City vs city
Northumberland vs Philadelphia, PA
Philadelphia currently scores 3 points higher overall than Northumberland, 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
Northumberland: 34/100 · Philadelphia: 37/100
Philadelphia is 3 points higher.
Flood
Northumberland: 70/100 · Philadelphia: 60/100
Northumberland is 10 points higher.
Northumberland: FEMA NFHL flood zones: 6 features intersect this tile.
Philadelphia: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Northumberland: 20/100 · Philadelphia: 22/100
Philadelphia is 2 points higher.
Northumberland: Wind exposure derived from ingested design wind / climatology tiles.
Philadelphia: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Northumberland: 29/100 · Philadelphia: 37/100
Philadelphia is 8 points higher.
Northumberland: Lightning exposure derived from ingested climatology tiles.
Philadelphia: Lightning exposure derived from ingested climatology tiles.
Tornado
Northumberland: 4/100 · Philadelphia: 15/100
Philadelphia is 11 points higher.
Northumberland: Tornado risk derived from NOAA SPC historical reports.
Philadelphia: Tornado risk derived from NOAA SPC historical reports.
Hail
Northumberland: 11/100 · Philadelphia: 43/100
Philadelphia is 32 points higher.
Northumberland: Hail risk derived from NOAA SPC historical reports.
Philadelphia: Hail risk derived from NOAA SPC historical reports.
Storm surge
Northumberland: Unavailable · Philadelphia: Unavailable
A score difference cannot be calculated without both sources.
Northumberland: Storm surge model is not available for this location yet.
Philadelphia: Storm surge model is not available for this location yet.
Wildfire
Northumberland: 50/100 · Philadelphia: 36/100
Northumberland is 14 points higher.
Northumberland: Wildfire exposure derived from ingested fire potential tiles.
Philadelphia: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Northumberland: 52/100 · Philadelphia: 46/100
Northumberland is 6 points higher.
Northumberland: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Philadelphia: Air quality signal derived from the latest EPA AirNow combined AQI grid.