Flood history · Port Sulphur, LA 70083
Flood insurance claims in Port Sulphur, LA 70083
1,533 claims since 1978 and $73.9 million paid. Here's what the public record shows, and how to check a specific address.
Claims by year
Every NFIP flood insurance claim reported in ZIP 70083 since 1978.
What the record says
Almost all claims here (92%) were on properties in high-risk zones (A or V). In those zones, federally regulated lenders require flood insurance.
One event dominates the record: Hurricane Katrina accounts for 42% of all claims in this ZIP code.
247 claims were filed in the last 10 years.
The most commonly recorded cause is heavy rain or snowmelt collecting faster than it drains, which can happen far from any river or coast.
Biggest flood events
| Event | Year | Claims | Share |
|---|---|---|---|
| Hurricane Katrina | 2005 | 637 | 42% |
| Hurricane Isaac | 2012 | 258 | 17% |
| Hurricane Ida | 2021 | 201 | 13% |
| Hurricane Ike | 2008 | 73 | 5% |
| Hurricane Lili | 2002 | 43 | 3% |
| Hurricane Juan | 1985 | 34 | 2% |
Flood zone at time of claim
NFIP communities
Federal disaster declarations in Plaquemines Parish County
Flood, hurricane and storm declarations since 2000.
32 flood, storm or hurricane declarations for Plaquemines Parish County since 2000.
Check a specific address in Port Sulphur.
ZIP-level history is the backdrop. See the official FEMA flood zone, ground elevation and next steps for one property, free.
Sources: FEMA OpenFEMA NFIP Redacted Claims (v3) and Disaster Declarations Summaries, FEMA NFIP Community Status Book; place names from GeoNames (CC BY 4.0). Data as of 2026-10-09. Payments are net building + contents payments in dollars at the time paid, not adjusted for inflation. Claims are grouped by the ZIP code reported on the claim. This product uses the FEMA OpenFEMA API but is not endorsed by FEMA. Information only; not an official flood zone determination or insurance advice.
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