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Louisiana · FEMA + NOAA + National Risk Index

Ascension (Parish), LA

14 FEMA disaster declarations (2020–2026), with a FEMA National Risk Index rating of Relatively Moderate. Most common hazard: Hurricane.

14
FEMA declarations
7
Major disasters
92
NRI risk · Relatively Moderate
Hurricane
Top hazard

FEMA's National Risk Index places Ascension (Parish) County in the top 8% of U.S. counties for overall natural-hazard risk, and its FEMA disaster-declaration count is higher than 99% of all 2,729 counties tracked.

How does Ascension (Parish) County compare?

FEMA disaster declarations, this county versus the Louisiana county average and the national county average.

Ascension (Parish) County
14
Louisiana county avg
12.3
National county avg
3.7

How disaster-prone is Ascension (Parish) County?

Ascension (Parish) County, Louisiana has recorded 14 FEMA disaster declarations between 2020 and 2026, of which 7 were classified as Major Disaster declarations (DR) requiring federal individual and public assistance. That puts the county's average at 2.3 declarations per year across a 6-year record, or roughly 14% above the Louisiana county average of 12.3 and 274% above the national county average of 3.7. Declaration counts reflect federal recognition of event severity, not pure hazard frequency, smaller incidents handled locally never appear in FEMA's ledger.

The dominant disaster type on record is Hurricane, with 8 of 14 declarations falling under this category. FEMA's National Risk Index assigns this county an overall risk rating of Relatively Moderate (composite score 92.1/100), driven by an Expected Annual Loss rating of Relatively Moderate equivalent to roughly $120.1M in annualized losses. Social vulnerability scores Relatively Low and community resilience scores Very High - two factors that modify raw hazard exposure into actual harm. The single highest-risk natural hazard identified for this county is Hurricane (Relatively High).

NFIP flood insurance claims data for this county is not present in the FEMA claims extract, which typically indicates either low historical flood activity or low policy penetration. Taken together, these indicators place Ascension (Parish) County at a high relative risk level for federally recognized disasters. Households should pair this historical lens with forward-looking hazard maps, flood zones, wildfire risk overlays, and seismic zones published by FEMA and state emergency management, before making preparedness, insurance, or relocation decisions.

Risk Assessment

How Ascension (Parish) County's disaster history compares to state and national averages.

Risk Level

High

vs. Louisiana Avg

+14%

State avg: 12.3

vs. National Avg

+274%

National avg: 3.7

Avg Per Year

2.3

Over 6 years

FEMA NRI 8-hazard radar - Ascension (Parish) County

Ascension (Parish) County NRI risk profile 8-axis FEMA National Risk Index radar showing per-hazard composite scores for Earthquake 8, Flood 48, Hurricane 70, Tornado 70, Wildfire 8, Drought 48, Heat Wave 48, Winter Storm 48. Overall composite 44 of 100, classified Moderate. Earthquake Flood Hurricane Tornado Wildfire Drought Heat Wave Winter Storm 44 composite
Ascension (Parish) County NRI risk profile FIPS 22005 · composite 44/100 (Moderate)

The radar plots Ascension (Parish) County's relative exposure to the eight headline natural hazards used by the FEMA National Risk Index. Each axis is the qualitative NRI risk rating (Very Low through Very High) re-expressed on a 0-100 scale so that the polygon shape lets you compare a county against another at a glance.

FEMA Records

14

Total declarations

NRI Source

FEMA 2023

Latest NRI release

County FIPS

22005

LA state code

Source: FEMA National Risk Index FEMA National Risk Index Per-county per-hazard ratings, 2023 release

Disaster Types

Breakdown of 14 FEMA disaster declarations in Ascension (Parish) County by incident type.

Hurricane 8
Severe Ice Storm 2
Winter Storm 1
Coastal Storm 1
Flood 1
Biological 1

Declaration Types

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

Emergency - 7 50.0%

of all 14 declarations

Major Disaster - 7 50.0%

of all 14 declarations

FEMA Declarations Timeline

Disaster declarations per year for Ascension (Parish) County.

Year Declarations
2026 1
2024 2
2021 10
2020 1

Disaster Declarations

All 14 FEMA disaster declarations for Ascension (Parish) County, Louisiana.

