City vs city
Canton Valley vs Groton, CT
Groton currently scores 7 points higher overall than Canton Valley, with the largest gap in wildfire.
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
Canton Valley: 36/100 · Groton: 43/100
Groton is 7 points higher.
Flood
Canton Valley: 67/100 · Groton: 97/100
Groton is 30 points higher.
Canton Valley: FEMA NFHL flood zones: 6 features intersect this tile.
Groton: FEMA NFHL flood zones: 19 features intersect this tile.
Wind
Canton Valley: 23/100 · Groton: 35/100
Groton is 12 points higher.
Canton Valley: Wind exposure derived from ingested design wind / climatology tiles.
Groton: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Canton Valley: 12/100 · Groton: 9/100
Canton Valley is 3 points higher.
Canton Valley: Lightning exposure derived from ingested climatology tiles.
Groton: Lightning exposure derived from ingested climatology tiles.
Tornado
Canton Valley: 0/100 · Groton: 0/100
No gap.
Canton Valley: Tornado risk derived from NOAA SPC historical reports.
Groton: Tornado risk derived from NOAA SPC historical reports.
Hail
Canton Valley: 21/100 · Groton: 6/100
Canton Valley is 15 points higher.
Canton Valley: Hail risk derived from NOAA SPC historical reports.
Groton: Hail risk derived from NOAA SPC historical reports.
Storm surge
Canton Valley: Unavailable · Groton: 97/100
A score difference cannot be calculated without both sources.
Canton Valley: Storm surge model is not available for this location yet.
Groton: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Canton Valley: 64/100 · Groton: 27/100
Canton Valley is 37 points higher.
Canton Valley: Wildfire exposure derived from ingested fire potential tiles.
Groton: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Canton Valley: 28/100 · Groton: 33/100
Groton is 5 points higher.
Canton Valley: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
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.