City vs city
Spring Valley vs Summerlin South, NV
Spring Valley currently scores 4 points higher overall than Summerlin South, with the largest gap in hail.
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
Spring Valley: 31/100 · Summerlin South: 27/100
Spring Valley is 4 points higher.
Flood
Spring Valley: 59/100 · Summerlin South: 50/100
Spring Valley is 9 points higher.
Spring Valley: FEMA NFHL flood zones: 3 features intersect this tile.
Summerlin South: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Spring Valley: 8/100 · Summerlin South: 7/100
Spring Valley is 1 points higher.
Spring Valley: Wind exposure derived from ingested design wind / climatology tiles.
Summerlin South: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Spring Valley: 12/100 · Summerlin South: 11/100
Spring Valley is 1 points higher.
Spring Valley: Lightning exposure derived from ingested climatology tiles.
Summerlin South: Lightning exposure derived from ingested climatology tiles.
Tornado
Spring Valley: 0/100 · Summerlin South: 0/100
No gap.
Spring Valley: Tornado risk derived from NOAA SPC historical reports.
Summerlin South: Tornado risk derived from NOAA SPC historical reports.
Hail
Spring Valley: 16/100 · Summerlin South: 6/100
Spring Valley is 10 points higher.
Spring Valley: Hail risk derived from NOAA SPC historical reports.
Summerlin South: Hail risk derived from NOAA SPC historical reports.
Storm surge
Spring Valley: Unavailable · Summerlin South: Unavailable
A score difference cannot be calculated without both sources.
Spring Valley: Storm surge model is not available for this location yet.
Summerlin South: Storm surge model is not available for this location yet.
Wildfire
Spring Valley: 59/100 · Summerlin South: 63/100
Summerlin South is 4 points higher.
Spring Valley: Wildfire exposure derived from ingested fire potential tiles.
Summerlin South: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Spring Valley: 32/100 · Summerlin South: 23/100
Spring Valley is 9 points higher.
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.
Summerlin South: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.