City vs city
Andalusia vs Willow Grove, PA
Andalusia currently scores 1 points higher overall than Willow Grove, 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
Andalusia: 43/100 · Willow Grove: 42/100
Andalusia is 1 points higher.
Flood
Andalusia: 45/100 · Willow Grove: 74/100
Willow Grove is 29 points higher.
Andalusia: FEMA NFHL flood zones: 8 features intersect this tile.
Willow Grove: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Andalusia: 22/100 · Willow Grove: 22/100
No gap.
Andalusia: Wind exposure derived from ingested design wind / climatology tiles.
Willow Grove: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Andalusia: 30/100 · Willow Grove: 33/100
Willow Grove is 3 points higher.
Andalusia: Lightning exposure derived from ingested climatology tiles.
Willow Grove: Lightning exposure derived from ingested climatology tiles.
Tornado
Andalusia: 15/100 · Willow Grove: 0/100
Andalusia is 15 points higher.
Andalusia: Tornado risk derived from NOAA SPC historical reports.
Willow Grove: Tornado risk derived from NOAA SPC historical reports.
Hail
Andalusia: 43/100 · Willow Grove: 35/100
Andalusia is 8 points higher.
Andalusia: Hail risk derived from NOAA SPC historical reports.
Willow Grove: Hail risk derived from NOAA SPC historical reports.
Storm surge
Andalusia: 96/100 · Willow Grove: Unavailable
A score difference cannot be calculated without both sources.
Andalusia: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Willow Grove: Storm surge model is not available for this location yet.
Wildfire
Andalusia: 55/100 · Willow Grove: 49/100
Andalusia is 6 points higher.
Andalusia: Wildfire exposure derived from ingested fire potential tiles.
Willow Grove: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Andalusia: 36/100 · Willow Grove: 40/100
Willow Grove is 4 points higher.
Andalusia: 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.