City vs city
Ben Avon vs Charleston, SC
Charleston currently scores 21 points higher overall than Ben Avon, with the largest gap in flood.
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
Ben Avon: 40/100 · Charleston: 61/100
Charleston is 21 points higher.
Flood
Ben Avon: 22/100 · Charleston: 89/100
Charleston is 67 points higher.
Ben Avon: FEMA NFHL flood zones: 2 features intersect this tile.
Charleston: FEMA NFHL flood zones: 33 features intersect this tile.
Wind
Ben Avon: 17/100 · Charleston: 52/100
Charleston is 35 points higher.
Ben Avon: Wind exposure derived from ingested design wind / climatology tiles.
Charleston: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Ben Avon: 45/100 · Charleston: 45/100
No gap.
Ben Avon: Lightning exposure derived from ingested climatology tiles.
Charleston: Lightning exposure derived from ingested climatology tiles.
Tornado
Ben Avon: 0/100 · Charleston: 65/100
Charleston is 65 points higher.
Ben Avon: Tornado risk derived from NOAA SPC historical reports.
Charleston: Tornado risk derived from NOAA SPC historical reports.
Hail
Ben Avon: 57/100 · Charleston: 100/100
Charleston is 43 points higher.
Ben Avon: Hail risk derived from NOAA SPC historical reports.
Charleston: Hail risk derived from NOAA SPC historical reports.
Storm surge
Ben Avon: Unavailable · Charleston: 98/100
A score difference cannot be calculated without both sources.
Ben Avon: Storm surge model is not available for this location yet.
Charleston: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Ben Avon: 65/100 · Charleston: 15/100
Ben Avon is 50 points higher.
Ben Avon: Wildfire exposure derived from ingested fire potential tiles.
Charleston: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Ben Avon: 36/100 · Charleston: 26/100
Ben Avon is 10 points higher.
Ben Avon: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Charleston: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.