City vs city
Florence vs San Tan Valley, AZ
Florence currently scores 5 points higher overall than San Tan Valley, with the largest gap in flood.
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
Florence: 28/100 · San Tan Valley: 23/100
Florence is 5 points higher.
Flood
Florence: 50/100 · San Tan Valley: 35/100
Florence is 15 points higher.
Florence: FEMA NFHL flood zones: 9 features intersect this tile.
San Tan Valley: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Florence: 11/100 · San Tan Valley: 11/100
No gap.
Florence: Wind exposure derived from ingested design wind / climatology tiles.
San Tan Valley: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Florence: 26/100 · San Tan Valley: 24/100
Florence is 2 points higher.
Florence: Lightning exposure derived from ingested climatology tiles.
San Tan Valley: Lightning exposure derived from ingested climatology tiles.
Tornado
Florence: 0/100 · San Tan Valley: 4/100
San Tan Valley is 4 points higher.
Florence: Tornado risk derived from NOAA SPC historical reports.
San Tan Valley: Tornado risk derived from NOAA SPC historical reports.
Hail
Florence: 4/100 · San Tan Valley: 2/100
Florence is 2 points higher.
Florence: Hail risk derived from NOAA SPC historical reports.
San Tan Valley: Hail risk derived from NOAA SPC historical reports.
Storm surge
Florence: Unavailable · San Tan Valley: Unavailable
A score difference cannot be calculated without both sources.
Florence: Storm surge model is not available for this location yet.
San Tan Valley: Storm surge model is not available for this location yet.
Wildfire
Florence: 56/100 · San Tan Valley: 65/100
San Tan Valley is 9 points higher.
Florence: Wildfire exposure derived from ingested fire potential tiles.
San Tan Valley: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Florence: 23/100 · San Tan Valley: 22/100
Florence is 1 points higher.
Florence: 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 Tan 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.