City vs city
Harborcreek Township vs Willow Grove, PA
Willow Grove currently scores 12 points higher overall than Harborcreek Township, 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
Harborcreek Township: 30/100 · Willow Grove: 42/100
Willow Grove is 12 points higher.
Flood
Harborcreek Township: 77/100 · Willow Grove: 74/100
Harborcreek Township is 3 points higher.
Harborcreek Township: FEMA NFHL flood zones: 7 features intersect this tile.
Willow Grove: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Harborcreek Township: 18/100 · Willow Grove: 22/100
Willow Grove is 4 points higher.
Harborcreek Township: Wind exposure derived from ingested design wind / climatology tiles.
Willow Grove: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Harborcreek Township: 25/100 · Willow Grove: 33/100
Willow Grove is 8 points higher.
Harborcreek Township: Lightning exposure derived from ingested climatology tiles.
Willow Grove: Lightning exposure derived from ingested climatology tiles.
Tornado
Harborcreek Township: 8/100 · Willow Grove: 0/100
Harborcreek Township is 8 points higher.
Harborcreek Township: Tornado risk derived from NOAA SPC historical reports.
Willow Grove: Tornado risk derived from NOAA SPC historical reports.
Hail
Harborcreek Township: 16/100 · Willow Grove: 35/100
Willow Grove is 19 points higher.
Harborcreek Township: Hail risk derived from NOAA SPC historical reports.
Willow Grove: Hail risk derived from NOAA SPC historical reports.
Storm surge
Harborcreek Township: Unavailable · Willow Grove: Unavailable
A score difference cannot be calculated without both sources.
Harborcreek Township: Storm surge model is not available for this location yet.
Willow Grove: Storm surge model is not available for this location yet.
Wildfire
Harborcreek Township: 35/100 · Willow Grove: 49/100
Willow Grove is 14 points higher.
Harborcreek Township: Wildfire exposure derived from ingested fire potential tiles.
Willow Grove: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Harborcreek Township: 33/100 · Willow Grove: 40/100
Willow Grove is 7 points higher.
Harborcreek Township: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Willow Grove: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.