City vs city
Phoenix vs Surprise, AZ
Surprise currently scores 1 points higher overall than Phoenix, 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
Phoenix: 37/100 · Surprise: 38/100
Surprise is 1 points higher.
Flood
Phoenix: 94/100 · Surprise: 98/100
Surprise is 4 points higher.
Phoenix: FEMA NFHL flood zones: 6 features intersect this tile.
Surprise: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Phoenix: 11/100 · Surprise: 10/100
Phoenix is 1 points higher.
Phoenix: Wind exposure derived from ingested design wind / climatology tiles.
Surprise: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Phoenix: 21/100 · Surprise: 15/100
Phoenix is 6 points higher.
Phoenix: Lightning exposure derived from ingested climatology tiles.
Surprise: Lightning exposure derived from ingested climatology tiles.
Tornado
Phoenix: 15/100 · Surprise: 0/100
Phoenix is 15 points higher.
Phoenix: Tornado risk derived from NOAA SPC historical reports.
Surprise: Tornado risk derived from NOAA SPC historical reports.
Hail
Phoenix: 16/100 · Surprise: 8/100
Phoenix is 8 points higher.
Phoenix: Hail risk derived from NOAA SPC historical reports.
Surprise: Hail risk derived from NOAA SPC historical reports.
Storm surge
Phoenix: Unavailable · Surprise: Unavailable
A score difference cannot be calculated without both sources.
Phoenix: Storm surge model is not available for this location yet.
Surprise: Storm surge model is not available for this location yet.
Wildfire
Phoenix: 86/100 · Surprise: 75/100
Phoenix is 11 points higher.
Phoenix: Wildfire exposure derived from ingested fire potential tiles.
Surprise: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Phoenix: 19/100 · Surprise: 21/100
Surprise is 2 points higher.
Phoenix: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Surprise: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.