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B

Plaquemines, LA

Flood Risk Score: 36/100 · Rank #13 of 3,277 counties

Plaquemines County in Louisiana has 38 FEMA disaster declarations on record covering 2005–2024, most recently Hurricane Francine on Sep 16, 2024 (DR-4817). Its flood risk grade is B (Moderate risk), ranking #13 of 3,277 U.S. counties, with 65 NFIP flood insurance claims totaling $2,622,529 in payouts. Flood risk is relatively low compared to the national average.

36
Risk Score
65
NFIP Claims
$2,622,529
Total Payouts
38
Disasters
$40,347
Avg Claim
65
Active Policies

FEMA Disaster Declarations in Plaquemines County

The 25 most recent federally declared disasters affecting Plaquemines County, LA (2005–2024). Total declarations on record: 38.

DeclaredIncident TypeTitleFEMA Disaster #
Sep 16, 2024HurricaneHurricane FrancineDR-4817
Sep 10, 2024HurricaneTropical Storm FrancineDR-3614
Sep 13, 2021Coastal StormTropical Storm NicholasDR-3574
Aug 29, 2021HurricaneHurricane IdaDR-4611
Aug 27, 2021HurricaneTropical Storm IdaDR-3568
Jan 12, 2021HurricaneHurricane ZetaDR-4577
Oct 27, 2020HurricaneTropical Storm ZetaDR-3549
Oct 16, 2020HurricaneHurricane Delta DR-4570
Oct 7, 2020HurricaneHurricane Delta DR-3547
Sep 14, 2020HurricaneHurricane SallyDR-3543
Aug 28, 2020HurricaneHurricane LauraDR-4559
Aug 23, 2020HurricaneTropical Storms Laura and MarcoDR-3538
Jun 7, 2020Coastal StormTropical Storm Cristobal DR-3527
Aug 27, 2019HurricaneHurricane BarryDR-4458
Jul 11, 2019Coastal StormTropical Storm BarryDR-3416
Oct 16, 2017HurricaneTropical Storm HarveyDR-4345
Oct 6, 2017HurricaneTropical Storm NateDR-3392
Feb 5, 2016FloodFloodingDR-3376
Aug 29, 2012HurricaneHurricane IsaacDR-4080
Aug 27, 2012HurricaneTropical Storm IsaacDR-3347
Oct 28, 2011Coastal StormTropical Storm LeeDR-4041
Sep 13, 2008HurricaneHurricane IkeDR-1792
Sep 2, 2008HurricaneHurricane Gustav DR-1786
Aug 29, 2008HurricaneHurricane GustavDR-3289
Sep 24, 2005HurricaneHurricane Rita DR-1607

Score Breakdown

The composite score of 36 is calculated from four weighted factors. See our methodology for details.

Claims Density
40%
1
Disaster Frequency
25%
81
Claim Severity
20%
0
Year-over-Year Trend
15%
100

Other Counties in Louisiana

CountyGradeScoreClaimsDisasters
CalcasieuB3666533
St. BernardB354539
LafourcheB3814243
St. CharlesB3826542
St. John the BaptistB3964738
TerrebonneB3913144
View All Counties in Louisiana

Frequently Asked Questions

How many FEMA disaster declarations does Plaquemines County, LA have?

Plaquemines County, LA has 38 federal disaster declarations on FEMA record (2005–2024). The 5 most recent are: Hurricane Francine (declared Sep 16, 2024, DR-4817); Tropical Storm Francine (declared Sep 10, 2024, DR-3614); Tropical Storm Nicholas (declared Sep 13, 2021, DR-3574); Hurricane Ida (declared Aug 29, 2021, DR-4611); Tropical Storm Ida (declared Aug 27, 2021, DR-3568). Counts include flood, severe storm, hurricane, and coastal storm declarations from the OpenFEMA DisasterDeclarationsSummaries dataset.

What is the flood risk grade for Plaquemines County, LA?

Plaquemines County is graded B (composite score 36/100, moderate risk). It ranks #13 of 3,277 U.S. counties for flood risk in our scoring model. The grade combines NFIP claims density (40%), disaster frequency (25%), claim severity (20%), and year-over-year trend (15%).

How many NFIP flood insurance claims have been filed in Plaquemines County?

65 NFIP flood insurance claims have been filed in Plaquemines County, LA, totaling $2,622,529 in payouts. The average claim is $40,347. Source: FEMA FimaNfipClaims v2 dataset.

Has Plaquemines County, LA had any recent flood disasters?

Yes. The most recent FEMA declaration affecting Plaquemines County was Hurricane Francine on Sep 16, 2024 (DR-4817). The county has 38 declared disasters in the OpenFEMA record covering 2005–2024.

The this entity record above pulls directly from FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims. What follows is the per-entity context — how this entity sits in the broader U.S. flood risk, NFIP claims, and disaster declarations distribution and which underlying factors drive the headline numbers.

Every number on this page links back to FEMA OpenFEMA datasets including the National Flood Hazard Layer and NFIP claims; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.

For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. ZIPs, counties, and states with similar size, similar exposure, or similar geography — not the national-level summary alone.

Source: FEMA OpenFEMA datasets, 2026.