City vs city
Anderson vs Rock Hill, SC
Rock Hill currently scores 8 points higher overall than Anderson, with the largest gap in wildfire.
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
Anderson: 34/100 · Rock Hill: 42/100
Rock Hill is 8 points higher.
Flood
Anderson: 27/100 · Rock Hill: 33/100
Rock Hill is 6 points higher.
Anderson: FEMA NFHL flood zones: 5 features intersect this tile.
Rock Hill: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Anderson: 16/100 · Rock Hill: 19/100
Rock Hill is 3 points higher.
Anderson: Wind exposure derived from ingested design wind / climatology tiles.
Rock Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Anderson: 45/100 · Rock Hill: 46/100
Rock Hill is 1 points higher.
Anderson: Lightning exposure derived from ingested climatology tiles.
Rock Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Anderson: 19/100 · Rock Hill: 19/100
No gap.
Anderson: Tornado risk derived from NOAA SPC historical reports.
Rock Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Anderson: 91/100 · Rock Hill: 100/100
Rock Hill is 9 points higher.
Anderson: Hail risk derived from NOAA SPC historical reports.
Rock Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Anderson: Unavailable · Rock Hill: Unavailable
A score difference cannot be calculated without both sources.
Anderson: Storm surge model is not available for this location yet.
Rock Hill: Storm surge model is not available for this location yet.
Wildfire
Anderson: 14/100 · Rock Hill: 52/100
Rock Hill is 38 points higher.
Anderson: Wildfire exposure derived from ingested fire potential tiles.
Rock Hill: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Anderson: 28/100 · Rock Hill: 24/100
Anderson is 4 points higher.
Anderson: 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.