City vs city
Cos Cob vs New Haven, CT
New Haven currently scores 7 points higher overall than Cos Cob, with the largest gap in flood.
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
Cos Cob: 37/100 · New Haven: 44/100
New Haven is 7 points higher.
Flood
Cos Cob: 0/100 · New Haven: 64/100
New Haven is 64 points higher.
Cos Cob: FEMA NFHL flood zones: 0 features intersect this tile.
New Haven: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Cos Cob: 25/100 · New Haven: 27/100
New Haven is 2 points higher.
Cos Cob: Wind exposure derived from ingested design wind / climatology tiles.
New Haven: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Cos Cob: 18/100 · New Haven: 14/100
Cos Cob is 4 points higher.
Cos Cob: Lightning exposure derived from ingested climatology tiles.
New Haven: Lightning exposure derived from ingested climatology tiles.
Tornado
Cos Cob: 0/100 · New Haven: 0/100
No gap.
Cos Cob: Tornado risk derived from NOAA SPC historical reports.
New Haven: Tornado risk derived from NOAA SPC historical reports.
Hail
Cos Cob: 10/100 · New Haven: 9/100
Cos Cob is 1 points higher.
Cos Cob: Hail risk derived from NOAA SPC historical reports.
New Haven: Hail risk derived from NOAA SPC historical reports.
Storm surge
Cos Cob: 99/100 · New Haven: 99/100
No gap.
Cos Cob: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
New Haven: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Cos Cob: 64/100 · New Haven: 59/100
Cos Cob is 5 points higher.
Cos Cob: Wildfire exposure derived from ingested fire potential tiles.
New Haven: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Cos Cob: 42/100 · New Haven: 35/100
Cos Cob is 7 points higher.
Cos Cob: Air quality signal derived from the latest EPA AirNow combined AQI grid.
New Haven: Air quality signal derived from the latest EPA AirNow combined AQI grid.