City vs city
Johnsburg vs Round Lake, IL
Round Lake currently scores 4 points higher overall than Johnsburg, 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
Johnsburg: 38/100 · Round Lake: 42/100
Round Lake is 4 points higher.
Flood
Johnsburg: 56/100 · Round Lake: 65/100
Round Lake is 9 points higher.
Johnsburg: FEMA NFHL flood zones: 10 features intersect this tile.
Round Lake: FEMA NFHL flood zones: 16 features intersect this tile.
Wind
Johnsburg: 16/100 · Round Lake: 16/100
No gap.
Johnsburg: Wind exposure derived from ingested design wind / climatology tiles.
Round Lake: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Johnsburg: 61/100 · Round Lake: 59/100
Johnsburg is 2 points higher.
Johnsburg: Lightning exposure derived from ingested climatology tiles.
Round Lake: Lightning exposure derived from ingested climatology tiles.
Tornado
Johnsburg: 23/100 · Round Lake: 0/100
Johnsburg is 23 points higher.
Johnsburg: Tornado risk derived from NOAA SPC historical reports.
Round Lake: Tornado risk derived from NOAA SPC historical reports.
Hail
Johnsburg: 51/100 · Round Lake: 62/100
Round Lake is 11 points higher.
Johnsburg: Hail risk derived from NOAA SPC historical reports.
Round Lake: Hail risk derived from NOAA SPC historical reports.
Storm surge
Johnsburg: Unavailable · Round Lake: Unavailable
A score difference cannot be calculated without both sources.
Johnsburg: Storm surge model is not available for this location yet.
Round Lake: Storm surge model is not available for this location yet.
Wildfire
Johnsburg: 36/100 · Round Lake: 30/100
Johnsburg is 6 points higher.
Johnsburg: Wildfire exposure derived from ingested fire potential tiles.
Round Lake: Wildfire exposure derived from ingested fire potential tiles.
Ingested air quality
Johnsburg: 22/100 · Round Lake: 22/100
No gap.
Johnsburg: Air quality score derived from the latest ingested EPA AirNow AQI grid; may not reflect current conditions. See methodology for the recorded ingest date.
Round 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.