City vs city
Dayton vs Spring Valley, NV
Spring Valley currently scores 1 points higher overall than Dayton, with the largest gap in ingested air quality.
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
Dayton: 30/100 · Spring Valley: 31/100
Spring Valley is 1 points higher.
Flood
Dayton: 64/100 · Spring Valley: 59/100
Dayton is 5 points higher.
Dayton: FEMA NFHL flood zones: 13 features intersect this tile.
Spring Valley: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Dayton: 6/100 · Spring Valley: 8/100
Spring Valley is 2 points higher.
Dayton: Wind exposure derived from ingested design wind / climatology tiles.
Spring Valley: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Dayton: 5/100 · Spring Valley: 12/100
Spring Valley is 7 points higher.
Dayton: Lightning exposure derived from ingested climatology tiles.
Spring Valley: Lightning exposure derived from ingested climatology tiles.
Tornado
Dayton: 0/100 · Spring Valley: 0/100
No gap.
Dayton: Tornado risk derived from NOAA SPC historical reports.
Spring Valley: Tornado risk derived from NOAA SPC historical reports.
Hail
Dayton: 18/100 · Spring Valley: 16/100
Dayton is 2 points higher.
Dayton: Hail risk derived from NOAA SPC historical reports.
Spring Valley: Hail risk derived from NOAA SPC historical reports.
Storm surge
Dayton: Unavailable · Spring Valley: Unavailable
A score difference cannot be calculated without both sources.
Dayton: Storm surge model is not available for this location yet.
Spring Valley: Storm surge model is not available for this location yet.
Wildfire
Dayton: 68/100 · Spring Valley: 59/100
Dayton is 9 points higher.
Dayton: Wildfire exposure derived from ingested fire potential tiles.
Spring Valley: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Dayton: 18/100 · Spring Valley: 32/100
Spring Valley is 14 points higher.
Dayton: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Spring Valley: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.