City vs city
French Valley vs San Francisco, CA
French Valley and San Francisco are tied on overall score, with the biggest factor difference 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 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
French Valley: 25/100 · San Francisco: 25/100
No gap.
Flood
French Valley: 31/100 · San Francisco: 26/100
French Valley is 5 points higher.
French Valley: FEMA NFHL flood zones: 10 features intersect this tile.
San Francisco: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
French Valley: 5/100 · San Francisco: 2/100
French Valley is 3 points higher.
French Valley: Wind exposure derived from ingested design wind / climatology tiles.
San Francisco: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
French Valley: 2/100 · San Francisco: 0/100
French Valley is 2 points higher.
French Valley: Lightning exposure derived from ingested climatology tiles.
San Francisco: Lightning exposure derived from ingested climatology tiles.
Tornado
French Valley: 0/100 · San Francisco: 0/100
No gap.
French Valley: Tornado risk derived from NOAA SPC historical reports.
San Francisco: Tornado risk derived from NOAA SPC historical reports.
Hail
French Valley: 3/100 · San Francisco: 18/100
San Francisco is 15 points higher.
French Valley: Hail risk derived from NOAA SPC historical reports.
San Francisco: Hail risk derived from NOAA SPC historical reports.
Storm surge
French Valley: Unavailable · San Francisco: Unavailable
A score difference cannot be calculated without both sources.
French Valley: Storm surge model is not available for this location yet.
San Francisco: Storm surge model is not available for this location yet.
Wildfire
French Valley: 84/100 · San Francisco: 52/100
French Valley is 32 points higher.
French Valley: Wildfire exposure derived from ingested fire potential tiles.
San Francisco: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
French Valley: 23/100 · San Francisco: 25/100
San Francisco is 2 points higher.
French Valley: 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 Francisco: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.