City vs city
Riverside vs Spring Valley Lake, CA
Riverside currently scores 12 points higher overall than Spring Valley Lake, 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
Riverside: 32/100 · Spring Valley Lake: 20/100
Riverside is 12 points higher.
Flood
Riverside: 43/100 · Spring Valley Lake: 34/100
Riverside is 9 points higher.
Riverside: FEMA NFHL flood zones: 23 features intersect this tile.
Spring Valley Lake: FEMA NFHL flood zones: 11 features intersect this tile.
Wind
Riverside: 5/100 · Spring Valley Lake: 5/100
No gap.
Riverside: Wind exposure derived from ingested design wind / climatology tiles.
Spring Valley Lake: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Riverside: 2/100 · Spring Valley Lake: 3/100
Spring Valley Lake is 1 points higher.
Riverside: Lightning exposure derived from ingested climatology tiles.
Spring Valley Lake: Lightning exposure derived from ingested climatology tiles.
Tornado
Riverside: 0/100 · Spring Valley Lake: 4/100
Spring Valley Lake is 4 points higher.
Riverside: Tornado risk derived from NOAA SPC historical reports.
Spring Valley Lake: Tornado risk derived from NOAA SPC historical reports.
Hail
Riverside: 0/100 · Spring Valley Lake: 1/100
Spring Valley Lake is 1 points higher.
Riverside: Hail risk derived from NOAA SPC historical reports.
Spring Valley Lake: Hail risk derived from NOAA SPC historical reports.
Storm surge
Riverside: Unavailable · Spring Valley Lake: Unavailable
A score difference cannot be calculated without both sources.
Riverside: Storm surge model is not available for this location yet.
Spring Valley Lake: Storm surge model is not available for this location yet.
Wildfire
Riverside: 76/100 · Spring Valley Lake: 65/100
Riverside is 11 points higher.
Riverside: Wildfire exposure derived from ingested fire potential tiles.
Spring Valley Lake: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Riverside: 32/100 · Spring Valley Lake: 25/100
Riverside is 7 points higher.
Riverside: 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 Lake: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.