City vs city
Bonsall vs San Marcos, CA
Bonsall currently scores 1 points higher overall than San Marcos, with the largest gap in tornado.
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
Bonsall: 21/100 · San Marcos: 20/100
Bonsall is 1 points higher.
Flood
Bonsall: 28/100 · San Marcos: 30/100
San Marcos is 2 points higher.
Bonsall: FEMA NFHL flood zones: 2 features intersect this tile.
San Marcos: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Bonsall: 5/100 · San Marcos: 5/100
No gap.
Bonsall: Wind exposure derived from ingested design wind / climatology tiles.
San Marcos: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Bonsall: 1/100 · San Marcos: 1/100
No gap.
Bonsall: Lightning exposure derived from ingested climatology tiles.
San Marcos: Lightning exposure derived from ingested climatology tiles.
Tornado
Bonsall: 0/100 · San Marcos: 8/100
San Marcos is 8 points higher.
Bonsall: Tornado risk derived from NOAA SPC historical reports.
San Marcos: Tornado risk derived from NOAA SPC historical reports.
Hail
Bonsall: 1/100 · San Marcos: 1/100
No gap.
Bonsall: Hail risk derived from NOAA SPC historical reports.
San Marcos: Hail risk derived from NOAA SPC historical reports.
Storm surge
Bonsall: Unavailable · San Marcos: Unavailable
A score difference cannot be calculated without both sources.
Bonsall: Storm surge model is not available for this location yet.
San Marcos: Storm surge model is not available for this location yet.
Wildfire
Bonsall: 68/100 · San Marcos: 73/100
San Marcos is 5 points higher.
Bonsall: Wildfire exposure derived from ingested fire potential tiles.
San Marcos: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Bonsall: 20/100 · San Marcos: 23/100
San Marcos is 3 points higher.
Bonsall: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
San Marcos: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.