City vs city
Londonderry vs South Burlington, VT
South Burlington currently scores 5 points higher overall than Londonderry, with the largest gap in wildfire.
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
Londonderry: 24/100 · South Burlington: 29/100
South Burlington is 5 points higher.
Flood
Londonderry: 57/100 · South Burlington: 74/100
South Burlington is 17 points higher.
Londonderry: FEMA NFHL flood zones: 8 features intersect this tile.
South Burlington: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Londonderry: 18/100 · South Burlington: 16/100
Londonderry is 2 points higher.
Londonderry: Wind exposure derived from ingested design wind / climatology tiles.
South Burlington: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Londonderry: 25/100 · South Burlington: 17/100
Londonderry is 8 points higher.
Londonderry: Lightning exposure derived from ingested climatology tiles.
South Burlington: Lightning exposure derived from ingested climatology tiles.
Tornado
Londonderry: 0/100 · South Burlington: 8/100
South Burlington is 8 points higher.
Londonderry: Tornado risk derived from NOAA SPC historical reports.
South Burlington: Tornado risk derived from NOAA SPC historical reports.
Hail
Londonderry: 1/100 · South Burlington: 23/100
South Burlington is 22 points higher.
Londonderry: Hail risk derived from NOAA SPC historical reports.
South Burlington: Hail risk derived from NOAA SPC historical reports.
Storm surge
Londonderry: Unavailable · South Burlington: Unavailable
A score difference cannot be calculated without both sources.
Londonderry: Storm surge model is not available for this location yet.
South Burlington: Storm surge model is not available for this location yet.
Wildfire
Londonderry: 17/100 · South Burlington: 45/100
South Burlington is 28 points higher.
Londonderry: Wildfire exposure derived from ingested fire potential tiles.
South Burlington: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Londonderry: 25/100 · South Burlington: 22/100
Londonderry is 3 points higher.
Londonderry: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
South Burlington: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.