low
Winter Weather Very Low

Source: FEMA National Risk Index (NRI) Ratings reflect relative scores among all US counties. Data: hazards.fema.gov/nri

The model's sharpest exposure here: Lightning

Lightning is modeled as a high-frequency, low-per-event hazard: strike counts are large, but each strike affects a very small area. Its aggregate cost accumulates through structure fires, electrical and electronic damage, and it is one of the few hazards whose risk is essentially continuous through the season rather than episodic.

Worth noting for Wilkinson County: the model and the federal record do NOT point at the same hazard. Lightning carries the highest modeled rating (Relatively High), while the county's declaration history is led by Hurricane. That is not a contradiction, the two measure genuinely different things. Declarations record federal ACTION, which requires damage costly enough to exceed state and local capacity; the Risk Index models EXPECTED annual loss across all 18 hazards whether or not any declaration ever followed. A hazard can be the county's largest modeled exposure and never once have driven a declaration.

National Risk Index ratings are modeled estimates of expected annual loss, not predictions of what will happen in any given year.

Data-matched county comparisons

Wilkinson County's closest FEMA peer: Le Flore County, OK

Comparisons use published FEMA declaration fields plus the National Risk Index composite for Wilkinson County. Record similarity, not a safety rating.

How these peers are chosen

Cohort: Published U.S. county equivalents outside the source state or territory. Each metric keeps six ETL candidates; three unique destinations are shown after de-duplicating across axes. Declaration-volume ranking combines count and Major-disaster share and prefers a different leading incident type; Major-share ranks the Major fraction adjusted for volume; NRI ranks the modeled composite score only.

Retained FEMA snapshot feed for Wilkinson County - capture-dated entries only.

Compare beyond this state

Nationwide peers by NRI score & FEMA declaration volume

Two PlainHazard-derived comparison paths for Wilkinson County: nearest out-of-state National Risk Index composite and nearest FEMA declaration count (floor ≥5 records). Record similarity only, not a forecast of the next hazard.

Further reading for this county

Understanding disaster data

Wilkinson County's NFIP claims file (1,394 claims) and FEMA declaration history measure different federal records - this guide separates them from modeled NRI risk.

More PlainHazard guides

Frequently Asked Questions

What is the most common disaster type in Wilkinson County?
The most common disaster type in Wilkinson County is Hurricane, with 13 declarations. Other disaster types include Severe Storm (9), Flood (3), Winter Storm (2).
How does Wilkinson County's FEMA declaration record compare with the Mississippi average?
FEMA lists 32 declaration records for Wilkinson County. That is 24% above the Mississippi county mean of 25.9. Its count is also 54% above the national county mean of 20.7. A larger declaration history records more federal actions; it is not a forecast of the county's next hazard.
How many major FEMA disaster declarations has Wilkinson County received?
Wilkinson County has received 22 major disaster declarations, representing 69% of all 32 disaster declarations.
How many flood insurance claims has Wilkinson County filed?
Wilkinson County has 1,394 National Flood Insurance Program (NFIP) claims totaling $18.7M in payments, with an average of $13.4K per claim.
Does FEMA's top risk-rated hazard match the highest Expected Annual Loss in Wilkinson County?
No. In Wilkinson County, Lightning has the highest National Risk Index rating (Relatively High), while Riverine Flooding leads Expected Annual Loss at about $2.3M. FEMA's risk score and dollar-loss model use different inputs, so the leaders often differ.
What was the worst year for disasters in Wilkinson County?
The most active year for disaster declarations in Wilkinson County was 2020, with 5 declarations. The county has FEMA disaster data spanning 1965 to 2026.
What is the FEMA National Risk Index score for Wilkinson County?
According to the FEMA National Risk Index, Wilkinson County, Mississippi has an overall risk score of 33.5 out of 100 (Very Low). On social vulnerability the county rates Very High; on community resilience, Relatively Low. The Expected Annual Loss (EAL) score is Very Low, representing $6.2M in annualized losses.
Which natural hazard poses the greatest risk to Wilkinson County?
The top hazard flagged by FEMA's NRI for Wilkinson County as of the latest release is Lightning (risk rating: Relatively High). Other significant hazards include Hurricane (Relatively Low) and Landslide (Relatively Low). FEMA's modeled event frequency puts lightning here at an average of 79 times per year, drawn from 52,157 historical events on record. These scores are based on FEMA's analysis of historical event frequency, exposed assets, and community vulnerability.
Data Sources & Methodology

Disaster declaration data comes from the FEMA OpenFEMA Disaster Declarations Summaries v2 API, which includes all federally declared disasters, emergencies, and fire management assistance grants.

Storm event data is sourced from the NOAA Storm Events Database (2015-2025), which tracks significant weather events including thunderstorms, tornadoes, floods, and winter storms.

Flood insurance data comes from the FEMA National Flood Insurance Program (NFIP) OpenFEMA claims dataset.

This data is provided for informational purposes only. FEMA disaster declarations represent federal response actions and may not capture all local emergencies or weather events.

FEMA OpenFEMA declarations + NRI for Wilkinson County · vintage 2026-08-25 · Methodology · Mississippi profile · Verify with FEMA OpenFEMA · Verify with NOAA Storm Events