City vs city
Baton Rouge vs Chalmette, LA
Baton Rouge currently scores 3 points higher overall than Chalmette, with the largest gap in storm surge.
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 is a current EPA AirNow signal; 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
Baton Rouge: 54/100 · Chalmette: 51/100
Baton Rouge is 3 points higher.
Flood
Baton Rouge: 24/100 · Chalmette: 40/100
Chalmette is 16 points higher.
Baton Rouge: FEMA NFHL flood zones: 14 features intersect this tile.
Chalmette: FEMA NFHL flood zones: 21 features intersect this tile.
Wind
Baton Rouge: 31/100 · Chalmette: 51/100
Chalmette is 20 points higher.
Baton Rouge: Wind exposure derived from ingested design wind / climatology tiles.
Chalmette: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Baton Rouge: 97/100 · Chalmette: 92/100
Baton Rouge is 5 points higher.
Baton Rouge: Lightning exposure derived from ingested climatology tiles.
Chalmette: Lightning exposure derived from ingested climatology tiles.
Tornado
Baton Rouge: 81/100 · Chalmette: 27/100
Baton Rouge is 54 points higher.
Baton Rouge: Tornado risk derived from NOAA SPC historical reports.
Chalmette: Tornado risk derived from NOAA SPC historical reports.
Hail
Baton Rouge: 100/100 · Chalmette: 46/100
Baton Rouge is 54 points higher.
Baton Rouge: Hail risk derived from NOAA SPC historical reports.
Chalmette: Hail risk derived from NOAA SPC historical reports.
Storm surge
Baton Rouge: 44/100 · Chalmette: 99/100
Chalmette is 55 points higher.
Baton Rouge: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Chalmette: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Baton Rouge: 37/100 · Chalmette: 38/100
Chalmette is 1 points higher.
Baton Rouge: Wildfire exposure derived from ingested fire potential tiles.
Chalmette: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Baton Rouge: 18/100 · Chalmette: 16/100
Baton Rouge is 2 points higher.
Baton Rouge: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Chalmette: Air quality signal derived from the latest EPA AirNow combined AQI grid.