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City vs city
Irmo vs Charleston, SC
Charleston currently scores 18 points higher overall than Irmo, with the largest gap in storm surge.
Use this comparison for relocation decisions, insurance shopping, and hazard-prioritized mitigation planning.
Hazard breakdown
Overall
Irmo: 41/100 · Charleston: 59/100
Charleston is 18 points higher.
Flood
Irmo: 38/100 · Charleston: 78/100
Charleston is 40 points higher.
Wind
Irmo: 22/100 · Charleston: 51/100
Charleston is 29 points higher.
Lightning
Irmo: 69/100 · Charleston: 49/100
Irmo is 20 points higher.
Tornado
Irmo: 20/100 · Charleston: 12/100
Irmo is 8 points higher.
Hail
Irmo: 50/100 · Charleston: 100/100
Charleston is 50 points higher.
Storm surge
Irmo: 0/100 · Charleston: 99/100
Charleston is 99 points higher.