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Louisiana · FEMA + NOAA + National Risk Index

De Soto Parish, LA

33 FEMA disaster declarations (1991-2026), with a FEMA National Risk Index rating of Very Low. Most common hazard: Hurricane.

33
FEMA declarations
17
Major disasters
42
NRI risk · Very Low
Hurricane
Top hazard

The verdict

De Soto Parish has a nationally busy FEMA history: 33 declarations, more than 91% of counties in this registry. But the state comparison tempers that reading: the total is 20% below the Louisiana county mean. FEMA's separate National Risk Index places the county safer than 42%; that score models loss and vulnerability rather than counting declarations.

Safer than 42%
of U.S. counties for FEMA National Risk Index score
Very Low
FEMA National Risk Index rating
33
FEMA declarations vs 21 national county avg
39
NFIP flood insurance claims filed

FEMA's National Risk Index and its declaration registry are separate measures. This county's registry includes Fire Management Assistance (FM) records, which are not presidential disaster declarations, alongside Major Disaster (DR) and Emergency (EM) records.

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How does De Soto Parish compare?

De Soto Parish vs. all counties in this dataset

FEMA disaster declarations, all-time

33 Top 9% higher than 91% 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 · 2026-08-03

De Soto Parish's FEMA Risk Index score

FEMA National Risk Index composite score vs. the Louisiana county average

0/100100/100Louisiana avg62/10042/100
FEMA National Risk Index composite score vs. the Louisiana county average

Which hazard drives modeled loss here?

FEMA's modeled annual dollar loss for De Soto Parish is led by Riverine Flooding (about $4.1M Expected Annual Loss, Historical Loss Ratio Relatively Moderate), while Strong Wind 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 De Soto Parish's hazard record show?

FEMA National Risk Index

FEMA's data shows an elevated National Risk Index composite of 42.0/100 for this county (Very Low rating). Expected Annual Loss comes in at Very Low (roughly $9.1M 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, Strong Wind stands out as the sharpest exposure here, rated Relatively High. FEMA's modeled frequency puts that hazard at an average of 5.5 times per year here, based on 210 historical events on record.

Declaration frequency

Nationally, De Soto Parish's 33 FEMA records form a high-volume history; within Louisiana, however, the count is 20% below the county mean. 17 entries carry the Major Disaster classification. The largest incident group is Hurricane, appearing 17 times. The full 35-year record averages 0.9 declarations annually. A DR label alone does not say whether Individual Assistance, Public Assistance, or both followed.

Reading the federal records together

This county has a small entry in FEMA's NFIP paid-claims table: 39 claims and $827.3K paid in total. PlainHazard calls 1-49 claims a light registry record, a label for this dataset rather than a finding that flood exposure is low. A short claims history can also reflect insurance take-up, the period covered, or losses that were never insured.

Start with the state benchmark: a Louisiana county averages 41.4 federal declaration records, while De Soto Parish has 33. The gap is 20% below that mean. Fewer entries indicate a quieter history of recorded federal actions, not immunity from a hazard and not a prediction about what happens next.

67 /100

Historical Activity Index

High historical activity

De Soto Parish, LA · 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
24/30

33 OpenFEMA declarations, full ingest window (1.6x national county average)

County Disaster Density Moderate
10/25

33 declarations (0.8x state county average of 41)

Major Disaster Share High
13/25

17 of 33 declarations are major disasters (52%)

Hazard Diversity Very High
20/20

9 different disaster types declared in De Soto Parish

Historical Declaration Activity

Activity Band

High

vs. Louisiana Avg

-20%

State avg: 41.4

vs. National Avg

+59%

National avg: 20.7

Avg Per Year

0.9

Over 35 years

FEMA NRI 8-hazard radar - De Soto Parish

De Soto Parish NRI risk profile 8-axis FEMA National Risk Index radar showing per-hazard scores for Earthquake 8, Flood 25, Hurricane 25, Tornado 25, Wildfire 8, Drought 25, Heat Wave 48, Winter Storm 48. The simple mean of these eight displayed scores is 27 of 100. Earthquake Flood Hurricane Tornado Wildfire Drought Heat Wave Winter Storm 27 8-hazard mean
De Soto Parish NRI risk profile FIPS 22031 · displayed-hazard mean 27/100
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

33

Very high volume

Major Disaster share

52%

Major-heavy

NRI risk score

42

Very Low

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

How often does each hazard strike De Soto Parish?

