City vs city
Coatesville vs West Chester, PA
West Chester currently scores 7 points higher overall than Coatesville, with the largest gap 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
Coatesville: 37/100 · West Chester: 44/100
West Chester is 7 points higher.
Flood
Coatesville: 74/100 · West Chester: 87/100
West Chester is 13 points higher.
Coatesville: FEMA NFHL flood zones: 7 features intersect this tile.
West Chester: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Coatesville: 22/100 · West Chester: 22/100
No gap.
Coatesville: Wind exposure derived from ingested design wind / climatology tiles.
West Chester: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Coatesville: 46/100 · West Chester: 43/100
Coatesville is 3 points higher.
Coatesville: Lightning exposure derived from ingested climatology tiles.
West Chester: Lightning exposure derived from ingested climatology tiles.
Tornado
Coatesville: 8/100 · West Chester: 42/100
West Chester is 34 points higher.
Coatesville: Tornado risk derived from NOAA SPC historical reports.
West Chester: Tornado risk derived from NOAA SPC historical reports.
Hail
Coatesville: 25/100 · West Chester: 46/100
West Chester is 21 points higher.
Coatesville: Hail risk derived from NOAA SPC historical reports.
West Chester: Hail risk derived from NOAA SPC historical reports.
Storm surge
Coatesville: Unavailable · West Chester: Unavailable
A score difference cannot be calculated without both sources.
Coatesville: Storm surge model is not available for this location yet.
West Chester: Storm surge model is not available for this location yet.
Wildfire
Coatesville: 44/100 · West Chester: 26/100
Coatesville is 18 points higher.
Coatesville: Wildfire exposure derived from ingested fire potential tiles.
West Chester: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Coatesville: 40/100 · West Chester: 40/100
No gap.
Coatesville: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
West Chester: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.