City vs city
Rancho Cucamonga vs Riverside, CA
Rancho Cucamonga currently scores 4 points higher overall than Riverside, with the largest gap in tornado.
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
Rancho Cucamonga: 31/100 · Riverside: 27/100
Rancho Cucamonga is 4 points higher.
Flood
Rancho Cucamonga: 36/100 · Riverside: 33/100
Rancho Cucamonga is 3 points higher.
Rancho Cucamonga: FEMA NFHL flood zones: 14 features intersect this tile.
Riverside: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Rancho Cucamonga: 5/100 · Riverside: 5/100
No gap.
Rancho Cucamonga: Wind exposure derived from ingested design wind / climatology tiles.
Riverside: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Rancho Cucamonga: 2/100 · Riverside: 2/100
No gap.
Rancho Cucamonga: Lightning exposure derived from ingested climatology tiles.
Riverside: Lightning exposure derived from ingested climatology tiles.
Tornado
Rancho Cucamonga: 0/100 · Riverside: 8/100
Riverside is 8 points higher.
Rancho Cucamonga: Tornado risk derived from NOAA SPC historical reports.
Riverside: Tornado risk derived from NOAA SPC historical reports.
Hail
Rancho Cucamonga: 0/100 · Riverside: 0/100
No gap.
Rancho Cucamonga: Hail risk derived from NOAA SPC historical reports.
Riverside: Hail risk derived from NOAA SPC historical reports.
Storm surge
Rancho Cucamonga: Unavailable · Riverside: Unavailable
A score difference cannot be calculated without both sources.
Rancho Cucamonga: Storm surge model is not available for this location yet.
Riverside: Storm surge model is not available for this location yet.
Wildfire
Rancho Cucamonga: 81/100 · Riverside: 83/100
Riverside is 2 points higher.
Rancho Cucamonga: Wildfire exposure derived from ingested fire potential tiles.
Riverside: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Rancho Cucamonga: 32/100 · Riverside: 32/100
No gap.
Rancho Cucamonga: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Riverside: Air quality signal derived from the latest EPA AirNow combined AQI grid.