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
Strong Wind Relatively High an average of 5.5 times per year
Heat Wave Relatively Moderate 21 modeled event-days per year
Ice Storm Relatively Moderate an average of 1.4 times per year
Hail Relatively Low an average of 4.6 times per year
Hurricane Relatively Low roughly once every 14 years
Wildfire Very Low roughly once every 1,540 years
Lightning Relatively Low an average of 66 times per year
Drought Relatively Low 24 modeled event-days per year
Tornado Relatively Low roughly once every 1 years
Riverine Flooding Relatively Low an average of 1.2 times per year
Earthquake Very Low roughly once every 796 years
Winter Weather Relatively Low an average of 2.6 times per year
Landslide Very Low roughly once every 5 years
Cold Wave Relatively Low roughly once every 2 years

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

Disaster Types

Hurricane 17
Severe Storm 4
Winter Storm 2
Coastal Storm 2
Severe Ice Storm 2
Biological 2
Flood 2
Other 1
Fire 1

What Hurricane declarations mean here

Hurricane is the most frequent declaration type on De Soto Parish's federal record, 52% 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 - 17 51.5%

of all 33 declarations

Emergency - 15 45.5%

of all 33 declarations

Fire Management - 1 3.0%

of all 33 declarations

FEMA Declarations Timeline

Year Declarations
2026 2
2024 1
2021 8
2020 6
2018 1
2016 1
2010 1
2008 3
2005 4
2003 1
2000 1
1999 2
1994 1
1991 1

Disaster Declarations

How the 33 FEMA declarations break into federal action codes (DR / EM / FM). Same DISTINCT grain as the table below.

Download these 33 declarations as CSV . FEMA source data is public domain; our derived presentation is CC0.

DR# Title Type Incident Date
4900 SEVERE WINTER STORM DR Winter Storm 2026-02-18
3638 SEVERE WINTER STORM EM Winter Storm 2026-01-24
3614 TROPICAL STORM FRANCINE EM Hurricane 2024-09-10
3574 TROPICAL STORM NICHOLAS EM Coastal Storm 2021-09-13
4611 HURRICANE IDA DR Hurricane 2021-08-29
3568 TROPICAL STORM IDA EM Hurricane 2021-08-27
4590 SEVERE WINTER STORMS DR Severe Ice Storm 2021-03-09
3556 SEVERE WINTER STORM EM Severe Ice Storm 2021-02-18
3549 TROPICAL STORM ZETA EM Hurricane 2020-10-27
4570 HURRICANE DELTA DR Hurricane 2020-10-16
3547 HURRICANE DELTA EM Hurricane 2020-10-07
3543 HURRICANE SALLY EM Hurricane 2020-09-14
4559 HURRICANE LAURA DR Hurricane 2020-08-28
3538 TROPICAL STORMS LAURA AND MARCO EM Hurricane 2020-08-23
3527 TROPICAL STORM CRISTOBAL EM Coastal Storm 2020-06-07
4484 COVID-19 PANDEMIC DR Biological 2020-03-24
3459 COVID-19 EM Biological 2020-03-13
4345 TROPICAL STORM HARVEY DR Hurricane 2017-10-16
4263 SEVERE STORMS AND FLOODING DR Flood 2016-03-13
1863 SEVERE STORMS, TORNADOES, AND FLOODING DR Severe Storm 2009-12-10
Show 13 earlier declaration records
DR# Title Type Incident Date
1792 HURRICANE IKE DR Hurricane 2008-09-13
1786 HURRICANE GUSTAV DR Hurricane 2008-09-02
3289 HURRICANE GUSTAV EM Hurricane 2008-08-29
1607 HURRICANE RITA DR Hurricane 2005-09-24
3260 HURRICANE RITA EM Hurricane 2005-09-21
1603 HURRICANE KATRINA DR Hurricane 2005-08-29
3212 HURRICANE KATRINA EM Hurricane 2005-08-27
3172 LOSS OF SPACE SHUTTLE COLUMBIA EM Other 2003-02-01
2337 LA-WESTERN LOUISIANA FIRE COMPLEX-9/8/00 FM Fire 2000-09-11
1269 SEVERE STORMS, TORNADOES AND FLOODING DR Severe Storm 1999-04-09
1264 SEVERE ICE STORM DR Severe Storm 1999-01-21
1012 SEVERE WINTER ICE STORM DR Severe Storm 1994-02-28
902 SEVERE STORMS & FLOODING DR Flood 1991-04-23

Storm Events in Louisiana

Statewide NOAA context only. PlainHazard does not currently attribute these state totals to De Soto Parish.

