City vs city
Grover vs Rock Hill, SC
Grover 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
Grover: 47/100 · Rock Hill: 42/100
Grover is 5 points higher.
Flood
Grover: 39/100 · Rock Hill: 33/100
Grover is 6 points higher.
Grover: FEMA NFHL flood zones: 10 features intersect this tile.
Rock Hill: FEMA NFHL flood zones: 13 features intersect this tile.
Wind
Grover: 39/100 · Rock Hill: 19/100
Grover is 20 points higher.
Grover: Wind exposure derived from ingested design wind / climatology tiles.
Rock Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Grover: 71/100 · Rock Hill: 46/100
Grover is 25 points higher.
Grover: Lightning exposure derived from ingested climatology tiles.
Rock Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Grover: 23/100 · Rock Hill: 19/100
Grover is 4 points higher.
Grover: Tornado risk derived from NOAA SPC historical reports.
Rock Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Grover: 54/100 · Rock Hill: 100/100
Rock Hill is 46 points higher.
Grover: Hail risk derived from NOAA SPC historical reports.
Rock Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Grover: Unavailable · Rock Hill: Unavailable
A score difference cannot be calculated without both sources.
Grover: Storm surge model is not available for this location yet.
Rock Hill: Storm surge model is not available for this location yet.
Wildfire
Grover: 79/100 · Rock Hill: 52/100
Grover is 27 points higher.
Grover: Wildfire exposure derived from ingested fire potential tiles.
Rock Hill: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Grover: 24/100 · Rock Hill: 24/100
No gap.
Grover: 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.