City vs city
Spring Valley vs Viola, NY
Spring Valley and Viola 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 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
Spring Valley: 34/100 · Viola: 34/100
No gap.
Flood
Spring Valley: 31/100 · Viola: 31/100
No gap.
Spring Valley: FEMA NFHL flood zones: 5 features intersect this tile.
Viola: FEMA NFHL flood zones: 5 features intersect this tile.
Wind
Spring Valley: 22/100 · Viola: 22/100
No gap.
Spring Valley: Wind exposure derived from ingested design wind / climatology tiles.
Viola: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Spring Valley: 23/100 · Viola: 23/100
No gap.
Spring Valley: Lightning exposure derived from ingested climatology tiles.
Viola: Lightning exposure derived from ingested climatology tiles.
Tornado
Spring Valley: 0/100 · Viola: 0/100
No gap.
Spring Valley: Tornado risk derived from NOAA SPC historical reports.
Viola: Tornado risk derived from NOAA SPC historical reports.
Hail
Spring Valley: 18/100 · Viola: 18/100
No gap.
Spring Valley: Hail risk derived from NOAA SPC historical reports.
Viola: Hail risk derived from NOAA SPC historical reports.
Storm surge
Spring Valley: Unavailable · Viola: Unavailable
A score difference cannot be calculated without both sources.
Spring Valley: Storm surge model is not available for this location yet.
Viola: Storm surge model is not available for this location yet.
Wildfire
Spring Valley: 81/100 · Viola: 81/100
No gap.
Spring Valley: Wildfire exposure derived from ingested fire potential tiles.
Viola: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Spring Valley: 31/100 · Viola: 31/100
No gap.
Spring Valley: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Viola: Air quality signal derived from the latest EPA AirNow combined AQI grid.