DR# Title Type Incident Date
3638 SEVERE WINTER STORM EM Winter Storm 2026-01-24
4817 HURRICANE FRANCINE DR Hurricane 2024-09-16
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
4606 SEVERE STORMS, TORNADOES, AND FLOODING DR Flood 2021-06-02
4590 SEVERE WINTER STORMS DR Severe Ice Storm 2021-03-09
3556 SEVERE WINTER STORM EM Severe Ice Storm 2021-02-18
4577 HURRICANE ZETA DR Hurricane 2021-01-12
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
4484 COVID-19 PANDEMIC DR Biological 2020-03-24

Storm Events in Louisiana

NOAA severe weather data for Louisiana (2015–2025). Storm event data is tracked at the state level.

Storm Type Events Fatalities Injuries Property Damage
Thunderstorm Wind 3,682 12 32 $25.9M
Marine Thunderstorm Wind 3,394 2 22 $103.0K
Flash Flood 1,739 20 17 $3.9B
Hail 1,363 0 0 $49.3M
Excessive Heat 1,271 3 0 $0

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

FEMA National Risk Index

FEMA's composite risk score combining 18 natural hazard types, social vulnerability, and community resilience for Ascension (Parish) County.

Overall Risk

Relatively Moderate

Score: 92.1/100

Expected Annual Loss

Relatively Moderate

$120.1M/year

Social Vulnerability

Relatively Low

Community Resilience

Very High

Hazard Risk Breakdown

Risk rating for each of the 18 FEMA NRI natural hazard types in Ascension (Parish) County.

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

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

Counties with Similar Risk in Louisiana

Other Louisiana counties with similar disaster declaration counts.

Disaster Preparedness Guides

Frequently Asked Questions

How many natural disasters has Ascension (Parish) County, Louisiana had?
Ascension (Parish) County, Louisiana has received 14 FEMA disaster declarations from 2020 to 2026. Of these, 7 were major disaster declarations.
What is the most common disaster type in Ascension (Parish) County?
The most common disaster type in Ascension (Parish) County is Hurricane, with 8 declarations. Other disaster types include Severe Ice Storm (2), Winter Storm (1), Coastal Storm (1).
How does Ascension (Parish) County's disaster risk compare to the Louisiana average?
Ascension (Parish) County has 14 disaster declarations, which is 14% higher than the Louisiana county average of 12.3 declarations. Compared to the national county average of 3.7, it is 274% higher.
How many major FEMA disaster declarations has Ascension (Parish) County received?
Ascension (Parish) County has received 7 major disaster declarations, representing 50% of all 14 disaster declarations. Major disaster declarations typically involve significant damage requiring federal assistance.
What types of storms are most common in Louisiana?
The most common storm types in Louisiana include Thunderstorm Wind (3,682 events), Marine Thunderstorm Wind (3,394 events), Flash Flood (1,739 events). NOAA storm event data covers severe weather from 2015 to 2025.
What was the worst year for disasters in Ascension (Parish) County?
The most active year for disaster declarations in Ascension (Parish) County was 2021, with 10 declarations. The county has FEMA disaster data spanning 2020 to 2026.
What is the overall disaster risk level for Ascension (Parish) County?
Based on FEMA declaration history, Ascension (Parish) County has a high disaster risk level with 14 total declarations. This county has significantly more disaster declarations than average.
What is the FEMA National Risk Index score for Ascension (Parish) County?
According to the FEMA National Risk Index, Ascension (Parish) County, Louisiana has an overall risk score of 92.1 out of 100 (Relatively Moderate). The county's social vulnerability rating is Relatively Low and community resilience is Very High. The Expected Annual Loss (EAL) score is Relatively Moderate, representing $120.1M in annualized losses.
Which natural hazard poses the greatest risk to Ascension (Parish) County?
Based on FEMA NRI data, the highest-risk natural hazard in Ascension (Parish) County is Hurricane (risk rating: Relatively High). Other significant hazards include Tornado (Relatively High) and Heat Wave (Relatively Moderate). 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.

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 Ascension (Parish)

Ascension (Parish), LA has 14 FEMA disaster declarations on record, a high historical disaster load, 14% above the Louisiana county average.

  • Its most common federal declaration type is emergency (7 of 14) - know the hazards most likely here before they happen. Louisiana overview
  • See how this county ranks against the rest of the country for disaster frequency. Most-disaster rankings
  • Read how to read FEMA declarations, NRI risk scores, and what they do and don't tell you. Disaster-data guide

Historical declaration counts describe past federal response, not a forecast. For current threats, follow the National Weather Service and local officials; in an emergency call 911.

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. This page draws directly on FEMA federal disaster data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.