City vs city
Onset vs White Island Shores, MA
Onset and White Island Shores are tied on overall score, with the biggest factor difference 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
Onset: 37/100 · White Island Shores: 37/100
No gap.
Flood
Onset: 58/100 · White Island Shores: 58/100
No gap.
Onset: FEMA NFHL flood zones: 19 features intersect this tile.
White Island Shores: FEMA NFHL flood zones: 19 features intersect this tile.
Wind
Onset: 36/100 · White Island Shores: 36/100
No gap.
Onset: Wind exposure derived from ingested design wind / climatology tiles.
White Island Shores: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Onset: 13/100 · White Island Shores: 13/100
No gap.
Onset: Lightning exposure derived from ingested climatology tiles.
White Island Shores: Lightning exposure derived from ingested climatology tiles.
Tornado
Onset: 0/100 · White Island Shores: 0/100
No gap.
Onset: Tornado risk derived from NOAA SPC historical reports.
White Island Shores: Tornado risk derived from NOAA SPC historical reports.
Hail
Onset: 13/100 · White Island Shores: 13/100
No gap.
Onset: Hail risk derived from NOAA SPC historical reports.
White Island Shores: Hail risk derived from NOAA SPC historical reports.
Storm surge
Onset: 99/100 · White Island Shores: 99/100
No gap.
Onset: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
White Island Shores: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Onset: 12/100 · White Island Shores: 12/100
No gap.
Onset: Wildfire exposure derived from ingested fire potential tiles.
White Island Shores: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Onset: 27/100 · White Island Shores: 27/100
No gap.
Onset: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
White Island Shores: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.