City vs city
Groton vs Ridgebury, CT
Groton currently scores 20 points higher overall than Ridgebury, 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 · Ridgebury: 23/100
Groton is 20 points higher.
Flood
Groton: 97/100 · Ridgebury: 22/100
Groton is 75 points higher.
Groton: FEMA NFHL flood zones: 19 features intersect this tile.
Ridgebury: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Groton: 35/100 · Ridgebury: 23/100
Groton is 12 points higher.
Groton: Wind exposure derived from ingested design wind / climatology tiles.
Ridgebury: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Groton: 9/100 · Ridgebury: 19/100
Ridgebury is 10 points higher.
Groton: Lightning exposure derived from ingested climatology tiles.
Ridgebury: Lightning exposure derived from ingested climatology tiles.
Tornado
Groton: 0/100 · Ridgebury: 8/100
Ridgebury is 8 points higher.
Groton: Tornado risk derived from NOAA SPC historical reports.
Ridgebury: Tornado risk derived from NOAA SPC historical reports.
Hail
Groton: 6/100 · Ridgebury: 6/100
No gap.
Groton: Hail risk derived from NOAA SPC historical reports.
Ridgebury: Hail risk derived from NOAA SPC historical reports.
Storm surge
Groton: 97/100 · Ridgebury: Unavailable
A score difference cannot be calculated without both sources.
Groton: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Ridgebury: Storm surge model is not available for this location yet.
Wildfire
Groton: 27/100 · Ridgebury: 53/100
Ridgebury is 26 points higher.
Groton: Wildfire exposure derived from ingested fire potential tiles.
Ridgebury: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Groton: 33/100 · Ridgebury: 29/100
Groton is 4 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.
Ridgebury: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.