City vs city
Hillsdale vs Old Tappan, NJ
Hillsdale and Old Tappan are tied on overall score, with the biggest factor difference 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
Hillsdale: 35/100 · Old Tappan: 35/100
No gap.
Flood
Hillsdale: 11/100 · Old Tappan: 38/100
Old Tappan is 27 points higher.
Hillsdale: FEMA NFHL flood zones: 2 features intersect this tile.
Old Tappan: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Hillsdale: 22/100 · Old Tappan: 22/100
No gap.
Hillsdale: Wind exposure derived from ingested design wind / climatology tiles.
Old Tappan: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Hillsdale: 22/100 · Old Tappan: 22/100
No gap.
Hillsdale: Lightning exposure derived from ingested climatology tiles.
Old Tappan: Lightning exposure derived from ingested climatology tiles.
Tornado
Hillsdale: 15/100 · Old Tappan: 0/100
Hillsdale is 15 points higher.
Hillsdale: Tornado risk derived from NOAA SPC historical reports.
Old Tappan: Tornado risk derived from NOAA SPC historical reports.
Hail
Hillsdale: 78/100 · Old Tappan: 28/100
Hillsdale is 50 points higher.
Hillsdale: Hail risk derived from NOAA SPC historical reports.
Old Tappan: Hail risk derived from NOAA SPC historical reports.
Storm surge
Hillsdale: Unavailable · Old Tappan: Unavailable
A score difference cannot be calculated without both sources.
Hillsdale: Storm surge model is not available for this location yet.
Old Tappan: Storm surge model is not available for this location yet.
Wildfire
Hillsdale: 67/100 · Old Tappan: 67/100
No gap.
Hillsdale: Wildfire exposure derived from ingested fire potential tiles.
Old Tappan: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Hillsdale: 32/100 · Old Tappan: 30/100
Hillsdale is 2 points higher.
Hillsdale: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Old Tappan: Air quality signal derived from the latest EPA AirNow combined AQI grid.