City vs city
Del Aire vs San Francisco, CA
San Francisco currently scores 1 points higher overall than Del Aire, 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
Del Aire: 24/100 · San Francisco: 25/100
San Francisco is 1 points higher.
Flood
Del Aire: 26/100 · San Francisco: 26/100
No gap.
Del Aire: FEMA NFHL flood zones: 8 features intersect this tile.
San Francisco: FEMA NFHL flood zones: 4 features intersect this tile.
Wind
Del Aire: 4/100 · San Francisco: 2/100
Del Aire is 2 points higher.
Del Aire: Wind exposure derived from ingested design wind / climatology tiles.
San Francisco: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Del Aire: 0/100 · San Francisco: 0/100
No gap.
Del Aire: Lightning exposure derived from ingested climatology tiles.
San Francisco: Lightning exposure derived from ingested climatology tiles.
Tornado
Del Aire: 23/100 · San Francisco: 0/100
Del Aire is 23 points higher.
Del Aire: Tornado risk derived from NOAA SPC historical reports.
San Francisco: Tornado risk derived from NOAA SPC historical reports.
Hail
Del Aire: 1/100 · San Francisco: 18/100
San Francisco is 17 points higher.
Del Aire: Hail risk derived from NOAA SPC historical reports.
San Francisco: Hail risk derived from NOAA SPC historical reports.
Storm surge
Del Aire: Unavailable · San Francisco: Unavailable
A score difference cannot be calculated without both sources.
Del Aire: Storm surge model is not available for this location yet.
San Francisco: Storm surge model is not available for this location yet.
Wildfire
Del Aire: 65/100 · San Francisco: 52/100
Del Aire is 13 points higher.
Del Aire: Wildfire exposure derived from ingested fire potential tiles.
San Francisco: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Del Aire: 27/100 · San Francisco: 25/100
Del Aire is 2 points higher.
Del Aire: 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.