City vs city
Joliet vs Marion, IL
Joliet currently scores 2 points higher overall than Marion, 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
Joliet: 47/100 · Marion: 45/100
Joliet is 2 points higher.
Flood
Joliet: 44/100 · Marion: 43/100
Joliet is 1 points higher.
Joliet: FEMA NFHL flood zones: 13 features intersect this tile.
Marion: FEMA NFHL flood zones: 3 features intersect this tile.
Wind
Joliet: 16/100 · Marion: 15/100
Joliet is 1 points higher.
Joliet: Wind exposure derived from ingested design wind / climatology tiles.
Marion: Wind exposure derived from ingested design wind / climatology tiles.
Lightning
Joliet: 43/100 · Marion: 49/100
Marion is 6 points higher.
Joliet: Lightning exposure derived from ingested climatology tiles.
Marion: Lightning exposure derived from ingested climatology tiles.
Tornado
Joliet: 81/100 · Marion: 50/100
Joliet is 31 points higher.
Joliet: Tornado risk derived from NOAA SPC historical reports.
Marion: Tornado risk derived from NOAA SPC historical reports.
Hail
Joliet: 96/100 · Marion: 100/100
Marion is 4 points higher.
Joliet: Hail risk derived from NOAA SPC historical reports.
Marion: Hail risk derived from NOAA SPC historical reports.
Storm surge
Joliet: Unavailable · Marion: Unavailable
A score difference cannot be calculated without both sources.
Joliet: Storm surge model is not available for this location yet.
Marion: Storm surge model is not available for this location yet.
Wildfire
Joliet: 21/100 · Marion: 27/100
Marion is 6 points higher.
Joliet: Wildfire exposure derived from ingested fire potential tiles.
Marion: Wildfire exposure derived from ingested fire potential tiles.
Current air quality
Joliet: 28/100 · Marion: 30/100
Marion is 2 points higher.
Joliet: Air quality signal derived from the latest EPA AirNow combined AQI grid.
Marion: Air quality signal derived from the latest EPA AirNow combined AQI grid.