City vs city
Aurora vs Crystal Lake, IL
Crystal Lake currently scores 10 points higher overall than Aurora, 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 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 · Crystal Lake: 44/100
Crystal Lake is 10 points higher.
Flood
Aurora: 39/100 · Crystal Lake: 39/100
No gap.
Aurora: FEMA NFHL flood zones: 10 features intersect this tile.
Crystal Lake: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Aurora: 16/100 · Crystal Lake: 16/100
No gap.
Aurora: Wind exposure derived from ingested design wind / climatology tiles.
Crystal Lake: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Aurora: 43/100 · Crystal Lake: 60/100
Crystal Lake is 17 points higher.
Aurora: Lightning exposure derived from ingested climatology tiles.
Crystal Lake: Lightning exposure derived from ingested climatology tiles.
Tornado
Aurora: 8/100 · Crystal Lake: 50/100
Crystal Lake is 42 points higher.
Aurora: Tornado risk derived from NOAA SPC historical reports.
Crystal Lake: Tornado risk derived from NOAA SPC historical reports.
Hail
Aurora: 90/100 · Crystal Lake: 92/100
Crystal Lake is 2 points higher.
Aurora: Hail risk derived from NOAA SPC historical reports.
Crystal Lake: Hail risk derived from NOAA SPC historical reports.
Storm surge
Aurora: Unavailable · Crystal Lake: Unavailable
A score difference cannot be calculated without both sources.
Aurora: Storm surge model is not available for this location yet.
Crystal Lake: Storm surge model is not available for this location yet.
Wildfire
Aurora: 14/100 · Crystal Lake: 31/100
Crystal Lake is 17 points higher.
Aurora: Wildfire exposure derived from ingested fire potential tiles.
Crystal Lake: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Aurora: 29/100 · Crystal Lake: 22/100
Aurora is 7 points higher.
Aurora: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Crystal Lake: Air quality signal derived from the latest EPA AirNow combined AQI grid.