City vs city
Elk Grove vs Ione, CA
Ione currently scores 5 points higher overall than Elk Grove, 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
Elk Grove: 23/100 · Ione: 28/100
Ione is 5 points higher.
Flood
Elk Grove: 43/100 · Ione: 42/100
Elk Grove is 1 points higher.
Elk Grove: FEMA NFHL flood zones: 18 features intersect this tile.
Ione: FEMA NFHL flood zones: 9 features intersect this tile.
Wind
Elk Grove: 3/100 · Ione: 4/100
Ione is 1 points higher.
Elk Grove: Wind exposure derived from ingested design wind / climatology tiles.
Ione: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Elk Grove: 1/100 · Ione: 1/100
No gap.
Elk Grove: Lightning exposure derived from ingested climatology tiles.
Ione: Lightning exposure derived from ingested climatology tiles.
Tornado
Elk Grove: 0/100 · Ione: 0/100
No gap.
Elk Grove: Tornado risk derived from NOAA SPC historical reports.
Ione: Tornado risk derived from NOAA SPC historical reports.
Hail
Elk Grove: 1/100 · Ione: 0/100
Elk Grove is 1 points higher.
Elk Grove: Hail risk derived from NOAA SPC historical reports.
Ione: Hail risk derived from NOAA SPC historical reports.
Storm surge
Elk Grove: Unavailable · Ione: Unavailable
A score difference cannot be calculated without both sources.
Elk Grove: Storm surge model is not available for this location yet.
Ione: Storm surge model is not available for this location yet.
Wildfire
Elk Grove: 65/100 · Ione: 72/100
Ione is 7 points higher.
Elk Grove: Wildfire exposure derived from ingested fire potential tiles.
Ione: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Elk Grove: 24/100 · Ione: 23/100
Elk Grove is 1 points higher.
Elk Grove: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Ione: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.