City vs city
Broad Brook vs Rockville, CT
Broad Brook currently scores 6 points higher overall than Rockville, 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
Broad Brook: 32/100 · Rockville: 26/100
Broad Brook is 6 points higher.
Flood
Broad Brook: 66/100 · Rockville: 2/100
Broad Brook is 64 points higher.
Broad Brook: FEMA NFHL flood zones: 9 features intersect this tile.
Rockville: FEMA NFHL flood zones: 1 features intersect this tile.
Wind
Broad Brook: 24/100 · Rockville: 26/100
Rockville is 2 points higher.
Broad Brook: Wind exposure derived from ingested design wind / climatology tiles.
Rockville: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Broad Brook: 10/100 · Rockville: 10/100
No gap.
Broad Brook: Lightning exposure derived from ingested climatology tiles.
Rockville: Lightning exposure derived from ingested climatology tiles.
Tornado
Broad Brook: 4/100 · Rockville: 15/100
Rockville is 11 points higher.
Broad Brook: Tornado risk derived from NOAA SPC historical reports.
Rockville: Tornado risk derived from NOAA SPC historical reports.
Hail
Broad Brook: 43/100 · Rockville: 56/100
Rockville is 13 points higher.
Broad Brook: Hail risk derived from NOAA SPC historical reports.
Rockville: Hail risk derived from NOAA SPC historical reports.
Storm surge
Broad Brook: Unavailable · Rockville: Unavailable
A score difference cannot be calculated without both sources.
Broad Brook: Storm surge model is not available for this location yet.
Rockville: Storm surge model is not available for this location yet.
Wildfire
Broad Brook: 47/100 · Rockville: 45/100
Broad Brook is 2 points higher.
Broad Brook: Wildfire exposure derived from ingested fire potential tiles.
Rockville: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Broad Brook: 27/100 · Rockville: 27/100
No gap.
Broad Brook: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Rockville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.