City vs city
Allentown vs Chesnut Hill, PA
Allentown currently scores 10 points higher overall than Chesnut 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
Allentown: 52/100 · Chesnut Hill: 42/100
Allentown is 10 points higher.
Flood
Allentown: 89/100 · Chesnut Hill: 76/100
Allentown is 13 points higher.
Allentown: FEMA NFHL flood zones: 12 features intersect this tile.
Chesnut Hill: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Allentown: 21/100 · Chesnut Hill: 21/100
No gap.
Allentown: Wind exposure derived from ingested design wind / climatology tiles.
Chesnut Hill: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Allentown: 29/100 · Chesnut Hill: 25/100
Allentown is 4 points higher.
Allentown: Lightning exposure derived from ingested climatology tiles.
Chesnut Hill: Lightning exposure derived from ingested climatology tiles.
Tornado
Allentown: 35/100 · Chesnut Hill: 0/100
Allentown is 35 points higher.
Allentown: Tornado risk derived from NOAA SPC historical reports.
Chesnut Hill: Tornado risk derived from NOAA SPC historical reports.
Hail
Allentown: 99/100 · Chesnut Hill: 38/100
Allentown is 61 points higher.
Allentown: Hail risk derived from NOAA SPC historical reports.
Chesnut Hill: Hail risk derived from NOAA SPC historical reports.
Storm surge
Allentown: Unavailable · Chesnut Hill: Unavailable
A score difference cannot be calculated without both sources.
Allentown: Storm surge model is not available for this location yet.
Chesnut Hill: Storm surge model is not available for this location yet.
Wildfire
Allentown: 59/100 · Chesnut Hill: 55/100
Allentown is 4 points higher.
Allentown: Wildfire exposure derived from ingested fire potential tiles.
Chesnut Hill: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Allentown: 35/100 · Chesnut Hill: 37/100
Chesnut Hill is 2 points higher.
Allentown: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Chesnut 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.