City vs city
San Francisco vs San Marcos, CA
San Francisco currently scores 5 points higher overall than San Marcos, with the largest gap in wildfire.
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 is a current EPA AirNow signal; 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
San Francisco: 25/100 · San Marcos: 20/100
San Francisco is 5 points higher.
Flood
San Francisco: 26/100 · San Marcos: 30/100
San Marcos is 4 points higher.
San Francisco: FEMA NFHL flood zones: 4 features intersect this tile.
San Marcos: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
San Francisco: 2/100 · San Marcos: 5/100
San Marcos is 3 points higher.
San Francisco: Wind exposure derived from ingested design wind / climatology tiles.
San Marcos: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
San Francisco: 0/100 · San Marcos: 1/100
San Marcos is 1 points higher.
San Francisco: Lightning exposure derived from ingested climatology tiles.
San Marcos: Lightning exposure derived from ingested climatology tiles.
Tornado
San Francisco: 0/100 · San Marcos: 8/100
San Marcos is 8 points higher.
San Francisco: Tornado risk derived from NOAA SPC historical reports.
San Marcos: Tornado risk derived from NOAA SPC historical reports.
Hail
San Francisco: 18/100 · San Marcos: 1/100
San Francisco is 17 points higher.
San Francisco: Hail risk derived from NOAA SPC historical reports.
San Marcos: Hail risk derived from NOAA SPC historical reports.
Storm surge
San Francisco: Unavailable · San Marcos: Unavailable
A score difference cannot be calculated without both sources.
San Francisco: Storm surge model is not available for this location yet.
San Marcos: Storm surge model is not available for this location yet.
Wildfire
San Francisco: 52/100 · San Marcos: 73/100
San Marcos is 21 points higher.
San Francisco: Wildfire exposure derived from ingested fire potential tiles.
San Marcos: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
San Francisco: 25/100 · San Marcos: 23/100
San Francisco is 2 points higher.
San Francisco: Air quality signal derived from the latest EPA AirNow combined AQI grid.
San Marcos: Air quality signal derived from the latest EPA AirNow combined AQI grid.