City vs city
Rock Falls vs Springfield, IL
Springfield currently scores 2 points higher overall than Rock Falls, 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
Rock Falls: 43/100 · Springfield: 45/100
Springfield is 2 points higher.
Flood
Rock Falls: 51/100 · Springfield: 56/100
Springfield is 5 points higher.
Rock Falls: FEMA NFHL flood zones: 11 features intersect this tile.
Springfield: FEMA NFHL flood zones: 10 features intersect this tile.
Wind
Rock Falls: 16/100 · Springfield: 16/100
No gap.
Rock Falls: Wind exposure derived from ingested design wind / climatology tiles.
Springfield: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Rock Falls: 36/100 · Springfield: 61/100
Springfield is 25 points higher.
Rock Falls: Lightning exposure derived from ingested climatology tiles.
Springfield: Lightning exposure derived from ingested climatology tiles.
Tornado
Rock Falls: 58/100 · Springfield: 31/100
Rock Falls is 27 points higher.
Rock Falls: Tornado risk derived from NOAA SPC historical reports.
Springfield: Tornado risk derived from NOAA SPC historical reports.
Hail
Rock Falls: 89/100 · Springfield: 100/100
Springfield is 11 points higher.
Rock Falls: Hail risk derived from NOAA SPC historical reports.
Springfield: Hail risk derived from NOAA SPC historical reports.
Storm surge
Rock Falls: Unavailable · Springfield: Unavailable
A score difference cannot be calculated without both sources.
Rock Falls: Storm surge model is not available for this location yet.
Springfield: Storm surge model is not available for this location yet.
Wildfire
Rock Falls: 20/100 · Springfield: 25/100
Springfield is 5 points higher.
Rock Falls: Wildfire exposure derived from ingested fire potential tiles.
Springfield: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Rock Falls: 29/100 · Springfield: 28/100
Rock Falls is 1 points higher.
Rock Falls: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Springfield: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.