City vs city
Groton vs South Windham, CT
Groton currently scores 16 points higher overall than South Windham, 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 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
Groton: 43/100 · South Windham: 27/100
Groton is 16 points higher.
Flood
Groton: 97/100 · South Windham: 35/100
Groton is 62 points higher.
Groton: FEMA NFHL flood zones: 19 features intersect this tile.
South Windham: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Groton: 35/100 · South Windham: 29/100
Groton is 6 points higher.
Groton: Wind exposure derived from ingested design wind / climatology tiles.
South Windham: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Groton: 9/100 · South Windham: 10/100
South Windham is 1 points higher.
Groton: Lightning exposure derived from ingested climatology tiles.
South Windham: Lightning exposure derived from ingested climatology tiles.
Tornado
Groton: 0/100 · South Windham: 8/100
South Windham is 8 points higher.
Groton: Tornado risk derived from NOAA SPC historical reports.
South Windham: Tornado risk derived from NOAA SPC historical reports.
Hail
Groton: 6/100 · South Windham: 13/100
South Windham is 7 points higher.
Groton: Hail risk derived from NOAA SPC historical reports.
South Windham: Hail risk derived from NOAA SPC historical reports.
Storm surge
Groton: 97/100 · South Windham: Unavailable
A score difference cannot be calculated without both sources.
Groton: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
South Windham: Storm surge model is not available for this location yet.
Wildfire
Groton: 27/100 · South Windham: 62/100
South Windham is 35 points higher.
Groton: Wildfire exposure derived from ingested fire potential tiles.
South Windham: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Groton: 33/100 · South Windham: 31/100
Groton is 2 points higher.
Groton: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
South Windham: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.