City vs city
Alhambra vs Altadena, CA
Altadena currently scores 1 points higher overall than Alhambra, 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
Alhambra: 20/100 · Altadena: 21/100
Altadena is 1 points higher.
Flood
Alhambra: 26/100 · Altadena: 26/100
No gap.
Alhambra: FEMA NFHL flood zones: 1 features intersect this tile.
Altadena: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Alhambra: 4/100 · Altadena: 4/100
No gap.
Alhambra: Wind exposure derived from ingested design wind / climatology tiles.
Altadena: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Alhambra: 1/100 · Altadena: 1/100
No gap.
Alhambra: Lightning exposure derived from ingested climatology tiles.
Altadena: Lightning exposure derived from ingested climatology tiles.
Tornado
Alhambra: 4/100 · Altadena: 12/100
Altadena is 8 points higher.
Alhambra: Tornado risk derived from NOAA SPC historical reports.
Altadena: Tornado risk derived from NOAA SPC historical reports.
Hail
Alhambra: 1/100 · Altadena: 3/100
Altadena is 2 points higher.
Alhambra: Hail risk derived from NOAA SPC historical reports.
Altadena: Hail risk derived from NOAA SPC historical reports.
Storm surge
Alhambra: Unavailable · Altadena: Unavailable
A score difference cannot be calculated without both sources.
Alhambra: Storm surge model is not available for this location yet.
Altadena: Storm surge model is not available for this location yet.
Wildfire
Alhambra: 74/100 · Altadena: 76/100
Altadena is 2 points higher.
Alhambra: Wildfire exposure derived from ingested fire potential tiles.
Altadena: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Alhambra: 28/100 · Altadena: 27/100
Alhambra is 1 points higher.
Alhambra: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Altadena: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.