City vs city
Arcadia vs South Monrovia Island, CA
South Monrovia Island currently scores 1 points higher overall than Arcadia, 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
Arcadia: 22/100 · South Monrovia Island: 23/100
South Monrovia Island is 1 points higher.
Flood
Arcadia: 26/100 · South Monrovia Island: 26/100
No gap.
Arcadia: FEMA NFHL flood zones: 2 features intersect this tile.
South Monrovia Island: FEMA NFHL flood zones: 2 features intersect this tile.
Wind
Arcadia: 5/100 · South Monrovia Island: 5/100
No gap.
Arcadia: Wind exposure derived from ingested design wind / climatology tiles.
South Monrovia Island: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Arcadia: 1/100 · South Monrovia Island: 1/100
No gap.
Arcadia: Lightning exposure derived from ingested climatology tiles.
South Monrovia Island: Lightning exposure derived from ingested climatology tiles.
Tornado
Arcadia: 0/100 · South Monrovia Island: 0/100
No gap.
Arcadia: Tornado risk derived from NOAA SPC historical reports.
South Monrovia Island: Tornado risk derived from NOAA SPC historical reports.
Hail
Arcadia: 7/100 · South Monrovia Island: 6/100
Arcadia is 1 points higher.
Arcadia: Hail risk derived from NOAA SPC historical reports.
South Monrovia Island: Hail risk derived from NOAA SPC historical reports.
Storm surge
Arcadia: Unavailable · South Monrovia Island: Unavailable
A score difference cannot be calculated without both sources.
Arcadia: Storm surge model is not available for this location yet.
South Monrovia Island: Storm surge model is not available for this location yet.
Wildfire
Arcadia: 68/100 · South Monrovia Island: 76/100
South Monrovia Island is 8 points higher.
Arcadia: Wildfire exposure derived from ingested fire potential tiles.
South Monrovia Island: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Arcadia: 27/100 · South Monrovia Island: 21/100
Arcadia is 6 points higher.
Arcadia: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
South Monrovia Island: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.