Storm Type Events Fatalities Injuries Property Damage
Thunderstorm Wind 3,274 12 29 $24.9M
Flash Flood 1,516 20 17 $3.9B
Hail 1,224 0 0 $49.3M
Excessive Heat 1,183 3 0 $0
Heat 1,106 5 0 $0

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

NFIP Flood Insurance Claims

Total Claims

39

Total Paid

$827.3K

Avg Per Claim

$21.2K

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

FEMA National Risk Index

Overall Risk

Very Low

Score: 42.0/100

Expected Annual Loss

Very Low

$9.1M/year

Social Vulnerability

Very High

Community Resilience

Relatively Low

Hazard Risk Breakdown

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

Strong Wind covers damaging non-thunderstorm, non-tornadic wind, the kind produced by steep pressure gradients and downslope events. It is a broad, frequent, low-drama hazard: roofs, signage, power lines and high-profile vehicles, spread across a wide area rather than concentrated on a path.

Worth noting for De Soto Parish: the model and the federal record do NOT point at the same hazard. Strong Wind 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

De Soto Parish's closest FEMA peer: Cheshire County, NH

Comparisons use published FEMA declaration fields plus the National Risk Index composite for De Soto Parish. 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 De Soto Parish - capture-dated entries only.

Further reading for this county

Most disaster-prone counties

With 33 FEMA declarations, De Soto Parish sits in the high-volume declaration band - see how that count ranks against other U.S. counties.

More PlainHazard guides

Frequently Asked Questions

What is the most common disaster type in De Soto Parish?
The most common disaster type in De Soto Parish is Hurricane, with 17 declarations. Other disaster types include Severe Storm (4), Winter Storm (2), Coastal Storm (2).
How does De Soto Parish's FEMA declaration record compare with the Louisiana average?
The typical Louisiana county has 41.4 FEMA declaration records; De Soto Parish has 33, or 20% fewer. Against the national county mean of 20.7, this county's total is 59% higher. The comparison is historical and says nothing about the probability of a future event.
How many major FEMA disaster declarations has De Soto Parish received?
De Soto Parish has received 17 major disaster declarations, representing 52% of all 33 disaster declarations.
How many flood insurance claims has De Soto Parish filed?
De Soto Parish has 39 National Flood Insurance Program (NFIP) claims totaling $827.3K in payments, with an average of $21.2K per claim.
Does FEMA's top risk-rated hazard match the highest Expected Annual Loss in De Soto Parish?
No. In De Soto Parish, Strong Wind has the highest National Risk Index rating (Relatively High), while Riverine Flooding leads Expected Annual Loss at about $4.1M. FEMA's risk score and dollar-loss model use different inputs, so the leaders often differ.
What was the worst year for disasters in De Soto Parish?
The most active year for disaster declarations in De Soto Parish was 2021, with 8 declarations. The county has FEMA disaster data spanning 1991 to 2026.
What is the FEMA National Risk Index score for De Soto Parish?
According to the FEMA National Risk Index, De Soto Parish, Louisiana has an overall risk score of 42.0 out of 100 (Very Low). Social vulnerability here rates Very High, while community resilience comes in at Relatively Low. The Expected Annual Loss (EAL) score is Very Low, representing $9.1M in annualized losses.
Which natural hazard poses the greatest risk to De Soto Parish?
The top hazard flagged by FEMA's NRI for De Soto Parish is Strong Wind (risk rating: Relatively High). Other significant hazards include Heat Wave (Relatively Moderate) and Ice Storm (Relatively Moderate). FEMA's modeled event frequency puts strong wind here at an average of 5.5 times per year, drawn from 210 historical events on record. The underlying methodology weighs historical event frequency against 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.

What this means for De Soto Parish

Against a Louisiana county mean of 41 declarations, De Soto Parish, LA records 33, or 20% fewer. PlainHazard classifies that historical total as high activity.

  • Major Disaster is the largest group (17 of 33) in a declaration history that remains below its state benchmark; frequency here is not a forecast. Louisiana overview
  • Nationally the county exceeds 91% of recorded county totals, but its own Louisiana benchmark is higher. The ranking keeps those two contexts separate. Most-disaster rankings
  • A short NFIP claims file cannot establish low flood exposure; the data guide explains the limits of each federal measure. Disaster-data guide

A below-average federal record is not a safety guarantee. Use National Weather Service alerts and local emergency-management notices for present conditions, not this historical comparison.

All federal data sources used on this page
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainHazard Editorial

Verify with FEMA → · Verify with FEMA NRI → · Verify with NOAA →

Every figure on PlainHazard is rendered directly from FEMA federal disaster data, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or national statistics report, the data & editorial changelog, or report a data error.