City vs city
Lake Wylie vs Rock Hill, SC
Rock Hill currently scores 13 points higher overall than Lake Wylie, 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
Lake Wylie: 29/100 · Rock Hill: 42/100
Rock Hill is 13 points higher.
Flood
Lake Wylie: 33/100 · Rock Hill: 33/100
No gap.
Lake Wylie: FEMA NFHL flood zones: 4 features intersect this tile.
Rock Hill: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Lake Wylie: 19/100 · Rock Hill: 19/100
No gap.
Lake Wylie: Wind exposure derived from ingested design wind / climatology tiles.
Rock Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Lake Wylie: 44/100 · Rock Hill: 46/100
Rock Hill is 2 points higher.
Lake Wylie: Lightning exposure derived from ingested climatology tiles.
Rock Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Lake Wylie: 23/100 · Rock Hill: 19/100
Lake Wylie is 4 points higher.
Lake Wylie: Tornado risk derived from NOAA SPC historical reports.
Rock Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Lake Wylie: 33/100 · Rock Hill: 100/100
Rock Hill is 67 points higher.
Lake Wylie: Hail risk derived from NOAA SPC historical reports.
Rock Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Lake Wylie: Unavailable · Rock Hill: Unavailable
A score difference cannot be calculated without both sources.
Lake Wylie: Storm surge model is not available for this location yet.
Rock Hill: Storm surge model is not available for this location yet.
Wildfire
Lake Wylie: 18/100 · Rock Hill: 52/100
Rock Hill is 34 points higher.
Lake Wylie: Wildfire exposure derived from ingested fire potential tiles.
Rock Hill: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Lake Wylie: 34/100 · Rock Hill: 24/100
Lake Wylie is 10 points higher.
Lake Wylie: 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.