City vs city
Centerville vs Rock Hill, SC
Rock Hill currently scores 8 points higher overall than Centerville, 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 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
Centerville: 34/100 · Rock Hill: 42/100
Rock Hill is 8 points higher.
Flood
Centerville: 27/100 · Rock Hill: 33/100
Rock Hill is 6 points higher.
Centerville: FEMA NFHL flood zones: 5 features intersect this tile.
Rock Hill: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Centerville: 16/100 · Rock Hill: 19/100
Rock Hill is 3 points higher.
Centerville: Wind exposure derived from ingested design wind / climatology tiles.
Rock Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Centerville: 45/100 · Rock Hill: 46/100
Rock Hill is 1 points higher.
Centerville: Lightning exposure derived from ingested climatology tiles.
Rock Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Centerville: 19/100 · Rock Hill: 19/100
No gap.
Centerville: Tornado risk derived from NOAA SPC historical reports.
Rock Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Centerville: 91/100 · Rock Hill: 100/100
Rock Hill is 9 points higher.
Centerville: Hail risk derived from NOAA SPC historical reports.
Rock Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Centerville: Unavailable · Rock Hill: Unavailable
A score difference cannot be calculated without both sources.
Centerville: Storm surge model is not available for this location yet.
Rock Hill: Storm surge model is not available for this location yet.
Wildfire
Centerville: 14/100 · Rock Hill: 52/100
Rock Hill is 38 points higher.
Centerville: Wildfire exposure derived from ingested fire potential tiles.
Rock Hill: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Centerville: 28/100 · Rock Hill: 24/100
Centerville is 4 points higher.
Centerville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Rock Hill: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.