City vs city
Ambler vs Blue Bell, PA
Ambler and Blue Bell are tied on overall score, with the biggest factor difference 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 is a current EPA AirNow signal; 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
Ambler: 39/100 · Blue Bell: 39/100
No gap.
Flood
Ambler: 72/100 · Blue Bell: 72/100
No gap.
Ambler: FEMA NFHL flood zones: 6 features intersect this tile.
Blue Bell: FEMA NFHL flood zones: 6 features intersect this tile.
Wind
Ambler: 22/100 · Blue Bell: 22/100
No gap.
Ambler: Wind exposure derived from ingested design wind / climatology tiles.
Blue Bell: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Ambler: 35/100 · Blue Bell: 35/100
No gap.
Ambler: Lightning exposure derived from ingested climatology tiles.
Blue Bell: Lightning exposure derived from ingested climatology tiles.
Tornado
Ambler: 19/100 · Blue Bell: 19/100
No gap.
Ambler: Tornado risk derived from NOAA SPC historical reports.
Blue Bell: Tornado risk derived from NOAA SPC historical reports.
Hail
Ambler: 43/100 · Blue Bell: 43/100
No gap.
Ambler: Hail risk derived from NOAA SPC historical reports.
Blue Bell: Hail risk derived from NOAA SPC historical reports.
Storm surge
Ambler: Unavailable · Blue Bell: Unavailable
A score difference cannot be calculated without both sources.
Ambler: Storm surge model is not available for this location yet.
Blue Bell: Storm surge model is not available for this location yet.
Wildfire
Ambler: 46/100 · Blue Bell: 46/100
No gap.
Ambler: Wildfire exposure derived from ingested fire potential tiles.
Blue Bell: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Ambler: 39/100 · Blue Bell: 39/100
No gap.
Ambler: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Blue Bell: Air quality signal derived from the latest EPA AirNow combined AQI grid.