City vs city
South Tucson vs Summit, AZ
South Tucson currently scores 9 points higher overall than Summit, with the largest gap in hail.
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 is a current EPA AirNow signal; 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
South Tucson: 36/100 · Summit: 27/100
South Tucson is 9 points higher.
Flood
South Tucson: 43/100 · Summit: 40/100
South Tucson is 3 points higher.
South Tucson: FEMA NFHL flood zones: 8 features intersect this tile.
Summit: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
South Tucson: 12/100 · Summit: 12/100
No gap.
South Tucson: Wind exposure derived from ingested design wind / climatology tiles.
Summit: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
South Tucson: 39/100 · Summit: 41/100
Summit is 2 points higher.
South Tucson: Lightning exposure derived from ingested climatology tiles.
Summit: Lightning exposure derived from ingested climatology tiles.
Tornado
South Tucson: 0/100 · Summit: 4/100
Summit is 4 points higher.
South Tucson: Tornado risk derived from NOAA SPC historical reports.
Summit: Tornado risk derived from NOAA SPC historical reports.
Hail
South Tucson: 32/100 · Summit: 6/100
South Tucson is 26 points higher.
South Tucson: Hail risk derived from NOAA SPC historical reports.
Summit: Hail risk derived from NOAA SPC historical reports.
Storm surge
South Tucson: Unavailable · Summit: Unavailable
A score difference cannot be calculated without both sources.
South Tucson: Storm surge model is not available for this location yet.
Summit: Storm surge model is not available for this location yet.
Wildfire
South Tucson: 68/100 · Summit: 66/100
South Tucson is 2 points higher.
South Tucson: Wildfire exposure derived from ingested fire potential tiles.
Summit: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
South Tucson: 19/100 · Summit: 20/100
Summit is 1 points higher.
South Tucson: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Summit: Air quality signal derived from the latest EPA AirNow combined AQI grid.