City vs city
Aurora vs Rock Island, IL
Rock Island currently scores 6 points higher overall than Aurora, 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
Aurora: 34/100 · Rock Island: 40/100
Rock Island is 6 points higher.
Flood
Aurora: 39/100 · Rock Island: 48/100
Rock Island is 9 points higher.
Aurora: FEMA NFHL flood zones: 10 features intersect this tile.
Rock Island: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Aurora: 16/100 · Rock Island: 17/100
Rock Island is 1 points higher.
Aurora: Wind exposure derived from ingested design wind / climatology tiles.
Rock Island: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Aurora: 43/100 · Rock Island: 42/100
Aurora is 1 points higher.
Aurora: Lightning exposure derived from ingested climatology tiles.
Rock Island: Lightning exposure derived from ingested climatology tiles.
Tornado
Aurora: 8/100 · Rock Island: 15/100
Rock Island is 7 points higher.
Aurora: Tornado risk derived from NOAA SPC historical reports.
Rock Island: Tornado risk derived from NOAA SPC historical reports.
Hail
Aurora: 90/100 · Rock Island: 100/100
Rock Island is 10 points higher.
Aurora: Hail risk derived from NOAA SPC historical reports.
Rock Island: Hail risk derived from NOAA SPC historical reports.
Storm surge
Aurora: Unavailable · Rock Island: Unavailable
A score difference cannot be calculated without both sources.
Aurora: Storm surge model is not available for this location yet.
Rock Island: Storm surge model is not available for this location yet.
Wildfire
Aurora: 14/100 · Rock Island: 33/100
Rock Island is 19 points higher.
Aurora: Wildfire exposure derived from ingested fire potential tiles.
Rock Island: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Aurora: 29/100 · Rock Island: 26/100
Aurora is 3 points higher.
Aurora: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Rock Island: Air quality signal derived from the latest EPA AirNow combined AQI grid.