City vs city
Collingdale vs Lansdowne, PA
Collingdale and Lansdowne 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
Collingdale: 40/100 · Lansdowne: 40/100
No gap.
Flood
Collingdale: 83/100 · Lansdowne: 83/100
No gap.
Collingdale: FEMA NFHL flood zones: 12 features intersect this tile.
Lansdowne: FEMA NFHL flood zones: 12 features intersect this tile.
Wind
Collingdale: 22/100 · Lansdowne: 22/100
No gap.
Collingdale: Wind exposure derived from ingested design wind / climatology tiles.
Lansdowne: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Collingdale: 37/100 · Lansdowne: 37/100
No gap.
Collingdale: Lightning exposure derived from ingested climatology tiles.
Lansdowne: Lightning exposure derived from ingested climatology tiles.
Tornado
Collingdale: 8/100 · Lansdowne: 8/100
No gap.
Collingdale: Tornado risk derived from NOAA SPC historical reports.
Lansdowne: Tornado risk derived from NOAA SPC historical reports.
Hail
Collingdale: 43/100 · Lansdowne: 43/100
No gap.
Collingdale: Hail risk derived from NOAA SPC historical reports.
Lansdowne: Hail risk derived from NOAA SPC historical reports.
Storm surge
Collingdale: 67/100 · Lansdowne: 67/100
No gap.
Collingdale: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Lansdowne: Storm surge exposure derived from NOAA SLOSH MOM (AGL) data.
Wildfire
Collingdale: 15/100 · Lansdowne: 15/100
No gap.
Collingdale: Wildfire exposure derived from ingested fire potential tiles.
Lansdowne: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Collingdale: 44/100 · Lansdowne: 44/100
No gap.
Collingdale: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Lansdowne: Air quality signal derived from the latest EPA AirNow combined AQI grid.