City vs city
San Francisco vs Valley Center, CA
San Francisco and Valley Center 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
San Francisco: 25/100 · Valley Center: 25/100
No gap.
Flood
San Francisco: 26/100 · Valley Center: 26/100
No gap.
San Francisco: FEMA NFHL flood zones: 4 features intersect this tile.
Valley Center: FEMA NFHL flood zones: 1 features intersect this tile.
Wind
San Francisco: 2/100 · Valley Center: 6/100
Valley Center is 4 points higher.
San Francisco: Wind exposure derived from ingested design wind / climatology tiles.
Valley Center: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
San Francisco: 0/100 · Valley Center: 2/100
Valley Center is 2 points higher.
San Francisco: Lightning exposure derived from ingested climatology tiles.
Valley Center: Lightning exposure derived from ingested climatology tiles.
Tornado
San Francisco: 0/100 · Valley Center: 0/100
No gap.
San Francisco: Tornado risk derived from NOAA SPC historical reports.
Valley Center: Tornado risk derived from NOAA SPC historical reports.
Hail
San Francisco: 18/100 · Valley Center: 1/100
San Francisco is 17 points higher.
San Francisco: Hail risk derived from NOAA SPC historical reports.
Valley Center: Hail risk derived from NOAA SPC historical reports.
Storm surge
San Francisco: Unavailable · Valley Center: Unavailable
A score difference cannot be calculated without both sources.
San Francisco: Storm surge model is not available for this location yet.
Valley Center: Storm surge model is not available for this location yet.
Wildfire
San Francisco: 52/100 · Valley Center: 92/100
Valley Center is 40 points higher.
San Francisco: Wildfire exposure derived from ingested fire potential tiles.
Valley Center: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
San Francisco: 25/100 · Valley Center: 21/100
San Francisco is 4 points higher.
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.
Valley Center: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.