Natural Disaster Risk in Port Sulphur
Louisiana
Risk Summary for Port Sulphur
Port Sulphur scores 5.0/10 (Moderate risk), near the U.S. average of 4.5. The leading hazard is Coastal Flooding.
Top Hazards
All 18 Hazard Scores
How it compares
Live Conditions
🏠 What this means for insurance
Average risk — standard coverage usually sufficient
This area carries average natural disaster risk. A standard homeowners or renters policy should cover common events, but review the exclusions for floods and earthquakes, which are almost never included by default.
This is general information only. Consult a licensed insurance professional for advice specific to your property.
Natural Hazard Profile: Port Sulphur, Louisiana
Port Sulphur is a small community of about 2,317 in Plaquemines County, along the Gulf Coast. The area experiences very hot summers, mild winters, and exceptionally high humidity, with a lengthy hurricane and tropical storm season shaping the pattern of natural hazards that residents encounter. Understanding the local risk profile is essential for anyone living in, moving to, or owning property in Port Sulphur.
According to FEMA's National Risk Index, Port Sulphur carries an overall risk score of 5.0/10, placing it in the moderate category. Coastal flood risk defines the local natural hazard environment, with sea-level rise trends gradually increasing the frequency of tidal flooding events alongside storm surge threats. The area also faces notable exposure to hurricane and drought.
Port Sulphur's risk score, slightly below the 6.1/10 state average and near the U.S. national average of 4.5/10. Of the 18 hazard categories tracked by FEMA for Plaquemines County, the highest-scoring are coastal flood, hurricane, and drought. These scores reflect county-level data and represent the baseline risk that all communities in the county share.
With a moderate risk rating, Port Sulphur residents are well-served by maintaining standard preparedness practices — an emergency supply kit, awareness of local hazard seasonality, and insurance that covers the top local risks. Periodic review of coverage for coastal flood is recommended.
What this means for Port Sulphur: Coastal Flooding preparedness
- Coastal flood and storm-surge damage requires separate flood insurance, not standard homeowners coverage.
- Know your evacuation zone and monitor tidal and surge forecasts during coastal storms.
- Elevate utilities and consider flood-resistant construction in low-lying shoreline areas.
Local Factors for Port Sulphur
These city-level factors differentiate Port Sulphur from other communities in Plaquemines County and provide geographic context for its hazard exposure.
Population
2,317
Small TownGeographic Zone
Gulf Coast
Hurricane, surge & flood risk
Climate Band
Warm Subtropical
Latitude 29.5°
Flood Terrain
Minimal — county topography limits flood risk
Flood score: 1.0/10
Wildfire Exposure
Lower — moist climate limits wildfire frequency
Fire score: 3.0/10
Coordinates
29.5234° N, 89.8521° W
Plaquemines County
Population and coordinates from SimpleMaps US Cities data. Hazard scores from FEMA National Risk Index. Geographic classification derived from coordinates.
Recent Climate Data for Port Sulphur
Last 12 months · Source: Open-Meteo archive
Notable Weather Days (last 12 months)
ZIP Codes in Port Sulphur
Other cities in Louisiana
Data source: FEMA National Risk Index (NRI). Scores normalized to 1–10 across all US counties. City scores inherit county-level FEMA data. For informational purposes only.