City vs city
Des Allemands vs Hahnville, LA
Des Allemands and Hahnville are tied on overall score, with the biggest factor difference in tornado.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Scores describe each city’s reference grid tile, not every property. A missing model is unavailable, not zero risk. Air quality uses an ingested EPA AirNow snapshot and may not reflect current conditions; other factors describe baseline exposure. The overall score blends different hazards and is not a probability of damage. Read the scoring methodology and sources.
Overall
Des Allemands: 39/100 · Hahnville: 39/100
No gap.
Flood
Des Allemands: Unavailable · Hahnville: 0/100
A score difference cannot be calculated without both sources.
Des Allemands: Flood model is not available for this location yet.
Hahnville: FEMA NFHL flood zones: 0 features intersect this tile.
Wind
Des Allemands: 49/100 · Hahnville: 46/100
Des Allemands is 3 points higher.
Des Allemands: Wind exposure derived from ingested design wind / climatology tiles.
Hahnville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Des Allemands: 89/100 · Hahnville: 93/100
Hahnville is 4 points higher.
Des Allemands: Lightning exposure derived from ingested climatology tiles.
Hahnville: Lightning exposure derived from ingested climatology tiles.
Tornado
Des Allemands: 15/100 · Hahnville: 27/100
Hahnville is 12 points higher.
Des Allemands: Tornado risk derived from NOAA SPC historical reports.
Hahnville: Tornado risk derived from NOAA SPC historical reports.
Hail
Des Allemands: 34/100 · Hahnville: 22/100
Des Allemands is 12 points higher.
Des Allemands: Hail risk derived from NOAA SPC historical reports.
Hahnville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Des Allemands: 99/100 · Hahnville: 99/100
No gap.
Des Allemands: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Hahnville: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Des Allemands: 12/100 · Hahnville: 8/100
Des Allemands is 4 points higher.
Des Allemands: Wildfire exposure derived from ingested fire potential tiles.
Hahnville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Des Allemands: 16/100 · Hahnville: 16/100
No gap.
Des Allemands: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Hahnville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.