City vs city
Mantua vs Roanoke, VA
Mantua currently scores 3 points higher overall than Roanoke, with the largest gap in lightning.
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
Mantua: 42/100 · Roanoke: 39/100
Mantua is 3 points higher.
Flood
Mantua: 32/100 · Roanoke: 24/100
Mantua is 8 points higher.
Mantua: FEMA NFHL flood zones: 6 features intersect this tile.
Roanoke: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Mantua: 20/100 · Roanoke: 17/100
Mantua is 3 points higher.
Mantua: Wind exposure derived from ingested design wind / climatology tiles.
Roanoke: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Mantua: 39/100 · Roanoke: 30/100
Mantua is 9 points higher.
Mantua: Lightning exposure derived from ingested climatology tiles.
Roanoke: Lightning exposure derived from ingested climatology tiles.
Tornado
Mantua: 19/100 · Roanoke: 19/100
No gap.
Mantua: Tornado risk derived from NOAA SPC historical reports.
Roanoke: Tornado risk derived from NOAA SPC historical reports.
Hail
Mantua: 100/100 · Roanoke: 100/100
No gap.
Mantua: Hail risk derived from NOAA SPC historical reports.
Roanoke: Hail risk derived from NOAA SPC historical reports.
Storm surge
Mantua: Unavailable · Roanoke: Unavailable
A score difference cannot be calculated without both sources.
Mantua: Storm surge model is not available for this location yet.
Roanoke: Storm surge model is not available for this location yet.
Wildfire
Mantua: 43/100 · Roanoke: 51/100
Roanoke is 8 points higher.
Mantua: Wildfire exposure derived from ingested fire potential tiles.
Roanoke: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Mantua: 40/100 · Roanoke: 35/100
Mantua is 5 points higher.
Mantua: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Roanoke: Air quality signal derived from the latest EPA AirNow combined AQI grid.