City vs city
Branchburg vs Old Tappan, NJ
Branchburg and Old Tappan 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 uses an ingested EPA AirNow snapshot and may not reflect current conditions; 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
Branchburg: 35/100 · Old Tappan: 35/100
No gap.
Flood
Branchburg: 20/100 · Old Tappan: 38/100
Old Tappan is 18 points higher.
Branchburg: FEMA NFHL flood zones: 6 features intersect this tile.
Old Tappan: FEMA NFHL flood zones: 8 features intersect this tile.
Wind
Branchburg: 22/100 · Old Tappan: 22/100
No gap.
Branchburg: Wind exposure derived from ingested design wind / climatology tiles.
Old Tappan: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Branchburg: 21/100 · Old Tappan: 22/100
Old Tappan is 1 points higher.
Branchburg: Lightning exposure derived from ingested climatology tiles.
Old Tappan: Lightning exposure derived from ingested climatology tiles.
Tornado
Branchburg: 0/100 · Old Tappan: 0/100
No gap.
Branchburg: Tornado risk derived from NOAA SPC historical reports.
Old Tappan: Tornado risk derived from NOAA SPC historical reports.
Hail
Branchburg: 35/100 · Old Tappan: 28/100
Branchburg is 7 points higher.
Branchburg: Hail risk derived from NOAA SPC historical reports.
Old Tappan: Hail risk derived from NOAA SPC historical reports.
Storm surge
Branchburg: Unavailable · Old Tappan: Unavailable
A score difference cannot be calculated without both sources.
Branchburg: Storm surge model is not available for this location yet.
Old Tappan: Storm surge model is not available for this location yet.
Wildfire
Branchburg: 71/100 · Old Tappan: 67/100
Branchburg is 4 points higher.
Branchburg: Wildfire exposure derived from ingested fire potential tiles.
Old Tappan: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Branchburg: 39/100 · Old Tappan: 30/100
Branchburg is 9 points higher.
Branchburg: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Old Tappan: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.