City vs city
Algonquin vs Crystal Lake, IL
Crystal Lake currently scores 9 points higher overall than Algonquin, 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 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
Algonquin: 35/100 · Crystal Lake: 44/100
Crystal Lake is 9 points higher.
Flood
Algonquin: 38/100 · Crystal Lake: 39/100
Crystal Lake is 1 points higher.
Algonquin: FEMA NFHL flood zones: 8 features intersect this tile.
Crystal Lake: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Algonquin: 16/100 · Crystal Lake: 16/100
No gap.
Algonquin: Wind exposure derived from ingested design wind / climatology tiles.
Crystal Lake: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Algonquin: 56/100 · Crystal Lake: 60/100
Crystal Lake is 4 points higher.
Algonquin: Lightning exposure derived from ingested climatology tiles.
Crystal Lake: Lightning exposure derived from ingested climatology tiles.
Tornado
Algonquin: 15/100 · Crystal Lake: 50/100
Crystal Lake is 35 points higher.
Algonquin: Tornado risk derived from NOAA SPC historical reports.
Crystal Lake: Tornado risk derived from NOAA SPC historical reports.
Hail
Algonquin: 62/100 · Crystal Lake: 92/100
Crystal Lake is 30 points higher.
Algonquin: Hail risk derived from NOAA SPC historical reports.
Crystal Lake: Hail risk derived from NOAA SPC historical reports.
Storm surge
Algonquin: Unavailable · Crystal Lake: Unavailable
A score difference cannot be calculated without both sources.
Algonquin: Storm surge model is not available for this location yet.
Crystal Lake: Storm surge model is not available for this location yet.
Wildfire
Algonquin: 27/100 · Crystal Lake: 31/100
Crystal Lake is 4 points higher.
Algonquin: Wildfire exposure derived from ingested fire potential tiles.
Crystal Lake: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Algonquin: 28/100 · Crystal Lake: 22/100
Algonquin is 6 points higher.
Algonquin: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Crystal Lake: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.