City vs city
Dillon vs Rock Hill, SC
Dillon currently scores 5 points higher overall than Rock Hill, 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 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
Dillon: 47/100 · Rock Hill: 42/100
Dillon is 5 points higher.
Flood
Dillon: 35/100 · Rock Hill: 33/100
Dillon is 2 points higher.
Dillon: FEMA NFHL flood zones: 8 features intersect this tile.
Rock Hill: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Dillon: 33/100 · Rock Hill: 19/100
Dillon is 14 points higher.
Dillon: Wind exposure derived from ingested design wind / climatology tiles.
Rock Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Dillon: 65/100 · Rock Hill: 46/100
Dillon is 19 points higher.
Dillon: Lightning exposure derived from ingested climatology tiles.
Rock Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Dillon: 27/100 · Rock Hill: 19/100
Dillon is 8 points higher.
Dillon: Tornado risk derived from NOAA SPC historical reports.
Rock Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Dillon: 64/100 · Rock Hill: 100/100
Rock Hill is 36 points higher.
Dillon: Hail risk derived from NOAA SPC historical reports.
Rock Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Dillon: Unavailable · Rock Hill: Unavailable
A score difference cannot be calculated without both sources.
Dillon: Storm surge model is not available for this location yet.
Rock Hill: Storm surge model is not available for this location yet.
Wildfire
Dillon: 76/100 · Rock Hill: 52/100
Dillon is 24 points higher.
Dillon: Wildfire exposure derived from ingested fire potential tiles.
Rock Hill: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Dillon: 26/100 · Rock Hill: 24/100
Dillon is 2 points higher.
Dillon: 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.