City vs city
Florence vs Rock Hill, SC
Florence and Rock Hill are tied on overall score, with the biggest factor difference 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
Florence: 42/100 · Rock Hill: 42/100
No gap.
Flood
Florence: 29/100 · Rock Hill: 33/100
Rock Hill is 4 points higher.
Florence: FEMA NFHL flood zones: 8 features intersect this tile.
Rock Hill: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Florence: 33/100 · Rock Hill: 19/100
Florence is 14 points higher.
Florence: Wind exposure derived from ingested design wind / climatology tiles.
Rock Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Florence: 67/100 · Rock Hill: 46/100
Florence is 21 points higher.
Florence: Lightning exposure derived from ingested climatology tiles.
Rock Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Florence: 19/100 · Rock Hill: 19/100
No gap.
Florence: Tornado risk derived from NOAA SPC historical reports.
Rock Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Florence: 43/100 · Rock Hill: 100/100
Rock Hill is 57 points higher.
Florence: Hail risk derived from NOAA SPC historical reports.
Rock Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Florence: Unavailable · Rock Hill: Unavailable
A score difference cannot be calculated without both sources.
Florence: Storm surge model is not available for this location yet.
Rock Hill: Storm surge model is not available for this location yet.
Wildfire
Florence: 76/100 · Rock Hill: 52/100
Florence is 24 points higher.
Florence: Wildfire exposure derived from ingested fire potential tiles.
Rock Hill: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Florence: 27/100 · Rock Hill: 24/100
Florence is 3 points higher.
Florence: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Rock Hill: Air quality signal derived from the latest EPA AirNow combined AQI grid.