City vs city
Gaffney vs Rock Hill, SC
Gaffney currently scores 5 points higher overall than Rock Hill, 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 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
Gaffney: 47/100 · Rock Hill: 42/100
Gaffney is 5 points higher.
Flood
Gaffney: 24/100 · Rock Hill: 33/100
Rock Hill is 9 points higher.
Gaffney: FEMA NFHL flood zones: 4 features intersect this tile.
Rock Hill: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Gaffney: 17/100 · Rock Hill: 19/100
Rock Hill is 2 points higher.
Gaffney: Wind exposure derived from ingested design wind / climatology tiles.
Rock Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Gaffney: 44/100 · Rock Hill: 46/100
Rock Hill is 2 points higher.
Gaffney: Lightning exposure derived from ingested climatology tiles.
Rock Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Gaffney: 42/100 · Rock Hill: 19/100
Gaffney is 23 points higher.
Gaffney: Tornado risk derived from NOAA SPC historical reports.
Rock Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Gaffney: 100/100 · Rock Hill: 100/100
No gap.
Gaffney: Hail risk derived from NOAA SPC historical reports.
Rock Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Gaffney: Unavailable · Rock Hill: Unavailable
A score difference cannot be calculated without both sources.
Gaffney: Storm surge model is not available for this location yet.
Rock Hill: Storm surge model is not available for this location yet.
Wildfire
Gaffney: 69/100 · Rock Hill: 52/100
Gaffney is 17 points higher.
Gaffney: Wildfire exposure derived from ingested fire potential tiles.
Rock Hill: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Gaffney: 36/100 · Rock Hill: 24/100
Gaffney is 12 points higher.
Gaffney: 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.