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City vs city
Jerseyville vs Alton, IL
Jerseyville currently scores 3 points higher overall than Alton, with the largest gap in flood.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Overall
Jerseyville: 37/100 · Alton: 34/100
Jerseyville is 3 points higher.
Flood
Jerseyville: 33/100 · Alton: 0/100
Jerseyville is 33 points higher.
Wind
Jerseyville: 16/100 · Alton: 16/100
No gap.
Lightning
Jerseyville: 53/100 · Alton: 53/100
No gap.
Tornado
Jerseyville: 42/100 · Alton: 27/100
Jerseyville is 15 points higher.
Hail
Jerseyville: 76/100 · Alton: 91/100
Alton is 15 points higher.
Storm surge
Jerseyville: 0/100 · Alton: 0/100
No gap.