City vs city
Harrisburg vs Lansdale, PA
Harrisburg currently scores 10 points higher overall than Lansdale, 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 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
Harrisburg: 50/100 · Lansdale: 40/100
Harrisburg is 10 points higher.
Flood
Harrisburg: 98/100 · Lansdale: 66/100
Harrisburg is 32 points higher.
Harrisburg: FEMA NFHL flood zones: 11 features intersect this tile.
Lansdale: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Harrisburg: 20/100 · Lansdale: 22/100
Lansdale is 2 points higher.
Harrisburg: Wind exposure derived from ingested design wind / climatology tiles.
Lansdale: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Harrisburg: 38/100 · Lansdale: 34/100
Harrisburg is 4 points higher.
Harrisburg: Lightning exposure derived from ingested climatology tiles.
Lansdale: Lightning exposure derived from ingested climatology tiles.
Tornado
Harrisburg: 38/100 · Lansdale: 35/100
Harrisburg is 3 points higher.
Harrisburg: Tornado risk derived from NOAA SPC historical reports.
Lansdale: Tornado risk derived from NOAA SPC historical reports.
Hail
Harrisburg: 72/100 · Lansdale: 33/100
Harrisburg is 39 points higher.
Harrisburg: Hail risk derived from NOAA SPC historical reports.
Lansdale: Hail risk derived from NOAA SPC historical reports.
Storm surge
Harrisburg: Unavailable · Lansdale: Unavailable
A score difference cannot be calculated without both sources.
Harrisburg: Storm surge model is not available for this location yet.
Lansdale: Storm surge model is not available for this location yet.
Wildfire
Harrisburg: 43/100 · Lansdale: 48/100
Lansdale is 5 points higher.
Harrisburg: Wildfire exposure derived from ingested fire potential tiles.
Lansdale: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Harrisburg: 40/100 · Lansdale: 39/100
Harrisburg is 1 points higher.
Harrisburg: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Lansdale: Air quality signal derived from the latest EPA AirNow combined AQI grid.