City vs city
Gilroy vs Rio del Mar, CA
Gilroy currently scores 10 points higher overall than Rio del Mar, 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
Gilroy: 30/100 · Rio del Mar: 20/100
Gilroy is 10 points higher.
Flood
Gilroy: 47/100 · Rio del Mar: 23/100
Gilroy is 24 points higher.
Gilroy: FEMA NFHL flood zones: 14 features intersect this tile.
Rio del Mar: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Gilroy: 2/100 · Rio del Mar: 2/100
No gap.
Gilroy: Wind exposure derived from ingested design wind / climatology tiles.
Rio del Mar: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gilroy: 0/100 · Rio del Mar: 0/100
No gap.
Gilroy: Lightning exposure derived from ingested climatology tiles.
Rio del Mar: Lightning exposure derived from ingested climatology tiles.
Tornado
Gilroy: 0/100 · Rio del Mar: 4/100
Rio del Mar is 4 points higher.
Gilroy: Tornado risk derived from NOAA SPC historical reports.
Rio del Mar: Tornado risk derived from NOAA SPC historical reports.
Hail
Gilroy: 14/100 · Rio del Mar: 4/100
Gilroy is 10 points higher.
Gilroy: Hail risk derived from NOAA SPC historical reports.
Rio del Mar: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gilroy: Unavailable · Rio del Mar: Unavailable
A score difference cannot be calculated without both sources.
Gilroy: Storm surge model is not available for this location yet.
Rio del Mar: Storm surge model is not available for this location yet.
Wildfire
Gilroy: 64/100 · Rio del Mar: 65/100
Rio del Mar is 1 points higher.
Gilroy: Wildfire exposure derived from ingested fire potential tiles.
Rio del Mar: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Gilroy: 23/100 · Rio del Mar: 23/100
No gap.
Gilroy: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Rio del Mar: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.