City vs city
Aliso Viejo vs Lake Forest, CA
Lake Forest currently scores 1 points higher overall than Aliso Viejo, 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 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
Aliso Viejo: 18/100 · Lake Forest: 19/100
Lake Forest is 1 points higher.
Flood
Aliso Viejo: 25/100 · Lake Forest: 28/100
Lake Forest is 3 points higher.
Aliso Viejo: FEMA NFHL flood zones: 5 features intersect this tile.
Lake Forest: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Aliso Viejo: 5/100 · Lake Forest: 5/100
No gap.
Aliso Viejo: Wind exposure derived from ingested design wind / climatology tiles.
Lake Forest: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Aliso Viejo: 1/100 · Lake Forest: 1/100
No gap.
Aliso Viejo: Lightning exposure derived from ingested climatology tiles.
Lake Forest: Lightning exposure derived from ingested climatology tiles.
Tornado
Aliso Viejo: 8/100 · Lake Forest: 4/100
Aliso Viejo is 4 points higher.
Aliso Viejo: Tornado risk derived from NOAA SPC historical reports.
Lake Forest: Tornado risk derived from NOAA SPC historical reports.
Hail
Aliso Viejo: 3/100 · Lake Forest: 1/100
Aliso Viejo is 2 points higher.
Aliso Viejo: Hail risk derived from NOAA SPC historical reports.
Lake Forest: Hail risk derived from NOAA SPC historical reports.
Storm surge
Aliso Viejo: Unavailable · Lake Forest: Unavailable
A score difference cannot be calculated without both sources.
Aliso Viejo: Storm surge model is not available for this location yet.
Lake Forest: Storm surge model is not available for this location yet.
Wildfire
Aliso Viejo: 65/100 · Lake Forest: 75/100
Lake Forest is 10 points higher.
Aliso Viejo: Wildfire exposure derived from ingested fire potential tiles.
Lake Forest: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Aliso Viejo: 22/100 · Lake Forest: 22/100
No gap.
Aliso Viejo: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Lake Forest: Air quality signal derived from the latest EPA AirNow combined AQI grid.