City vs city
La Mesa vs Riverside, CA
Riverside currently scores 4 points higher overall than La Mesa, 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 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
La Mesa: 23/100 · Riverside: 27/100
Riverside is 4 points higher.
Flood
La Mesa: 32/100 · Riverside: 33/100
Riverside is 1 points higher.
La Mesa: FEMA NFHL flood zones: 4 features intersect this tile.
Riverside: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
La Mesa: 6/100 · Riverside: 5/100
La Mesa is 1 points higher.
La Mesa: Wind exposure derived from ingested design wind / climatology tiles.
Riverside: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
La Mesa: 1/100 · Riverside: 2/100
Riverside is 1 points higher.
La Mesa: Lightning exposure derived from ingested climatology tiles.
Riverside: Lightning exposure derived from ingested climatology tiles.
Tornado
La Mesa: 19/100 · Riverside: 8/100
La Mesa is 11 points higher.
La Mesa: Tornado risk derived from NOAA SPC historical reports.
Riverside: Tornado risk derived from NOAA SPC historical reports.
Hail
La Mesa: 3/100 · Riverside: 0/100
La Mesa is 3 points higher.
La Mesa: Hail risk derived from NOAA SPC historical reports.
Riverside: Hail risk derived from NOAA SPC historical reports.
Storm surge
La Mesa: Unavailable · Riverside: Unavailable
A score difference cannot be calculated without both sources.
La Mesa: Storm surge model is not available for this location yet.
Riverside: Storm surge model is not available for this location yet.
Wildfire
La Mesa: 75/100 · Riverside: 83/100
Riverside is 8 points higher.
La Mesa: Wildfire exposure derived from ingested fire potential tiles.
Riverside: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
La Mesa: 25/100 · Riverside: 32/100
Riverside is 7 points higher.
La Mesa: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
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.