City vs city
Charlotte vs Holly Springs, NC
Charlotte and Holly Springs are tied on overall score, with the biggest factor difference in tornado.
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
Charlotte: 40/100 · Holly Springs: 40/100
No gap.
Flood
Charlotte: 36/100 · Holly Springs: 34/100
Charlotte is 2 points higher.
Charlotte: FEMA NFHL flood zones: 15 features intersect this tile.
Holly Springs: FEMA NFHL flood zones: 7 features intersect this tile.
Wind
Charlotte: 19/100 · Holly Springs: 23/100
Holly Springs is 4 points higher.
Charlotte: Wind exposure derived from ingested design wind / climatology tiles.
Holly Springs: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Charlotte: 45/100 · Holly Springs: 64/100
Holly Springs is 19 points higher.
Charlotte: Lightning exposure derived from ingested climatology tiles.
Holly Springs: Lightning exposure derived from ingested climatology tiles.
Tornado
Charlotte: 27/100 · Holly Springs: 4/100
Charlotte is 23 points higher.
Charlotte: Tornado risk derived from NOAA SPC historical reports.
Holly Springs: Tornado risk derived from NOAA SPC historical reports.
Hail
Charlotte: 37/100 · Holly Springs: 57/100
Holly Springs is 20 points higher.
Charlotte: Hail risk derived from NOAA SPC historical reports.
Holly Springs: Hail risk derived from NOAA SPC historical reports.
Storm surge
Charlotte: Unavailable · Holly Springs: Unavailable
A score difference cannot be calculated without both sources.
Charlotte: Storm surge model is not available for this location yet.
Holly Springs: Storm surge model is not available for this location yet.
Wildfire
Charlotte: 72/100 · Holly Springs: 70/100
Charlotte is 2 points higher.
Charlotte: Wildfire exposure derived from ingested fire potential tiles.
Holly Springs: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Charlotte: 47/100 · Holly Springs: 30/100
Charlotte is 17 points higher.
Charlotte: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Holly Springs: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.